ELKRON FIRE 80SD8U00121 FDT400 Low profile heat detector

FDT400 Low profile heat detector. EN54 part 5 certification No. 1293-CPD-0347

A microcontroller analyzes and compares the signal it receives from a precision NTC-type temperature sensor, activating the alarm if the temperature exceeds 58°C. Power supply voltage: 20Vdc (voltage modulated from -15% to + 10%) Average absorption at rest: 40 mA@20Vdc Absorption in alarm: 23 mA@20Vdc Static alarm threshold: 58° C +/- 5% LED at 3 colours: red alarm - green normal operation - green flashing with yellow flashing sequence fault state Max relative humidity: 93% Operating temperature: -10° ÷ 55°C Material: ABS VO Weight: 70 g Dimensions: ø 90 x 40 ( H) mm EN54 part 5 class A1S certified, certification number: 1293-CPD-0179