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YOKOGAWA

Yokogawa Electric Corporation

Introducing Useful Functions

YS1000 Series Single-loop Controllers

1.Setting for DI/DO

Parameters Names Setting Range
DIO16 DI1/DO6 Specification DI: Used as digital input
DO: Used as digital output
DIO25 DI2/DO5 Specification
DIO34 DI3/DO4 Specification
DIO43 DI4/DO3 Specification
DIO52 DI5/DO2 Specification
DIO61 DI6/DO1 Specification

Function selection for DI

Parameters Names Setting Range
DI1F DI1 function selection NONE: No function assigned
E-AUT: Switching to Automatic mode (status)
E-MAN: Switching to Manual mode (status)
E-O/C: Open/Close switching
E-L/R: Local/Remote switching
E-PMV: Preset MV switching
E-STC: STC start
E-SEL: Selector selection
TR-MPMV: Output preset and manual switching
TR-MAN: Manual switching (trigger)
TR-AUT: Automatic switching (trigger)
TR-CAS: Cascade switching (trigger)
LCD-OFF: LCD backlight OFF
E-TRK: Output tracking
DI2F DI2 function selection
DI3F DI3 function selection
DI4F DI4 function selection
DI5F DI5 function selection
DI6F DI6 function selection

Function selection for DO

Parameters Names Setting Range
DO1F DO1 function selection OFF: NONE
PH1: High limit alarm for PV1
PL1: Low limit alarm for PV1
HH1: High-high limit alarm for PV1
LL1: Low-low limit alarm for PV1
DL1: Alarm for deviation variable 1
VL1: Velocity alarm for PV1
PH2: High limit alarm for PV2
PL2: Low limit alarm for PV2
HH2: High-high limit alarm for PV2
LL2: Low-low limit alarm for PV2
DL2: Alarm for deviation variable 2
VL2: Velocity alarm for PV2
DL1VL1: DL1VL1: Alarm for deviation variable 1/Velocity alarm for PV1
DL2VL2: DL2VL2: Alarm for deviation variable 2/Velocity alarm for PV2
1-ALM: Logical OR of all loop 1 alarms
2-ALM: Logical OR of all loop 2 alarms
CAS: Cascade mode
CASAUT: Cascade or Automatic mode
O/C: Open/Close
L/R: Remote/Local
DO2F DO2 function selection
DO3F DO3 function selection
DO4F DO4 function selection
DO5F DO5 function selection
DO6F DO6 function selection

2.Control type

Parameters Names Setting Range
CNT1 Control type PID: Standard PID control
S-PI: Sample-and-hold PI control
PD: Proportional (PD) control

3.Analog output retransmission function

Parameters Names Setting Range
Y2S Analog output 2 selection OFF: No function assigned
PV1: Process variable 1
SV1: Setpoint value 1
PV2: Process variable 2
SV2: Setpoint value 2
MV: Manipulated output variable
X1: Analog input 1
X2: Analog input 2
X3: Analog input 3
X4: Analog input 4
X5: Analog input 5
Y3S Analog output 3 selection