Description Overview GAOTek diffusion hydrogen fluoride gas detector is kind of mini size and high accuracy portable multi gas detector. Easy to operate, comprehensive functions, can measure 4 common gas hazards: carbon monoxide, hydrogen sulphide, flammable gases and oxygen depletion, other multi gases are available for customization. The detector is with back clip, protected by silicone case, suitable for different kinds of situations. Technical Specifications Gas Detected HF, Hydrogen Fluoride Detection Principle Electrochemistry Sampling Method Diffusion Measure Range 0 ppm to 10 ppm Resolution 0.001 ppm Precision ≤ ± 2 % FS to 5 % FS Data Recording Storage capacity of over one hundred thousand sets. Interval time ranges from 10 s to 3600 s are settable. (Optional function) Response Time ≤ 10 s Recovery Time ≤ 10 s Repeatability ≤ ± 1 % Linearity Error ≤ ± 1 % Zero Shift ≤ ± 1 % (FS per year) Display Monochrome dot matrix display Gas Unit ppm, mg/m3,% VOL,% LEL Humidity 0 % RH to 95 % RH Degree Of Protection IP 66 Operating Time 14 hour continuously Explosion-Proof Exiia IICT4 Alarm Mode Sound, light, vibration Temperature -4 °F to 122 °F (-20 °C to 50 °C) Dimensions 5.16 in x 3.27 in x 1.38 in (131 mm x 83 mm x 35 mm) Weight 0.53 lb (240 g)
