I bought a BRK RM-4 smoke alarm relay that opens when the interconnected alarms go off. Do I wire this as a 2-wire smoke using the 800-some ohm resistor, or do I wire it with a 2200ohm resistor?
Does the M1 treat it differently with a zone that has an 800 ohm resistor in it?
Does the M1 treat it differently with a zone that has an 800 ohm resistor in it?