Description Overview GAOTek hydrogen fluoride gas detector adopts silicone rubber technology and ergonomic design, our simple operation menu, and do not need to replace battery. It is waterproof and dust proof, with replaceable gas sensor module, lithium battery. for this device, its detecting data can be uploaded directly to the computer to view. This portable gas detector has a wide range of applications in metallurgy, petrochemicals, municipal services, papermaking, fire and other fields. Technical Specifications Readings Large screen display of gas composition or concentration Display LCD digital display of gas type or concentration or status General Specifications Rugged, shockproof synthetic rubber Battery 3.7 v 1700 mA rechargeable lithium battery Relative Humidity 5% to 95% RH (non-condensing) Protection Grade IP 65 high waterproof protective shell EMI / RFI Complies with rules of EMC Directive 89 EEC or 336 EEC Detecting Gas HF Sensor Type Electrochemical Measuring Range 0 ppm to 100 ppm Resolution 1 ppm Calibration Automatic calibration and return to zero Backlight Backlight turns on automatically in dark environment and alarming situation. Can be turned on manually Self-Test Full self test function at startup Alarm Indication Clearly audible and visual alarm level indication Audible Alarm Up to 90 dB pulse output at 0.25 meters from the detector Visual Alarm Blinking, wide angle alarm lens, 2 red alarm LEDs, and alarming LCD readings Other Alarms Low battery, turn off warning, sensor malfunction, over range Detection Accuracy 3% FS Interface Definition U3 port (USB) Storage Capacity MAX 6000 records Executive Standard GB 15322.3 to 2003 Explosion-Proof Mark Ex ib IIB T 3 Gb Explosion-Proof Certificate CNEx 14.2944 Operating Temperature -40 °F to 122 °F (-40 °C to 50 °C) Appearance Size 3.89 in × 2.59 in × 1.29 in (Length 99 mm x Width 66 mm x Height 33 mm) Weight 0.70 lb (0.32 kg)
