LaserSense ZLS4 early smoke detection system (200m) with LCD screen. Equipped with a laser beam analysis camera with adjustable sensitivity from 0.0015% to 25% osc / m. It incorporates 4 ABS / PVC sampling pipe inlets forming a detection zone. Delayed outputs for Alert, Pre-alarm, Alarm 1, Alarm 2 and General Fault. Sampling points by direct drilling on the pipe or by capillary tube. Maximum pipe length 4 x 50 meters. It requires 4 FHSD8590 adapters for the pipe inlets (in case of using the 4 pipes of the equipment) and 1 additional if the return pipe is used. It has an LCD screen and a function keyboard that allows all the programming of the equipment to be carried out. It incorporates RS232 port for programming and RS485 port for connection to the SenseNet network. 24V power supply. Consumption: 750 mA. Dimensions: 427 x 372 x 95 mm. CPD certificate according to EN54-20 standard.