Gas leak detector HYDROGEN-POWER Gas leak detector for the selective detection of Hydrogen • gas leak detector with two sensor elements for the selective detection of Hydrogen • with set-button for suppression of background gases • microprocessor controlled unit • bar graph, LED- and digital display of the gas concentration, from low ppm range to "Lower Explosive Limit" (LEL) in Vol% • automatic zero setting on air • acoustic signal depending on concentration (can be switched off) • acoustic and visual warning when 4 set alarm points are exceeded • automatic sensor check with error recognition • eligible background lighting • separate charger for recharging of built-in power pack • interface optional • LED-display for following measuring ranges: o 1 green operation o 2 yellow ≥ 10 ppm o 3 yellow ≥ 100 ppm o 4 red ≥ 999...0,1 Vol% o 5 red ≥ 1 Vol% Technical data: Sensor elements: • HL-Gas sensor, series GGS 1000 (wide range) • HL-Gas sensor, series GGS 6000 (H2 selective) Suction pump: 40 ml/min Response time: appr. 2 sec Dimensions instrument: (180 x 50 x 28) mm (LxWxH) Weight: 410 g complete Power consumption: 2,00 VA Power supply: NiMH 4x1,2 V 1600 mAh Operating time: at least 4 hours Storage temperature: -25 ... +50 °C Operating temperature: -25 ... +40 °C Accessories: plug-in battery charger, input 230 V AC / 50 Hz / 3,5 VA, output 9 V DC / 300 mA