Table C-1. Read Coils For 5028I - Thermo Scientific 5028i Instruction Manual

MODBUS Protocol
MODBUS Parameters Supported
MODBUS Parameters
Supported
C-8 Model 5028i Instruction Manual
Request
Field Name
Function
Output Address Hi
Output Address Lo
Output Value Hi
Output Value Lo
Response
Field Name
Function
Output Address Hi
Output Address Lo
Output Value Hi
Output Value Lo
Table C–1 through Table C–3
for the Model 5028i.
IMPORTANT NOTE The addresses in the following tables are Protocol
Data Unit (PDU) addresses. Verify the coil number on your MODBUS
master to ensure that it matches the coil number on the instrument.
Note Coil status 1 indicates active state.
Table C–1. Read Coils for 5028i
Coil Number Status
0 INVALID
1 LOCAL/REMOTE
2 SERVICE
3 [NOT USED]
4 [NOT USED]
5 CONC ALARM
6 INST ALARMS
7 DET ALARMS
8 NEPH ALARMS
(Hex)
05
00
05
FF
00
(Hex)
05
00
05
FF
00
lists the MODBUS addresses supported
s
s
Thermo Fisher Scientific