Elmdene 7422-sfg-g3f Manual -

| Terminal | Label | Purpose | |----------|-------------|-------------------------------------------------------------| | 1 | IN + | Positive input from fire alarm zone (voltage-free or 24V DC)| | 2 | IN - | Negative input / common reference | | 3 | EOL | End-of-line resistor connection point (if used for monitoring) | | 4 | NC (Output) | Relay Normally Closed (de-energised state) | | 5 | COM (Output)| Relay Common | | 6 | NO (Output) | Relay Normally Open (energised when input active) | | 7 | FLT NC | Fault relay NC (closed on healthy unit) | | 8 | FLT COM | Fault relay common | | 9 | FLT NO | Fault relay NO (closed on fault) | | 10 | +24V DC | Auxiliary power supply input (18-30V DC) | | 11 | 0V | Power supply negative / ground |

If D2 flashes rapidly (5Hz) as per the manual, this indicates a shorted or reversed battery connection. Immediately disconnect battery and check polarity. elmdene 7422-sfg-g3f manual

" is often bundled within the broader Rapier series documentation, you can access the official Rapier G Range Instruction Sheet provided by Elmdene International Key Features High-Level Security : Certified to elmdene 7422-sfg-g3f manual