Smoke switch control unit RSZ 7 silver lintel mounting GEZE 181025

Telescopic function for bridging unfavourable lintel situations - Connection to 230 V power supply and 24 V DC power supply to the hold-open device - Power supply to the hold-open system is interrupted in the event of an alarm and doors close - Integrated smoke switch with automatic alarm threshold tracking - Compensates for slight soiling of the smoke chamber and thus increases the service life - Visual display of the current status of the control unit - Additional smoke switches can be connected - Areas of application: Approved in all GEZE hold-open devices for early detection of fire and smoke - Difficult lintel situations with e.g. too little space above the smoke chamber - Smoke switches can be connected to the hold-open device for early detection of fire and smoke. e.g. too little space above the smoke chamber - Installation above the door opening on the vertical wall - Installation with surface-mounted cable feed possible Other technical features: - Smoke detection: scattered light principle - LED display: yes Scope of delivery: with installation material