Conventional optical smoke detector. Recommended for slow-evolving fires with visible smoke particles. It incorporates compensation algorithms. Using the S300RPTU wireless programmer, it is possible to carry out an equipment test, a reading of the levels of dirt, display the date of manufacture and the last maintenance, modify the sensitivity, cancel the blinking of the LED and assign an address, from 1 to 255. Includes bicolor led to indicate the status of the sensor and output for remote indicator.. . Requires base B401 or B401R.. . • Operating voltage: from 8 to 30Vdc. • Maximum standby current: 50?A (typical). • Maximum current in alarm: allowed (LED on) 80mA at 24Vdc (limited by control panel). • Operating temperature: -30ºC to +70ºC. • Environmental humidity: 5% to 95% RH (without condensation). • Casing: ivory colored PC/ABS. • Weight: 112g (box of 10 units 1,240kg). • Dimensions in mm: 102 Ø x 47 (height) mounted on B401 base. • Cable section: 0.75mm2 - 2.5mm2. • Complies: EN54-7 • CPD Certificate: 0832-CPD-0086