Sulfur dioxide detector gas detector BW Canada as international brand products, not only has excellent product quality and performance, while compared with other international brands, very high cost, compact and economical single gas detector can detect gases: H2S, CO, O2, SO2, CL2, HCN, NO2, NH3, PH3, ETO, CLO2, O3, NO and other products in the metallurgical, petrochemical, municipal, paper, fire and other fields, with a wide range of applications. Main Features: ★ protection class IP66/67 highly waterproof and dustproof design suitable for harsh environments ★ LCD continuous real-time display of gas concentration - requires background light will automatically turn ★ Small size and light weight (28 * 50 * 95 mm / 82 g) to carry and easy to use ★ 95 db when the alarm siren and bright LED flashes ★ 2 years battery life and replaceable 3V camera battery ★ Built-in vibration alarm for high accent occasion to use ★ Simple automatic calibration Programs and replaceable plug-in sensor ★ press the button to display the peak (in units of ppma or%) ★ The detector can be set to the lower limit, upper limit, TWA and STEL alarm points ★ In order to assess the cumulative risk of exposure of the probe instrument records and displays TWA and STEL values ??★ Full function self-test: sensor, battery and circuitry, vibration / audible / visual alarm sound and light moving three ★ random distribution with: Test cap and hose, including batteries, sensors and instruments and English manual Specifications: ★ Detection of gas: sulfur dioxide ★ measuring range: 0 ~ 100PPM ★ Calibration: automatic calibration and zeroing ★ backlight: dark time / alarm / user presses the button backlight automatically turns ★ self : startup (auto) Full function self-test ★ Detection principle: electrochemical sensor (with temperature compensation) ★ Alarm indication: clearly audible and visual alert level in two ways ★ visual alarm indication: Flashing, wide-angle lens and two red alert LED warning lights and alarm LCD readout ★ audible alarms: 0.25 m away from the detector up to 95 decibels at the pulse output ★ other alarm: low battery; close the warning; sensor failure, over range ★ Display: LCD digital display gas type and gas concentration and status display ★ Reading: POST displayed after gas composition / concentration ★ General Specifications: rugged, shockproof synthetic material ★ relative humidity :5-95% RH relative humidity (non-condensing) ★ Battery: 3 V Energizer 1CR2 lithium battery ★ Operating temperature range: -40 ° C to 50 ° C ★ Protection: IP66/67 high waterproof protective shell ★ EMI / RFI: meet the EMC Directive 89/336 EEC requirements