UT35A/UT32A

The UT35A and UT32A temperature controllers employ an easy-to-read, 14-segment large color LCD display, along with navigation keys, thus greatly increasing the monitoring and operating capabilities. A ladder sequence function is included as standard. The short depth of the controller helps save instrument panel space. The UT35A/UT32A also support open networks such as Ethernet communication.

UT35A and UT32A Temperature Controller Features

  • 4 target setpoints (PID numbers) available as standard
  • 3 alarm independent common terminals available as standard
  • Ladder sequence programs can be built
  • Simple operation
  • Up to 8 DOs (combinations available)
  • Multiple language operation manual (Japanese, English, German, French, Spanish, Chinese and Korean) available. Please specify the desired language when ordering.
  • Detailed code model available to customize specifications best suited to you.

Details

Advanced Control

Control Modes

The control mode allows easily configuring settings and making changes with parameters.

  • Single-loop control

5 Built-in Control Types

  • PID control
  • ON/OFF control (1 point of hysteresis)
  • ON/OFF control (2 points of hysteresis)
  • Two-position, two-level control
  • Heating/cooling control

Heating/cooling control

For the correspondence between the above control mode and control types for each model, please refer to the specifications.

Ladder Sequence Control

With built-in ladder sequence control, the range of applications are dramatically increased. This feature is standard in all the UTAdvanced controllers (except UM33A). The ladder sequence control function can replace a small PLC required by the application. Sequence control and PID control can be performed simultaneously.

  • Monitoring and control of external machinery
    E.g.: Lamps, switches, timers
  • Solve digital input/output logic functionality easily.
    Number of basic command types: 13
    Number of application command types: 73
[Example of ladder instruction] [Example of ladder programming]
ladder programming

Application Examples of Ladder Sequence Program

Alarm Sequence Control Circuits Can be Reduced
The ladder sequence program is built in the UTAdvanced as standard. The ladder sequence function enables monitoring and controlling peripheral devices such as relays, thus making it possible to reduce costs.

[Conventional]
Alarm action was built by a sequence control circuit (relay, timer, etc.) outside of the controller.

Arrow [UTAdvanced]
Alarm action is built by the ladder sequence program inside the UTAdvanced, thus making it possible to reduce costs.

Alarm Sequence Control Circuits can be Reduced

Example: Alarm annunciator

Host System Load is Reduced

[Conventional]
Action
Various types of analog data were captured into the host system (PLC, etc.) and calculated, and the results were processed by the field controller for control via a command.

[UTAdvanced]
Merit
The UTAdvanced with up to 4 analog inputs* enables various types of analog data to be captured directly into the controller and calculated by the ladder program, thus reducing the system-building load of the host. Action: Various types of analog data were captured into the host system (PLC, etc.) and calculated, and the results were processed by the field controller for control via a command.
* In the case of the UT55A

Host System Load is Reduced

Universal Input/Output
Select Input and Output Types via Configuration

Universal Input

Select from TC, RTD, mV/DC voltage and DC current. (DC current input: No shunt resistor required)

The input type and range is user selectable via the front panel or by using the LL50A parameter setting software.

  • Universal Input±0.1% Indication Accuracy.
  • Connect up to two 2-wire transmitters simultaneously.

All instruments have a 15 V Loop Power Supply (15 V LPS) for a transmitter.
In addition, a 24 V LPS is also available simultaneously for some instruments as optional function.

Universal Input

Universal Output

User selectable for relay, Voltage pulse and current outputs.

  • Relay output: ON/OFF control, time-proportional PID control
  • Voltage pulse output: time-proportional PID control
  • Current output: continuous PID control

Heating/cooling control has two sets of universal outputs.

  • Any combinations of relay, pulse and current outputs are available.

Drive a motorized control valve by using position-proportional PID.

  • The position-proportional PID control function has two sets of relay outputs for direct/reverse rotation of motorized control valve.
  • The slide wire input to feed back the valve position is also available.

Auto-tuning (AT) Function

The following conditions can be set in order to increase the accuracy of calculating PID constants using AT .

  1. Two types of algorithms to calculate PID constants are available for selection.
    Normal: fast-rising PID constant
    Stable: slow-rising PID constant
  2. High and low output limits can be set individually for control output values during AT runtime.

Fuzzy Logic

SUPER Function Suppresses Overshoot

The field proven SUPER function utilizes a built-in operator experience and fuzzy theory to deliver fine control and suppress overshoot.

SUPER Function Suppresses Overshoot

SUPER2 Function Suppresses Hunting

The new SUPER2 function utilizes a built-in operator experience and modern control theory to deliver fine control and suppress hunting.

SUPER2 Function Suppresses Hunting

LL50A Parameters Setting Software

Parameter Setting/Program Pattern Creating Function

Parameters that determine controller functions can easily be set: controller model type, controller mode (single-loop control, cascade control, loop control with PV switching, etc.), universal input/output functions, setup parameters and others. It also allows you to create program patterns.

 Parameter setting functions

Tuning Function

Used to tune a controller's PID parameters. Displays measured input value, target setpoint, and control output value as a trend graph on a personal computer screen, allowing PID parameter modification, AUTO/MAN switching, control output modification in manual operation, etc.

Tuning function

Ladder Building Functions

Ladder sequence programs can be created and ladder programs can be monitored.

Ladder Building functions

Network Profile Creation Function

Can be used to create an electronic device data sheet for Open Network.

Via Bus Powered USB Cable

Can be set parameters and ladder program while no power supply to controller.

Via Bus Powered USB Cable

Via Ethernet Communication Connector

Via Ethernet Communication Connector

Via Dedicated Adapter

Via Dedicated AdapterCan be used while attached to the control panel.

  • Applicable Termperature Controllers: UT75A, UT55A/UT52A, UT35A/UT32A, UP55A/UP35A/UP32A, UM33A

Via RS-485 Communication Terminals

Via RS-485 Communication Terminals

Simplicity

Bright & Easy to Read Active Color LCD Display

Bright & Easy to Read Active Color LCD Display

Versatile Color LCD Display

Versatile Color LCD Display

 

Optimal Display

Optimal DisplayThe controller menus and layout are adjusted in accordance with the level (EASY, STD, PRO) of information required by the user. If simple temperature or level control is needed, then select the easy configuration. Very sophisticated applications are no problem for the UTAdvanced. Just select the PRO setting and make use of the additional functionality shown in this mode. Advanced applications can be programmed in the PRO setting and then changed back to the easy setting to lock out functions not required by operators.

Active Color LCD Display

Active Color LCD DisplayWith Yokogawa's Active color display you can instantly tell, at a glance, the status of your process.


Alarm Status: Active color display changes from white (normal) to red (alarm).
Deviation Status: Color changes based on a PV deviation from SP.
User-defined Color: Choose between white or red display for constant Readings.

Compact Design

The 65-mm depth of the controller reduces the constraints on installation location.

Compact Design

Easy Operation Map, Navigation Guide and Navigation Keys

The navigation keys is an intuitive method to navigate the controller's configuration menus and setting its various menus. Navigation arrows even tell you what button to push next.

Easy Operation Map, Navigation Guide and Navigation Keys

Programmable Function Keys

Programmable Function KeysIt is easy to assign frequently used functions, such as the operation mode switch, Run/Stop, program pattern selection, Remote/Local, alarm latch release, and PID parameter display. The function of an external switch can also be assigned to the front panel key in conjunction with a ladder sequence program.

Scrolling Text

Scrolling Text

The UTAdvanced is equipped with a scrolling text feature that fully lists the parameter being modified. There is no guessing what parameter you are looking at. It is possible to turn off scrolling the text function.

Multiple Language Support

Multiple language support

The UTAdvanced is fluent in multiple languages — English, Spanish, French, and German. The use of the UTAdvanced by local language operators is not an obstacle.

User Settable Default Values

User settable default valuesParameter values (SP, P, I, D, ALM1, etc.) configured by the user can be stored in the controller as the default values. Even if a parameter set value is accidentally changed, it can be restored to the original value with a simple operation.

Now Available in Two Colors (White or Black)

UT55A/UT52A White & Black Models

Now you can choose a color that matches your work area: white (light gray), or black (light charcoal gray).

Parameter Setting

LL50A Parameter Setting Software (sold separately) allows for easily setting parameters.

Parameter Setting

Message Function

Message FunctionUsing the message function and turning the contact input on/off, the message registered beforehand can be displayed on PV display by interrupt.The message is registered using LL50A Parameter Setting Software.The messages are limited to 20 alphanumeric characters. A maximum of four messages can be registered.

Quick Setting Function

Minimum parameters necessary for operation can be set.

Security Function

The password function can prevent inadvertent changes to the parameter settings. If a password is set, the password is required when moving to the Setup Parameter Setting Display. When the password is verified, can be changed to the Setup Parameter Setting Display.

Networking

Communication Functions

A simple and easy network connection is provided!
A built-in function in the controller eliminates the need for a converter and makes wiring simple.

Communication Functions

Modbus/TCP

Modbus TCP/IP, a protocol that allows the controller to connect to any Ethernet network and have the ability to exchange data with the computers or devices on that network.

  • Allows control devices to be integrated into an application simply.
  • Works with any Modbus TCP/IP compliant software. 
  • Support for Modbus function codes 03, 06, 08 & 16. 
  • Gateway function allows RS-485 Modbus devices to communicate via Ethernet. 
  • Reduced labor costs in wiring and setup of a communications network. 
  • Physical Layer: 10 BASE-T/100 BASE-TX 
  • Maximum number of connection: 2

Modbus / TCP

Modbus/RTU

The data of UTAdvanced (slave units) can be displayed and saved on the DXAdvanced using the Modbus RTU function.

Modbus / RTU

Open Network (PROFIBUS-DP, CC-Link, DeviceNet)

Embedded open networks will provide direct connection to PLC's.

  • Reads data from UTAdvanced
  • Writes parameter setting value to UTAdvanced

Example:

PC-Link

Peer to Peer

The use of the ladder sequence program makes it possible to exchange analog data and status data between communication-capable UTAdvanced.

Example: A UTAdvanced in which an input error occurs sends a signal to another UTAdvanced to enable that UTAdvanced switch to MAN operation, thus shifting the whole system into a safe mode. In such a case, the safety mechanism can be built into the UTAdvanced and is not required in the host system.

Peer to Peer

Coordinated Operation

In coordinated operation, a single UTAdvanced termperature controller is used as a master controller and multiple UTAdvanced or other UTAdvanced digital indicating controllers as slave controllers.

The slave controllers are operated in accordance with the actions of the master controller.

Coordinated Operation

PC-Link

A protocol used for communicating with a general-purpose personal computer, or UTAdvanced series link module and serial communication module of FA-M3R (range-free controller).

PC-Link

Reliability

Dependable 3 year warranty*1

3 year warranty

Backed by the high reliability and quality that Yokogawa has cultivated over many years.

RoHS/WEEE compliant

UTAdvanced is environmentally safe when disposing.

Dust-proof and drip-proof front panel (NEMA4*2 /IP66)

UTAdvanced can also be used for food-processing equipment with washable control panels. 

Reliability

  1. The 3 year warranty extends 36 months after shipment from our factory.
  2. Hose down test only.

Specifications

ITEM UT35A UT32A
PV input Input type 1 Universal input (TC, RTD, mV, V, mA)
Indication accuracy ±0.1% of F.S.
Control scan period   200 msec
PV/SP data display   14-segment, 5 digits, Bar graph LCD display
Control outputs (MV) Type Relay, Voltage Pulse, Current
Algorithm ON/OFF, PID (Continuous, Time-proportional), Heating/Cooling, Position-proportional
Digital inputs Number 2 (Std) 7 (Max) 2 (Std) 4 (Max)
Type SP No.Change, PID No. Change, A/M Change, etc
Digital outputs Number 3 (Std) 8 (Max) 3 (Std) 5 (Max)
Function PV High, PV Low, Dev High, etc
Current trans input (option) Number 2
Retransmission Number 1
Type PV, SP, OUT, etc
Remote (aux.) input (option) Number - -
Type -
Loop power supply (LPS) (option) Number 1
Voltage 21.6 to 28.0 VDC
Communication (option) Number 1 1
Type RS-485, Ethernet, PROFIBUS-DP, CC-Link, DeviceNet RS-485, CC-Link 
Other specifications Power supply 100 to 240 VAC (+10%, -15%) or 24 VAC/DC (+10%, -15%) (option)
Power consumption Max 18 VA Max 15 VA
Mass Max 0.5 kg

Comparison Chart (UT75A/UT55A/UT52A/UT35A/UT32A)

  UT75A UT55A UT52A UT35A UT32A
Model UT75A UT55A UT52A UT35A UT32A
Size 1/4 DIN    
1/8 DIN      
Depth from the panel surface (mm) 65 65 65 65 65
Number of Control loops Standard (Maximum) 1(2) 1 1 1 1
Control Scan Period (msec) Choice 50/100/200 Choice 50/100/200 Choice 50/100/200 200 200
Display Function Number of PV Display Digits 5 5 5 5 5
Active Color PV Display Function
Guide Scroll Display Function
Message Display Function
Bar graph display (Number) ✓(2) ✓(2) ✓(2) ✓(1) ✓(1)
PV Input Indication Accuracy (% of F.S.) 0.1 0.1 0.1 0.1 0.1
PV Input Type TC
RTD (3-wire)
RTD (4-wire)    
mV, V
mA
Number of Analog Inputs Standard (Maximum) 1(4) 1(4) 1(2) 1 1
Number of SPs (PIDs) Maximum 20(16) 8 8 4 4
Number of Control Modes Maximum 9 8 8 1 1
Number of Control Types Maximum 8 8 8 5 5
Control Output Type Relay Contact Output, Voltage pulse output, Current output
Algorithm ON/OFF
PID (Continuance, Time Proportion)
Position proportional
Heating/cooling
Number of Analog Outputs Standard (Maximum) 2(3) 2(3) 2(3) 2 2
Number of Digital Inputs Standard (Maximum) 3(8) 3(9) 3(5) 2(7) 2(4)
Number of Alarms   8 8 8 4 4
Number of Digital Outputs Standard (Maximum) 3(8) 3(18) 3(5) 3(8) 3(5)
Communication RS-485 communication (Maximum) ✓(2) ✓(2) ✓(1) ✓(1) ✓(1)
Ethernet communication    
Open Network (CC-Link/PROFIBUS-DP/DeviceNet)    
Various Function Quick Setting Function
Split Computation Output Function    
Ratio and Square Root Extraction Function    
Remote SP Function    
24 V DC Loop Power Supply Function  
Heater Break Alarm Function  
(Standard type)

(Standard type)

(Standard
type or
Heating/
cooling type)

(Standard
type or
Heating/
cooling type)
Ladder Sequence Function (Number of max. steps) ✓(1000) ✓(500) ✓(500) ✓(300) ✓(300)
Other specifications Power Supply AC100 V to 240 V
AC/DC 24 V
Dust and waterproof Level of Front Panel NEMA4 *1 (IP66) NEMA4 *1 (IP66) NEMA4 *1 (IP66) NEMA4 *1 (IP66) NEMA4 *1 (IP66)
Configuration Tool Via Light-loader Communication
Via Maintenance Port
Communication
Via RS-485/Ethernet
communication
✓/✓ ✓/✓ ✓/- ✓/✓ ✓/-

The table above includes specifications of the standard models only.
* 1: Hose down test only.

Input Range

Input type  
TC K, J, T, B, S, R, N, E, L, U, W
PL-2, PR20-40, W97Re3-W75Re25
RTD JPt100, Pt100
DC Voltage 0.4 to 2.0 V, 1.0 to 5.0 V, 0.0 to 2.0 V, 0 to 10 V, -10 to 20 mV, 0 to 100 mV
DC Current 4 to 20 mA, 0 to 20 mA

Resources

Overview:

Kyushu Mitsui Aluminium uses the UPM100 Power Monitor for its overall factory operations, and the DX1000 Paperless Recorder for its high-purity aluminum refining furnaces.

Industrie:
Overview:

The UTAdvanced Digital Indicating Controller comes standard with ladder sequence function. The ladder sequence function can handle measured and computed values from the controller. Using this function, the UTAdvanced converts outputs from other controllers such as YS1500 to time proportioning outputs.

Overview:

This introduces a system that uses Ethernet communications to acquire measured values, target values, and control output values from a controller installed on site into a PLC at high speed (ten units' worth within one second).

Overview:

Controls temperature in, and acquires data from, various internal components of plastic film manufacturing equipment. An easy to use, high cost-performance data acquisition and monitoring system can be assembled by using Ethernet compatible instruments and GA10.

Overview:

The TC series of temperature controllers is perfect for controlling the heating temperature of sealing parts and the temperature of sealing rolls (pre-heating) in a variety of different wrapping machinery.

Overview:

Load devices are sometimes used when evaluating (measuring) DUT performance. Depending on the parameter being evaluated, multiple controllers can be employed to control the performance of the load device, but there are also times when the load device uses only one actuator. 

Overview:

In the plants of food and beverage manufacturers, there are times when monitoring and recording of production equipment is necessary inside clean rooms. This is an introduction to monitoring and recording in clean rooms using paperless recorders.

The display is blank if you turn ON the power while a a dedicated LL50A cable is plugged into the maintenance port. Try removing the cable and restarting.
Assignment settings are not necessary. The heater break alarm output has a dedicated output terminal.
I can't find a parameter I want to set.
(ns-faq-ut-2001-setting)
Please see the parameter map for your specific model. UTAdvanced Series Parameter Maps and Lists
Can I set up 4 alarm relay outputs?
(ns-faq-ut-2016-setting)
If you don't need to use the control relay output, you can use it as an alarm relay output. Adding that to the standard-equipped 3 alarm relay outputs gives you 4 outputs.
In the case of the difference lower limit alarm, the alarm setting is a negative value. For example, you need to set it to "-5°C."
The Ethernet setting switch is designed to enable Ethernet related parameter settings. Setting the parameter to ENTRY "1" enables the parity, IP address, subnet mask, default gateway, and port number settings. When you set this parameter to...
This means that each unit can be accessed via Ethernet from up to 2 locations at once.
As for individually writing parameters via CC-Link, changing OUT area values constitutes a write request. In your case, since the OUT area value hasn't changed from the previous value, the SP value is notoverwritten. As a fix, periodically copy t...
Yes. Use a UT link module for the FA-M3, and use PC link communications (RS-485) for the temperature controller communication protocol selection.
Program changes for reading PV and OUT, writing SP, and other basic parameters are not necessary. There are registers and relays that support the GREEN series. For details see the UTAdvanced series communication interface (RS-485, Ethernet) user'...
Use profile number 0. You can also use CCLink even if you delete the parameter assignments of Modbus slave 2 from the user profile.
RUN/STOP is set to contact input DI2 by default, and takes precedence over communication. Set S/R to OFF with DI.SL.
Generally you should create programs in "user ladder" mode. If needed, you can rewrite the input ladder and output ladder portions.
The DATA register uses a 4-byte floating point number, therefore it displays a lot of digits. Try using the K or P registers, since they handle 2-byte integer data.
Can I use analog input in computations?
(ns-faq-ut-2032-program)
You can use it in ladder programs. On the UT55A, you can acquire up to 4 analog inputs.
Variable parameters P01-P10 can be rewritten via communication. You'll need to use the variable parameters as constants.
On the LL50A, change the system data's ladder sequence function from USE to DON'T USE. If not using the LL50A, initialize the main unit.
Yes. Use the PON flag on contact B.
It won't start while the system data or parameter setting screen is displayed. Close those screens and restart.
Check the operation of the program on the LL50A ladder program monitor.
The comparison commands of the digital indicating controllers (UT55A/UT52A/UT35A/UT32A) and program controllers (UP55A/UP35A) compare integers (rounded to the nearest decimal). If making comparisons that include decimals, first multiply the necessary...
For contacts that have duplicated functions, it is necessary to turn them OFF on the setup parameter side.
Reference OUT_L1 (process monitoring → process data).
Please see the document below. It is an example of wiring and settings for pH control using the Quick Setup function. Affected models: Standard UT52A/UT55A models (if there are 2 types of chemicals, select the heating/cooling model) Setup procedure,...
Please see the document below. It is an example of wiring and settings for controlling electric furnace temperature with a thyristor using the Quick Setup function. Setup procedure, "UTAdvanced Quick Setting (Controlling Furnace Temperature with...
Please see the document below. It is an example of wiring and settings for controlling electric furnace temperature with solid state relays using the Quick Setup function. Setup procedure, "UTAdvanced Quick Setting (Controlling Furnace Temperatu...
Please see the document below. It is an example of wiring and settings to control flow with inverters using the Quick Setup function. Setup procedure, "UTAdvanced Quick Setting (Controlling Flow with Inverters)" ...
Please see the document below. It is an example of wiring and settings for tank level ON/OFF control using the Quick Setup function. Setup procedure, "UTAdvanced Quick Setting (Controlling Tank Level ON-OFF)" ...
Please see the document below. It is an example of wiring and settings for tank level proportional control using the Quick Setup function. Setup procedure, "UTAdvanced Quick Setting (Controlling Tank Level Proportion)" ...
Please see the document below. It is an example of wiring and settings for tank pressure control using the Quick Setup function. Setup procedure, "UTAdvanced Quick Setting (Controlling Tank Pressure)" ...
Yes, if using a UTAdvanced series instrument with the RS-485 communication option. Set the RS-485 protocol on the main unit to 8 (MBRTU: Modbus RTU). The initial value is 8. Select RS-485 in the LL50A communication execution screen, and make the comm...
If the LL50A's display setting is not PRO, some parameters won't display. Change the LL50A's display parameter as follows: Display > Parameter > Display level > Professional. The LL50A's display level must be set separately f...
You can display and acquire PV, SP, and OUT values as trend data. The trend data you acquire can be saved as a CSV file.
Yes. Use the SCAL ladder program command.
It is 1/20000. That is equivalent to approximately 14.5 bits.
If not using relay contact output for control, you can use it as a 4th alarm. This alarm would be the C contact type, therefore by connecting it to the N.C. (normal close) side you can use it as an alarm terminal. Note that when changing the basic sp...
Please see the document below. It is an example of wiring and settings for tank temperature control using the Quick Setup function. Setup procedure, "UTAdvanced Quick Setting (Controlling Tank Temperature)" ...
Please see the document below. It is an example of wiring and settings for controlling furnace temperature with a motorized valve using the Quick Setup function. Setup procedure, "UTAdvanced Quick Setting (Controlling Furnace Temperature with a ...
Please see the document below. It is an example of wiring and settings for controlling heat exchanger temperature using the Quick Setup function. Setup procedure, "UTAdvanced Quick Setting (Controlling Heat Exchange Temperature)" ...
Yes. The SP ramp up (UPR)/SP ramp down (DNR) function supports changing the SP value with the UT55A front panel buttons or remotely.
If you register the A1 and A2 parameters (for setting alarms 1 and 2) to the select screen, you can display the alarm 1 and 2 settings simply by pressing the DISPLAY key repeatedly. Set the CS1 and CS2 select screen parameters to "2504" and...
Yes, the output signal can be reversed. In the setup parameter OUT menu, set the OU.A parameter to "20–4."
The maximum number of alarms on the UT32A/UT35A is 4. You can add a 5th or additional alarms by creating them using an alarm function in a ladder program. Note that the LL50A parameter setting software (sold separately) is required to use the ladder ...
Up to 4. Even with a contact output addition option, parameters are only available for setting up to 4 alarms. If you require a 5th or additional alarms, you can create an alarm function on the UT55A in a ladder program. Note that the LL50A parameter...
You can change it if it is in a user profile (profile no. 0).To create a user profile, use the LL50A network profile tool.
Yes, you can use the GREEN-UTAdvanced parameter data conversion tool (available as free download). Using the LL100/LL200 parameter setting tool, save the GREEN series parameters to a file, convert them using the conversion tool, then apply the settin...
How can I enter initial settings?
(ns-faq-ut-2064-setting)
Please see an operation guide. Controller operation guides are available for standard and detailed models. (Ex.: UT55A-000-01-00 is a standard model, and UT55A-NNN-01-AN is an detailed model). Note that you can refer to the user's manual for any ...
It allows communication with RS-485 compatible UTAdvanced series instruments via CC-Link. It allows acquiring data from downstream controllers that do not have CC-Link communication, and writing parameters.
If OVER is displayed, the PV value will be 105% of the measurement range. The control output will be the result that is calculated using this PV value. On a -OVER, the PV value is calculated as -5% of the measurement range.
Use transmission output and control output. The following are setting examples. IN=K1(-270.0–1370.0), RH=1000.0,RL=0.0, (in the PV setup parameter) OT=00.00 (in the OUT setup parameter) RTS=PV1,RTH=1000.0,RTL=0.0 o1RS=PV1,O1RH=1000.0.O1RL=0.0 ...
The controller's operation may be set to START/MAN. Check the controller operation indicator on the front panel.
There might be breakage in a line. Check input wiring and sensors.If the input is restored, B.OUT will be cleared automatically.
The output is restricted to a lower limit of 3.2 mA (-5%) and an upper limit of 20.8 mA (105%), but only when the transmission output scale RTH and RTL settings are the same as the PV input range.
(1) Check the wiring: In MAN mode, set OUT display. Use the UP and DOWN keys to confirm operation of the control valve, and that the OUT value changes. The UP key operates the normal rotation side relay, and the DOWN key operates the reverse rotation...
Is a terminal cover included?
(ns-faq-ut-2088-select)
The UT52A, UT55A, UP55A, and UT75A come standard with terminal covers. For the UT32A, UT35A, UP35A, UP32A, and UM33A, specify the /CV option when order on or after May 31, 2015. They are also sold separately. Models: UTAP001UT75A, UT55A, UT35A, UP55A...
In this case, 20 mA is the minimum value of PV input, and 4 mA is the maximum. In the setup parameter PV menu, set RH=4.00 and RL=20.00 (the input range maximum and minimum values). For the PV input scale max, min, and decimal place, set SH=0, SL=-10...
Per the metering law, in Japan you can only use °C. For customers who require overseas-specification products that can display Fahrenheit for embedding in a device exported outside of Japan, please contact your dealer or Yokogawa representative. ...
The green numbers in the upper left part of the SP display are the SP numbers. If you register PID numbers in the select screen, you can display them in the SP display area (in orange). Register PIDN_L1_1 under Setup parameters > CSEL > CS1. ...
We have the UT52A/UT32A/UP32A in the UTAdvanced series. For an indicator with alarms, we have the 96 x 48 sized UM33A.
Open registers for the number of proprietary stations per unit. For example, if there are 3 CC-Link Ver. 1 stations are occupied, the bit area occupies 96 bits per station and a word area of 12 words per station. If the refresh device of the word are...
Check the following. Is the control type (CNT) ON/OFF, or 2 position 2 stage control?--> If so, change it to something other than that. Is the STOP lamp lit? --> Start operation (RUN). Is the MAN lamp lit? --> Set it to AUTO.   ...
Check the operation mode and communication protocol. If the operation mode is Remote (REM lights) and it's set to coordinated (PSL=CO-S), an error will occur if there is no wiring.
The UT's voltage pulse specifications are: ON voltage 12 VDC or more; load resistance 600 Ω or more; ON voltage 0.1 VDC or less. For example, in the case of the Omron G3PH (operating voltage DC4-30 V, input current 5 mA or less), up to 4 un...
You can switch the output at about ±0.25% of the input range relative to the set point.
At the time of shipment from the factory, the PID display is assigned to the Fn key on the UT front panel. If you press the Fn key, the currently used P (proportional band) is displayed. You can press the DOWN arrow key to check other items.
Try the overshoot suppression function (super function). Turn on SC: Operation parameter > TUNE > SC
The common for all GREEN series alarm relay outputs are shared. In the UTAdvanced series, each alarm relay output has its own common. If used the same way, use external wiring to connect common to common.
By factory default settings, the PID number is linked to the SP number. You can change the setting with the zone PID selection parameter (setup parameter CTL > ZON).
By factory default setting, the alarm function still works when operation is stopped (STOP). You can change the setting by using the alarm mode parameter (operation parameter ALRM > AMD).
What is the alarm standby function?
(ns-faq-ut-2111-spec)
Standby means that even when an alarm condition occurs it is ignored and the alarm stays off until the alarm condition ends. When the signal enters a non-alarm region, standby mode ends. Standby works in the following situation. When powering on ...
If a control relay output (C contact) is unused, you can use it for alarms.
They are set with the same industrial quantities as the input units.
Yes, as a percentage of the PV input range span or output span.
See the UTAdvanced Series Communication Interface (RS-485, Ethernet) User's Manual.
For communication errors, the left side decimal point of the symbol display on the main unit blinks. If the SD or RD indicators light on upstream devices, check whether both are blinking.
You can specify PID parameter groups for each SP number. Each PID parameter group includes PID, output limiter, hysteresis, and other items.
For controllers, the status detection minimum hold time is the control interval + 50 ms. Also, for indicating alarms, it's the input sampling interval + 50 ms.
It's time proportional PID. That means that in addition to relay output, it can support TRIAC and voltage output. With time proportional output, control calculation result is output using the pulse width of an ON/OFF signal proportional to time. ...
The UTAdvanced series is not a CCC standard scope. Since it has acquired the GB standard, it can be used in China.
No, a UT100 series instrument cannot connect. Only other UTAdvanced series instruments can connect.
The alarm setting values from local are carried over.
You can do this with the AMD alarm mode settings (within the ALRM operation parameter). 0: Alarm always active 1: Alarm not active during operation stop 2: Alarm not active during operation stop or manual operation
You can do this by assigning a user function key Fn, F1, or F2* (within the KEY setup parameter). * Depending on the model (UT75A, UT55A, UT52A, UT35A, UT32A)
If you connect a shunt resistance to the input terminal of the receiving side meter, you can input it as voltage. For example, if you connect a 250 Ω shunt resistance to 4–20 mA output, it's 1–5 V. Make the resistor, including t...
Set alarm types AL1–4 or 8 (ALRM operation parameter) to 0.0.0.00.
Yes, set parameter AL1.S (AL1 function select) to 4529.
Proportional band P has data of up to 1 decimal point. By contrast, communication data has no decimal point. If you want to write 100.0% to P, send 1000. For differential and integral time, the data has no decimal point.
Use a relay that supports miniscule currents. The minimum ON current of a contact input (DI) is approximately 1 mA.
By turning the OLMT output limiter switch OFF, the output limiter is disabled during manual operation.
Check whether the MAN lamp is lit. If it is, control output will not change. Press the A/M key to switch to AUTO.
Try the PV tracking function (PVT=ON). This function is useful for preventing sudden changes in the PV value. When operation starts, the PVT starts by matching SP to PV, and then uses an SP slope function (TMU, UPR, DNR) to gradually return SP to the...
Check the cycle time (CT) setting. For voltage output, try a cycle time setting of around 1 to 5 seconds.
It appears when the controller's operation mode is RUN and MAN.
b.out indicates a burnout on the measurement input. It appears when measurement input wiring is disconnected. Check the sensor and wiring.
Choose PC link communication (sum check enabled or none). Please also refer to the Mitsubishi Touch Panel GOT catalog and user's manual.
Perform tuning with these reference values: P=150 to 200, I=10 to 20, D=OFF.
Perform tuning with these reference values: P=150 to 200, I=10 to 20, D=OFF.
Try proportional control. Perform tuning with these reference values: P=10%, I=OFF.D=OFF, MR=0%.
Yes. Set the following: IN=1-5V, RH=1.000, RL=5.000, SDP=2, SH=0.00, SL=-10.00.
Per factory parameter settings, the EV lamp on the UT and UM is assigned to alarms, and may light depending on the measured input (PV) and setting values. Configure your EV lamp and alarm type settings to match your operating conditions.
In your ladder program, use variable register P01 and others, and write the P01 value via communication. Then do a MOV of the P01 data to the tracking input value (TRK_CTL).
Yes. Data in D register number D2005 is the valve opening value. Note that with a position proportional controller, D2006 is the PID computed value.
“b.out” on the PV display indicates a break in the input. Check whether the signal from the sensor is getting through. Also, to narrow down the cause, you can short the input terminal of the UT itself, then if the UT's input is normal...
At DC24 V: Approximately 17 A, 1.5 ms At AC100 V: Approximately 4.5 A, 3 ms At AC240 V: Approximately 11 A, 3 ms
Per the specifications, the accuracy of type K at 0°C or higher is ±0.1% ±1 digit. The measuring range in this case is that of the selected input type, -270.0 to 1000.0. You can calculate the accuracy as follows. ±0.1% of 127...
Use the LL50A Parameter Setting Software, sold separately.
It is approximately 0.16 mA.
Check the key lock. If you see the R.SP display, in Remote mode (REM), that means SP is being set by an external (upstream, etc.) device and cannot be changed.
BR is the communication speed for CC-Link. BPS is the communication speed for the Modbus master function (RS485).
Yes. The read registers will be control output D7621 (OUT_OUT) and transmission output D7624 (OUT_RET). Note that these registers are for data -1500 to 31500 (equivalent to -5.0% to 105%).
Yes. The data will be -1500–31500. For the OUT terminal output, D7621(OUT_OUT) For the RET terminal output, D7624(RET_RET) For the OUT2 terminal output, D7623(OUT_OUT2L)  
When writing individual parameters via CC-Link communication, if the data values to write are not different from the existing ones, overwriting of the values does not occur. If you write all parameters by individual communication address and the valu...
When the writing flag (RX1) is ON, the next write process can't proceed. Make sure the writing flag (RX1) is OFF before performing a write process.
If outside of the parameter setting range, data is not written.
No. Only the conventional CC-Link Ver. 1.1 or 2.0 standards are supported.
Autotuning is performed when you turn AT_L1 in the OUT area to ON (= set to 1). Please make sure that AT_L1 in the OUT area turns OFF (= set to 0) after autotuning is finished.
Yes, by using a ladder program function. Use the square root command (SQR).Note that you can't set a low signal cutoff point. To use the ladder function, you will need the LL50A parameter setting software.
Yes, by using the message function. This function assigns messages that have been registered in advance to the PV value display section, and displays them based on contact input ON/OFF states. Setting example: MG1 = 4353
This function operates during P and PD control (when integral time I = OFF). The manual reset value is the output value when PV=SP.
Q: I'm connecting a UT with CC-Link communication to another downstream UT via RS485 communication (Modbus master function). However, the RS485 communication terminal of the UT with CC-Link communication is a 2-wire system, and that of the other ...
Make the UP the parent station of two UT child stations and run the coordinated communication.
Yes. Set the DR (direct/reverse operation switching) parameter of the PID item to DIR (direct operation).
When you turn ON the power, it shows up on the self-diagnostic screen that appears for a few seconds. The 3-digit number in the SP display section is the basic suffix code. (Ex.) For the UT55A-210-01-00, the number "210" appears. ...
You can do this with the SET/ENT key system. Set MAN.T to ST.ET.
Select the type that is closest to the temperature range span that you are using.
You cannot apply an external voltage. You can connect either a no-voltage contact or a transistor contact.
Communication itself is available in either Remote or Local mode. Switching to Remote mode is for overwriting r.SP from an external device.
For analog output of calculated results to the OUT terminal, set the output selection type OT to 00.00 and the transmission output type 01RS to OUT1.
For analog output of calculated results to the RET terminal, set the transmission output type RTS to OUT1.
For analog output of calculated results to the OUT2 terminal, set the first two digits of the output selection type OT to 00, and the transmission output type 02RS to OUT1.
You can do this with the pattern 2 transmission function. With the program pattern 2 transmission function, you can create and transmit program patterns at the same time, aside from program patterns used in control.
65 mm. For details, see the specifications of individual models.
Yes. Assign an I relay to the DO parameter.
Yes, by using PID switching. Generally, you set heating control to reverse action and cooling control to direct action.
Yes, as long as the total input and wiring resistance of the connected instruments is 600 Ω or less.
Yes. Software for converting your existing controller parameter data for use with the UTAdvanced series is available for download free of charge. GREEN to UTAdvanced Conversion Tool *Log-in Required ...
You can use the conversion tool. You don’t have to do anything after you create it. The steps are as follows: Perform the Green conversion using the conversion tool. Write the converted file to the UTA (with the CC-Link option) main unit. ...
Use the GREEN compatible registers DO231 (alarm 1 setting) through DO233 (alarm 3 setting). Ex.) DO231: A1_G (setting value of alarm 1 for GREEN) Write the values written to A1_G to A1_L1_1 through A1_L1_4. A1_L1_1(D2504) A1_L1_2(D2524) A1_L1_3...
If you need split output, use the UT55A/UT52A.
Do you sell terminal covers?
(ns-faq-ut-2233-other)
Yes. Model: UTAP001 Supports: UT75A, UT55A, UT35A, UP55A, UT35A Model: UTAP002 Supports: UT52A, UT32A, UP32A, UM33A
Use a current generator with a SINK function (transmitter simulation).
Not with parameter settings, but you can do this with a ladder program.
Not with parameter settings, but you can do this with a ladder program.
No, use 1 contact per input. If you connect multiple inputs, when you turn OFF the UT, the impedance lowers and mis-operation can result.
No, it only comes in white.
It’s from U-RD. Please purchase them from our dealers.
Recommended CT:U-RD CTL-6-S-H: CT ratio 800, measurable current range: 0.1-80.0 Arms CTL-12L-30: CT ratio 3000, measurable current range: 0.1-180.0 Arms
Turn OFF the U.PID parameter symbol in the setup parameter KLOC menu.
For a power failure of approximately 5 seconds or more, you can do this with the restart mode R.MD setting. For power failures of less than approximately 5 seconds, the control operation prior to the power failure continues. ...
You can use this with suffix codes /LP, /L1, /LCH, /L4, and /LC4. For wiring to a 2-wire transmitter, the controller is equipped with an insulated sensor power supply (21.6 to 28.0 VDC). ...
You can download these items from the Partner Portal member site *Log-in Required. You must register (free) to use Partner Portal.

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