FMM-1 is a standard-sized module (typically mounts to a 4" [10.16 cm] square box) that supervises either a Class A (Style D) or Class B (Style B) circuit of dry-contact input devices.
Dimention : 344x284x1050 mm. | Power Supply : AC110 +-10% / AC220 +-10% | Frequency : 50HZ. / 60HZ. | Power Consumption : 150 Watts. 24V. | Work Temperature : -40'c to 85'c