Fire-Lite CHG-120F Battery Charger - Manual (Page 21)

Trouble and Form-C Relay Connections (Optional)
Installing the Charger
CHG-120F Instruction 03/21/01 PN 50888:B0
21
Trouble and Form-C Relay Connections (Optional)
Table 5 contains descriptions of optional connectors on the charger:
Figure 15 shows charger trouble and Form-C relay connections:
Figure 15 Connections for Optional Devices
Function Connector
Use open collector input and output to daisy
chain a trouble signal through the charger
without affecting charger operation. JP5 Open Collector Trouble In
JP4 Open Collector Trouble Out
Receive trouble signals from another device,
such as a spare zone. JP6 Master Trouble In
Transmit a charger trouble signal to another
device. TB3 Form-C Trouble Relay
Table 5 Charger Trouble and Form-C Relay Connections