GJX-2 Optical Interference Gas Detector Calibrator Product Introduction
The GJX-2 Optical Interference Gas Detector Calibrator is developed based on the principle of a pressure connector. It is primarily used to verify the accuracy and airtightness of optical interference gas detectors.
GJX-2 Optical Interference Gas Detector Calibrator Technical Parameters
Measurement Range: (0~100) CH4
Basic Error: Half of the basic error of the calibrated instrument
Airtightness: Under 700mmH2O (7000Pa) pressure for 5 minutes, pressure drop ≤10Pa
Power Supply Voltage: AC220V/50Hz
Dimensions: 1335 mm × 260 mm × 180mm
Water Column Scale Height: 750mm
Weight: 8kg 

Zhengzhou Aidi produces GJX-2 Optical Interference Gas Detector CalibratorSupplies coal drill cuttings desorption instruments, deep hole sampling devices, pressure measuring instruments, geological exploration desorption instruments, borehole flow meters, mine extraction and outburst prevention equipment, true density measuring instruments for coal, gas content measuring instruments, automatic initial gas emission speed measuring instruments, diffusion speed measuring instruments, gas parameter instruments for coal extraction pipelines, borehole coal powder circulation devices  Portable comprehensive parameter measuring instruments for gas extraction, mine-intrinsic safety coal seam gas pressure measuring instruments, coal gas content measuring instruments, gas outburst parameter instruments, coal drill cuttings gas desorption instruments, underground gas desorption instruments, coal sample cans/coal sample cylinders, geological exploration gas desorption instruments, borehole multi-stage flow meters

Mine hole sealing devices, high-negative-pressure gas samplers, methane sensor calibrators, automatic negative-pressure samplers, positive-pressure samplers/various gas samplers, methane sensor calibrators, self-rescuer airtightness testers (pointer type/digital display type/touch screen type), underground gas content all-in-one measuring instruments, coal gas content measuring instruments
Optical interference methane detector measuring devices (intelligent type), optical interference methane detector calibrators (water column type), electric thermostatic drying ovens