rotork Modbus EH Pro, Technical Manual

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Modbus Data Base
Publication PUB091-003-00_0119 47 of 76
7.6.1 Data Accessed with Function Code 01 - Read Coils
Location
(Bit)
R/W Data Range
0 R/W Stop command output coil status 0-1
1 R/W Close command output coil status 0-1
2 R/W Open command output coil status 0-1
3 R/W ESD command output coil status 0-1
4 R/W DO-1 output coil status 0-1
5 R/W DO-2 output coil status 0-1
6 R/W DO-3 output coil status 0-1
7 R/W DO-4 output coil status 0-1
Note: Coil ‘on’ when the state is true, reports as a ‘1’.
7.6.2 Data Accessed with Function Code 02 - Read Discrete Inputs
Location
(Bit)
R/W Data Range
0 RO Actuator moving 0-1
1 RO Closed limit 0-1
2 RO Open limit 0-1
3 RO Running closed 0-1
4 RO Running open 0-1
5 RO Remote selected 0-1
6 RO Local Stop selected 0-1
7 RO Local selected 0-1
8 RO Thermostat tripped 0-1
9 RO Monitor relay 0-1
10 RO Valve obstructed 0-1
11 RO Valve jammed 0-1
12 RO Valve moving by hand 0-1
13 RO Moving inhibited 0-1
14 RO Position control enabled 0-1
15 RO Watchdog recovery 0-1
16 RO Battery low 0-1
17 RO Open interlock active 0-1
18 RO Close interlock active 0-1
19 RO DI-1 0-1
20 RO DI-2 0-1
21 RO DI-3 0-1
22 RO DI-4 0-1
23 RO Slow mode 0-1
Note: When the input is true the status reports as a ‘1’.