FZM-1 is a standard-sized module used to monitor and supervise compatible two-wire, 24 volt, smoke detectors on a Class A (Style D) or Class B (Style B) circuit.
Compatible with the Variodyn D1 PAVA system, the 2XD400 power amplifier is controlled by its DOM4-8 or DOM4-24 Digital Output Module. Both LF inputs and control input are connected to the DOM via a ca