Summary
Wiring diagram of external signaling in conjunction with the C-123L/A or C-123LW. This can be used to trigger a bell, buzzer, sounder or anything that requires a contact closure when a call is placed from the door station.
Solution
Wiring diagram of external signaling in conjunction with the C-123L/A or C-123LW. This can be used to trigger a bell, buzzer, sounder or anything that requires a contact closure when a call is placed from the door station.