Name: UT420 (INTERRUMPIDO)
Brand: Yokogawa
SKU: ut420

Preguntas Frecuentes

On what models can the SP value can be changed with external analog signals?

(ns-faq-green-9022-spec)

Preguntas Frecuentes

Can I switch four SPs with two DIs of UT520/UT550/UT750?

(ns-faq-green-9055-spec)

Preguntas Frecuentes

The SP value was rewritten after switching from remote mode to local mode.

(ns-faq-green-9024-spec)

Preguntas Frecuentes

Can I control chemical dosing?

(ns-faq-green-9023-spec)

Preguntas Frecuentes

What is the delay timer in the alarm function?

(ns-faq-green-9074-term)

Preguntas Frecuentes

I'm trying to do RUN/STOP via communication by writing 0/1 to DO205, but it's not working.

(ns-faq-green-9050-spec)

Preguntas Frecuentes

Can I use a heating/cooling type of 1 output?

(ns-faq-green-9069-spec)

Preguntas Frecuentes

Can you tell me about the 15 VDC transmitter power supply function?

(ns-faq-green-9030-spec)

Preguntas Frecuentes

IN is not displayed the first time I turn the power ON.

(ns-faq-green-9013-spec)

Preguntas Frecuentes

I'm trying to do AUTO/MAN via communication by writing 0/1 to DO206, but it's not working.

(ns-faq-green-9051-spec)

Preguntas Frecuentes

What settings can I use to get control output that is proportional to the input?

(ns-faq-green-9045-setting)

Preguntas Frecuentes

Why is there no output on the cooling side?

(ns-faq-green-9068-spec)

Preguntas Frecuentes

There is no control output.

(ns-faq-green-9085-spec)

Preguntas Frecuentes

Why don't PID items appear?

(ns-faq-green-9044-spec)

Preguntas Frecuentes

Are there independent PIDs for heating and cooling?

(ns-faq-green-9070-spec)

Preguntas Frecuentes

I can't switch the SP.

(ns-faq-green-9053-spec)

Preguntas Frecuentes

Output stops when the status is STOP.

(ns-faq-green-9031-spec)

Preguntas Frecuentes

What PID should be used for remote input?

(ns-faq-green-9025-spec)

Preguntas Frecuentes

Can I perform CC-Link communication?

(ns-faq-green-9035-connect)

Preguntas Frecuentes

When should I use sensor power supplies (affected models: certain Green series instruments)?

(ns-faq-green-9008-spec)

Preguntas Frecuentes

How many PID groups can be used?

(ns-faq-green-9040-spec)

Preguntas Frecuentes

The SP data written via communication is deleted when I turn the power ON/OFF.

(ns-faq-green-9038-spec)

Preguntas Frecuentes

What are the PID switching methods?

(ns-faq-green-9041-spec)

Preguntas Frecuentes

What models are supported by the LL100/LL200?

(ns-faq-green-9088-soft)

Preguntas Frecuentes

When I set up alarm values the parameters are initialized and I can't enter the settings.

(ns-faq-green-9071-setting)

Preguntas Frecuentes

Can I write the PV value via communication?

(ns-faq-green-9048-spec)

Preguntas Frecuentes

What is the difference between + and - of the dead zone?

(ns-faq-green-9067-spec)

Preguntas Frecuentes

Are the alarm setting values and hysteresis settings set with a percentage?

(ns-faq-green-9072-spec)

Preguntas Frecuentes

When I change the SP and press SET/ENT, it restoring the original value.

(ns-faq-green-9052-spec)

Preguntas Frecuentes

Is ON/OFF available with heating/cooling control?

(ns-faq-green-9066-setting)

Preguntas Frecuentes

What registers are accessible in UT link's Auto mode?

(ns-faq-green-9049-spec)

Preguntas Frecuentes

Are contacts still good during malfunction?

(ns-faq-green-9081-spec)

Preguntas Frecuentes

Please provide information about PCB usage. (GREEN series)

(ns-faq-green-9125-spec)

Preguntas Frecuentes

What is the write limit of 100,000 times?

(ns-faq-green-9046-spec)

Preguntas Frecuentes

Is control output available on a failure?

(ns-faq-green-9084-spec)

Preguntas Frecuentes

There is no indication on the display in the GREEN series.

(ns-faq-green-9082-spec)

Preguntas Frecuentes

What are energize/de-energize alarms?

(ns-faq-green-9076-term)

Preguntas Frecuentes

What should I do when b.out is displayed?

(ns-faq-green-9080-spec)

Preguntas Frecuentes

Is there a function for resetting alarms?

(ns-faq-green-9075-spec)

Preguntas Frecuentes

What is the maximum allowed load resistance?

(ns-faq-green-9032-spec)

Preguntas Frecuentes

I can't set contact input register DI/contact output register DO.

(ns-faq-green-9016-spec)

Preguntas Frecuentes

What are direct and reverse action?

(ns-faq-green-9017-term)

Preguntas Frecuentes

Can I change setup parameters while the instrument is running?

(ns-faq-green-9015-spec)

Preguntas Frecuentes

How do I change the input type?

(ns-faq-green-9014-spec)

Preguntas Frecuentes

Can I convert GREEN series (UT300/UT400/UT500/UP500) parameters for use with the UTAdvanced series?

(ns-faq-ut-2060-soft)

Preguntas Frecuentes

Auto-tuning parameters (AT) don't appear.

(ns-faq-green-9043-spec)

Preguntas Frecuentes

There is no current input range.

(ns-faq-green-9018-spec)

Preguntas Frecuentes

Do Green series controllers support Ethernet?

(ns-faq-green-9009-connect)

Preguntas Frecuentes

Is there a function for determining the PID?

(ns-faq-green-9039-spec)

Preguntas Frecuentes

Are current control output and transmission output isolated?

(ns-faq-green-9028-spec)

Preguntas Frecuentes

What protocol is used when communicating with the Mitsubishi Electric's sequencer?

(ns-faq-green-9037-connect)

Preguntas Frecuentes

Do you offer programs for communication using calculator link units or serial communication units?

(ns-faq-green-9036-program)

Preguntas Frecuentes

Is there a MELSEC series with verified connectivity?

(ns-faq-green-9033-select)

Preguntas Frecuentes

What items are accessible through a MELSEC connection?

(ns-faq-green-9034-spec)

Preguntas Frecuentes

I used the parameter conversion tool to convert GREEN series data for the UTA series. I can’t add the CC-Link communication option code to the converted data.

(ns-faq-ut-2230-spec)

Preguntas Frecuentes

What is assisted operation? (Affected products: Green series)

(ns-faq-green-9007-term)

Preguntas Frecuentes

I want to convert my old controller (GREEN series) parameter data for the UTAdvanced series. Is there a program for that?

(ns-faq-ut-2222-soft)

Preguntas Frecuentes

Can you give me details on Modbus communication? (Affected products: UT100 series, Green series)

(ns-faq-green-9006-term)

Preguntas Frecuentes

Can you give me details on PC link communication? (Affected products: UT100 series, Green series)

(ns-faq-green-9004-term)

Preguntas Frecuentes

Can you give me details on ladder communication? (Affected products: UT100 series, Green series)

(ns-faq-green-9005-term)

Preguntas Frecuentes

Can you give me details on the "Super" function? (Affected products:Green series)

(ns-faq-green-9002-term)

Preguntas Frecuentes

Can you give me details on the "Super2" function? (Affected products:Green series)

(ns-faq-green-9003-term)

Preguntas Frecuentes

After changing the UT's SP values from the MELSEC via CC-Link, when I change the SP value on the UT main unit, I can't change to the same value as before from the MELSEC.

(ns-faq-ut-2026-connect)

Preguntas Frecuentes

I'm replacing my GREEN series with the UTAdvanced series. Is there anything I need to be careful of in terms of wiring?

(ns-faq-ut-2108-connect)

Preguntas Frecuentes

Can I use an RS-485 communication program written for the GREEN series (UT300/UT400/UT500/UP300/UP500/UM300) on a UT-Advanced series instrument?

(ns-faq-ut-2025-connect)

UT420 (INTERRUMPIDO)

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