Hach sc100 - Page 55

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Modbus Protocol
Setup/Analog Output
1/PID
PID Mode 40018
Unsigned
Integer
1R/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
Measuremen
t Select
40030
Unsigned
Integer
1R/W
Selects measurement on the Sensor
(0 = Meas1 .. 3 = Meas4)
Setup/Analog Output 2 Type 40031
Unsigned
Integer
1R/W
Selects output type (0 = Linear output;
1 = PID control)
Setup/Analog Output 2
Transfer
Value
40032 Float 2 R/W Sets the transfer value
Setup/Analog Output 2 Filter 40034
Unsigned
Integer
1R/W
Sets the output filter value in seconds
(0 to 120 sec)
Setup/Analog Output 2
0mA - 4mA
Select
40035
Unsigned
Integer
1R/W
Selects 0mA/4mA for min output
(0 = 0mA; 1 = 4mA)
Setup/Analog Output
2/Linear
Min Setting 40036 Float 2 R/W Sets the min output value
Setup/Analog Output
2/Linear
Max Setting 40038 Float 2 R/W Sets the max output value
Setup/Analog Output
2/PID
Mode 40040
Unsigned
Integer
1R/W
Sets the PID mode (0 = auto; 1 =
manual)
Setup/Analog Output
2/PID
Manual Set 40041 Float 2 R/W
Sets the PID manual output value
(0.0 to 100.0%)
Setup/Analog Output
2/PID
Setpoint 40043 Float 2 R/W Sets the PID setpoint
Setup/Analog Output
2/PID
Phase 40045
Unsigned
Integer
1R/W
Sets the PID phase
(0 = Direct; 1 = Reverse)
Setup/Analog Output
2/PID
Proportional
Band
40046 Float 2 R/W Sets the PID proportional band
Setup/Analog Output
2/PID
Integral Time 40048
Unsigned
Integer
1 R/W Sets the PID integral time (min)
Setup/Analog Output
2/PID
Derivative
Time
40049
Unsigned
Integer
1 R/W Sets the PID derivative time (min)
Table 11 sc100 Modbus Registers (continued)
Group Name Tag Name
Register
#
Data
Type
Length R/W Description