- SL2000 terminals 12 and 20 must be connected between all detectors desired to be interconnected, a common power source must be used such that all detectors interconnected must be powered from a common 24VAC transformer or mains power circuit. LEDs won’t light up but the relay will click.
- For a common remote for common test/reset, 1 and 20 must be connected between all desired detectors. LEDs will light up
