Chromalox C4 - Port2 (Optional Fieldbus)

19
Connector S4/S5
RJ10 4-4 Pin Pin Name Description Note
1 GND1 (**) -
(*) Enable Fieldbus DIP Switch
on last device on Modbus
RS485 line
(**) Connect the GND signal to
Modbus devices with a line
distance > 300 ft (100 m)
2 Tx/Rx+ Data reception/transmission (A+)
3 Tx/Rx- Data reception/transmission (B-)
4 +V Reserved -
Cable Type: Flat telephone cable for pin 4-4 conductor 28 AWG
7.8.2 Port2 (Optional Fieldbus): Connectors S4, S5
A. Modbus RTU/RS485, Modbus RTU/RS485
S5 Fema
le RJ10 Connector
S4 Fema
le RJ10 Connector
End of line Modbus
Termination Dip Switch*