Addressable Executive Unit SPK-DU220 for Effective Fire Automation Management

Block executive addressable SPK-DU220 is designed to control various fire automation valves and other executive devices in the automatic fire and security protection system "SPECTR". The device has a relay output. Relay output parameters: - switching voltage - 250 V AC; - maximum switching current - 3 A. The device can control the line to the load, the line to the power source, which activates this load and the position of the valve flap. The device is designed to work as part of the APPOZ together with the fire control and monitoring device SPK-BSL, with the signal line module SPK-MSL and other control and monitoring devices (hereinafter PCU) with the appropriate exchange protocol PCU - device.