Formaldehyde detector F7301

Formaldehyde detector Model: F7301 instrumental data: F7301 formaldehyde detector can be widely used in furniture, flooring, wallpaper, paint, gardening, interior decoration and renovation, dyes, paper, pharmaceutical, medical, food, antiseptic, disinfectant, fertilizers, resins , adhesives and pesticides, the quantitative determination of formaldehyde raw material, sample, process and breeding plants, waste treatment plants, perm sites, workshops and living places in the instrument by an advanced electrochemical sensor, pump and a microprocessor , high precision and high sensitivity Features: * whole small size, light weight, waterproof, dust proof, shock-proof design * high-precision, high-resolution, fast response * with large capacity rechargeable lithium battery, can work long hours * Digital LCD backlit display, sound and light, vibration alarm * sensor electrochemical sensors are imported world-class level * Upper and lower limit alarm can be set arbitrarily, and comes with zero-point calibration target function * Built-in temperature compensation, easy maintenance * data recovery, eliminating the worries caused by misuse * shell is made of special materials and technology, easy to wear, easy to clean, long-term use bright as new technical parameters: Detection of gas: air formaldehyde concentration detection principle: Electrochemical Detection range: 0-10ppm, 20ppm, 50ppm, 100ppm, 500ppm, 1000ppm selectable resolution: 0.001ppm (0 ~ 10ppm); 0.01ppm (0 ~ 100ppm); 0.1ppm (0 ~ 1000ppm) Detection Method: Diffusion-type, pump-priming Optional Display: LCD LCD backlight display detection accuracy: ≤ ± 3% (FS) Alarm mode: sound and light, vibration alarm, supply undervoltage alarm response time: less than 30S Recovery time: less than 40S Power supply: DC3.6V Sensor life : 3 years Environment: Temperature -20 ℃ ~ + 70 ℃; relative humidity ≤95% RH (non-condensing) Battery capacity: 3.6VDC, 1800mA, with charging protection function Explosion-proof type: intrinsically safe explosion-proof mark: ExiaIICT6 Protection class : IP65 Dimensions: 125 × 52 × 30mm (L × W × H) Weight: 200g