The Optical Interference Methane Detector Calibration Device is used for error calibration and testing of optical interference methane detectors with ranges of 10% and 100%.

Optical Interference Methane Detector Calibration Device Product Features
Utilizes a thickened aluminum alloy chassis, sturdy and durable, with an integrated meter-source structure;
LCD touch screen display, simultaneously showing pressure, concentration, and temperature values; temperature can be calibrated in real-time, and pressure values can be calibrated at multiple points;
Clear and intuitive display, convenient and straightforward operation;
Automatically collects pressure and temperature data, offering high precision and strong stability;
Automatic switching between (0–10)% CH4 and (0–100)% CH4 ranges;
Features automatic data collection, recording and saving, and report printing capabilities.
Compliance Standards
JJG677-2006 "Optical Interference Methane Detector"
MT28-2005 "Optical Interference Methane Detector"
JJG1040-2008 "Verification Regulation for Digital Optical Interference Methane Detector Calibration Instruments"
Technical Parameters
Pressure Measurement Range:
(0–8) kPa Accuracy Class: 0.1
(0–60) kPa Accuracy Class: 0.1
Methane Concentration Measurement Range:
(0–10)% CH4 Accuracy: ±0.01% CH4
(0–100)% CH4 Accuracy: ±0.1% CH4
Temperature Measurement Range: 0–50°C, Resolution: 0.01°C
Relative Humidity: ≤85%, no interfering gases affecting calibration
Power Supply Voltage: AC220V

Zhengzhou Aidi produces Optical Interference Methane Detector Calibration Devices, supplying coal drill cuttings desorption instruments, deep hole sampling devices, pressure gauges, geological exploration desorption instruments, borehole flow meters, mine gas extraction and outburst prevention equipment, true density meters for coal, gas content determinators, automatic initial gas emission speed meters, diffusion speed meters, and gas parameter instruments for coal extraction pipelines.