Table C-1. Read Coils For 48I; Modbus Parameters Supported - Thermo Scientific 48i Instruction Manual

MODBUS Protocol

MODBUS Parameters Supported

MODBUS Parameters
Supported
C-8 Model 48i Instruction Manual
Here is an example of a request to write Coil 5 ON:
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
the Model 48i.
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 48i
Coil Number Status
0 NONE
1 AUTO RANGE
2 LOCAL/REMOTE
3 SERVICE
4 UNITS
5 ZERO MODE
(Hex)
05
00
05
FF
00
(Hex)
05
00
05
FF
00
lists the MODBUS addresses supported for
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Thermo Fisher Scientific