多参数检测报警、探测器、氧气、同

Multi-parameter Detecting Alarmis a new generation of intelligent multi-parameter detector which adopts low power consumption design. It has the characters of sound & light alarm, a detector serves several purposes, small and light. It can be widely used for continuously measuring multi-parameters of the gases existing in special environment such as methane, oxygen, carbon monoxide, sulfured hydrogen, temperature, and humidity. Main specifications Item Specification Display mode LCD Sound & light alarm Intermittent sound & light alarm Power supply DC3.6V Ni-Mh battery pack1800mAh Continuously working time >10h Explosion protection Exibd I Protection grade IP54 Dimensions 240×170×120mm Weight 0.3kg Measuring range Item Measuring range Tolerance Accuracy Methane (0.00 1.00)% ±0.10 0.01% >(1.00 3.00)% ±10% True value >(3.00 4.00)% ±0.30 Oxygen (0 25)% ±3.0% 0.1% Carbon monoxide (0 100) ×10-6 ±(1.5+2.0% True value) 1×10-6 (100 500) ×10-6 ±4.0% True value (500 1000) ×10-6 ±10.0% True value Sulfured hydrogen (0 10) ×10-6 ±1×10-6 1×10-6 (0 100) ×10-6 ±5% True value Temperature (-20 80) ±1 Deg C' 0.1 Deg C' Humidity (0 100)%RH ±3%RH 1RH