GASTEC Wearable Carbon Monoxide Detector Alarm, No Cord, CM-7B Series

Specification
Body + Calibration certificate (with test report) Measurement principle/Air sampling method/Dimensions/Weight: Constant potential electrolysis type/Diffusion type/48 (W) 37 (D) x 105 (H) mm (including protrusions)/ Approximately 110g (including battery and sensor)*Buzzer volume/explosion-proof performance/structure: Approximately 95db (at a distance of 10cm)/Intrinsically safe explosion-proof structure Ex ia IIC T3 Ga Pass number: TC22574/Dust-proof and drip-proof structure (equivalent to IP64)* Measuring range/Indication accuracy/90% response time/Display method: 0 to 300ppm (Service range: 301 to 999ppm, HI display above 999ppm)/Within ±10% of full scale/Within 25 seconds (at 20°C)/Min. Scale 1ppm Alarm value (initial setting)/Alarm value setting range/Alarm method: 1st alarm: 50ppm or more 2nd alarm: 150ppm or more Integration alarm: OFF/1st alarm: 25ppm to 50ppm 2nd alarm: 50ppm to 150ppm Integration Alarm 50ppm to 300ppm (can be set in 5ppm increments within the range)/Buzzer, LED lamp flashing, display illumination, vibration, automatic reset type Power supply/Continuous use time/Other functions: 1 AAA alkaline battery (Panasonic Co., Ltd. LR03)/Approximately 3,500 hours (when there is no alarm)/Automatic sensor check, automatic circuit operation check, battery replacement alarm, radio wave/static electricity interference prevention Quantity: 1 set