Spec

• Measurement Principle/Air Gathering System/Dimensions/Weight: Electrostatic Potential/Diffusion Type/48 (W) 37 (D) ×105 (H) mm (Including Protrusions)/Approx. 110 g (Including Batteries and Sensors)
• Buzzer Volume/Explosion-Proof/Structure: Approx. 95db (at a distance of 10 cm)/Essential Safety Explosion-Proof Structure Ex ia IIC T3 Ga Passing Number: TC No. 22574/Dust-Proof Droplet Proof Structure (Equivalent to IP 64)
• Measurement Range/Indicated Accuracy/90% Response Time/Display Method: 0~300ppm(Service range: 301~999ppm, HI for more than 999ppm)/Within ±10% of Full Scale/Within 25 seconds (at 20°C)/Minimum Scale 1ppm
• Alarm value (initial setting)/Alarm value setting range/Alarm system: First alarm: 50ppm or more Second alarm: 150ppm or more Accumulated alarm: OFF/First alarm: 25ppm to 50ppm Second alarm: 50ppm to 150ppm Accumulated alarm: 50ppm to 300ppm (can be set in 5ppm units within the range)/Buzzer, LED lamp flashing, indicator lighting, vibration, automatic return type
• Power supply/Continuous service time/Other functions: 1 AAA alkaline battery (LR03, manufactured by Panasonic Corporation)/3,500 hours or so (when there is no alarm)/Automatic sensor check, automatic circuit operation check, battery replacement warning, measures against radio wave and static electricity damage
• Number of units: 1