Modbus Connection - ProFire PF3100 Product Manual

11.5 MODBUS CONNECTION

11.5.1 DETAILS
Terminals
Name
Protocol
Type
11.5.2 INTENDED FIELD DEVICE CONNECTIONS
Field Device
Modbus Master communication
module
Refer to PF3107-00 Modbus Register Map
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8, 9 & 10
Modbus RS-485
Modbus RTU
RS-485 communication terminals
Configuration Requirements
PF3100 Controller Configuration
No configuration required
PF3107-00 Hardware Configuration
120Ω termination resistor switch: As
required
Modbus Master Configuration
Data Bits: 8
Stop Bits: 1
Parity: None
Baud rate: 9600 or 19200
* Power cycle of PF3100 is required
following a change of the Baud rate.
Slave Address: Last byte of BMS controller
MAC address from Serial Number
e.g., A BMS controller with a MAC address of
A0:00:00:00:00:2B has a Modbus address
of 2B or 43 in decimal form.
document for additional Modbus information.
Connection Diagrams
Input
Modbus
Label.
PF3100 Product Manual
DOC-001149 v8.0
PF3107-00
XX:00:00:00:XX:XX
139750
2021-12-31
v1.3.x
Wiring
68