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Appendix A ModBUS Register Information
Table 14 Controller ModBUS Registers
Group Name Tag Name Register # Data Type Length R/W Description
Measurements
Calculated
Value
40001 Float 2 R
Value calculated from two sensor
measurements
Setup Language 40003
Unsigned
Integer
1 R/W Current System Language
Setup Date Format 40004
Unsigned
Integer
1R/W
Current Data Display Format
(0 = DD/MM/YY; 1 = MM/DD/YY;
2 = DD-MM-YY; 3 = MM-DD-YY)
Setup
Error Hold
Mode
40005
Unsigned
Integer
1R/W
Error Mode Hold State (0 = Hold outputs;
1 = Transfer outputs to predefined value)
Setup/Analog Output 1 Source 40006
Unsigned
Integer
1R/W
Selects data source for this output
(0 = None; 2 = sensor; 4 = Calculation)
Setup/Analog Output 1 Sensor Select 40007
Unsigned
Integer
1R/W
Selects sensor source when Source =
Sensor (0 = sensor1; 1 = sensor2)
Setup/Analog Output 1
Measurement
Select
40008
Unsigned
Integer
1R/W
Selects measurement on the sensor
(0 = Meas1.. 3 = Meas4)
Setup/Analog Output 1 Type 40009
Unsigned
Integer
1R/W
Selects output type
(0 = Linear output; 1 = PID control)
Setup/Analog Output 1 Transfer Value 40010 Float 2 R/W Sets the transfer value
Setup/Analog Output 1 Filter 40012
Unsigned
Integer
1R/W
Sets the output filter value in seconds
(0 to 120 sec.)
Setup/Analog Output 1
0mA - 4mA
Select
40013
Unsigned
Integer
1R/W
Selects 0mA/4mA for min output
(0 = 0mA; 1 = 4mA)
Setup/Analog Output
1/Linear
Min Setting 40014 Float 2 R/W Sets the min output value
Setup/Analog Output
1/Linear
Max Setting 40016 Float 2 R/W Sets the max output value
Setup/Analog Output
1/PID
PID Mode 40018
Unsigned
Integer
1 R/W Sets the PID mode (0 = auto; 1 = manual)
Setup/Analog Output
1/PID
PID Manual
Set
40019 Float 2 R/W
Sets the PID manual output value
(0.0 to 100.0%)
Setup/Analog Output
1/PID
PID Setpoint 40021 Float 2 R/W Sets the PID setpoint
Setup/Analog Output
1/PID
PID Phase 40023
Unsigned
Integer
1R/W
Sets the PID phase (0 = Direct;
1=Reverse)
Setup/Analog Output
1/PID
PID
Proportional
Band
40024 Float 2 R/W Sets the PID proportional band
Setup/Analog Output
1/PID
PID Integral
Time
40026
Unsigned
Integer
1 R/W Sets the PID integral time (min)
Setup/Analog Output
1/PID
PID
Derivative
Time
40027
Unsigned
Integer
1 R/W Sets the PID derivative time (min)
Setup/Analog Output 2 Source 40028
Unsigned
Integer
1R/W
Selects data source for this output
(0 = None; 2 = Sensor; 4 = Calculation)
Setup/Analog Output 2 Sensor Select 40029
Unsigned
Integer
1R/W
Selects sensor source when Source =
Sensor (0 = Sensor1; 1 = Sensor2)
Setup/Analog Output 2
Measurement
Select
40030
Unsigned
Integer
1R/W
Selects measurement on the Sensor
(0 = Meas1 .. 3 = Meas4)
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