Wiring Of Modbus Output Versions; Modbus Connection; Cable Specification For Modbus Connection; Terminal Resistor - Honeywell Sensepoint XRL Instruction Manual

2.6 Wiring of Modbus Output Versions

Modbus Connection

Cable Specification for Modbus Connection

Terminal Resistor

For Modbus versions, up to 32 Sensepoint XRL detectors can be
connected as shown in the diagram below.
Refer to Appendix G for details on the Modbus registers.
Type
Modbus
Attach a 120 Ω, 0.25 W terminal resistor between the A and B terminals
at the end of the line.
Cable Spec
2 2
0.5 mm to 2.5 mm twist pair shield cable
Installation
Max Length
1000 m
21