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INIR2-ME5 Integrated NDIR (Non-Dispersive Infrared) Methane Gas Sensor for Petroleum & Natural Gas Industry
Product Features:
Maintenance-Free NDIR Optical Principle: Adopts non-dispersive infrared detection technology, no catalytic bead failure or gas poisoning risk, free from oxygen dependence, realizing long-term maintenance-free continuous monitoring.
High Precision & Ultra-High Resolution: Supports trace methane detection with resolution up to 10 ppm, equipped with professional full-range temperature compensation algorithm, effectively eliminating ambient temperature drift and ensuring stable and accurate data output.
Automatic Dual-Range Switching: Built-in intelligent range identification program, automatically switches high/low detection ranges according to gas concentration, taking into account low-concentration trace monitoring and high-concentration full-scale detection.
Complete Fault Self-Diagnosis Function: Real-time monitoring of active signal, reference signal and internal operating status, with built-in CRC verification and error generation mechanism, realizing comprehensive fault diagnosis and improving system safety and reliability.
Diversified Standard Outputs: Supports analog voltage output and UART serial digital communication, compatible with mainstream industrial acquisition systems and host equipment, convenient for data uploading and secondary development integration.
Industrial Explosion-Proof Grade: Complies with ATEX and IECEx international explosion-proof standards (Ex db IIC Gb), suitable for high-risk flammable and explosive industrial hazardous areas.
Excellent Environmental Adaptability: Ultra-wide working temperature range of -40°C ~ +75°C, stable performance in high and low temperature, humid and complex industrial environments, strong anti-interference ability.
Long Service Life & High Stability: No chemical consumption during operation, with ultra-low long-term drift and attenuation, rated service life far exceeding traditional catalytic sensors, greatly reducing equipment replacement and maintenance costs.
Product Applications:
The INIR2-ME5 high-precision infrared methane sensor is specially used for real-time detection and leakage early warning of flammable methane gas, widely applied in industrial safety, energy mining and environmental protection fields:
Petroleum & Natural Gas Industry: Methane leakage monitoring for natural gas stations, oil and gas transmission pipelines, petrochemical plants and gas storage facilities to prevent flammable gas explosion risks.
Coal & Mining Industry: Underground mine gas concentration real-time monitoring, roadway gas safety early warning and mining operation environmental safety detection.
Industrial Safety Monitoring: Flammable gas detection in chemical workshops, gas plants and industrial confined spaces, supporting safety production monitoring and risk assessment.
Environmental Gas Monitoring: Atmospheric methane concentration detection, greenhouse gas monitoring and industrial volatile organic gas environmental compliance testing.
Smart Gas Safety Equipment: Matching with fixed industrial gas alarms, portable methane detectors and intelligent safety monitoring terminals for long-term unattended online monitoring.
New Energy & Biogas Engineering: Biogas station gas concentration monitoring, methane energy equipment operation detection and new energy gas utilization safety supervision.
Product Model
INIR2-ME5
Detection Principle
NDIR Non-Dispersive Infrared Spectroscopy
Detection Gas
Methane (CH4)
Measuring Range
0 ~ 100% VOL
High Resolution
Up to 10 ppm
Detection Accuracy
±6% reading or ±0.06% FS (whichever is greater)
Working Voltage
3.2 V ~ 5.25 V DC (Typical 3.3 V DC)
Average Operating Current
32 mA (Typical)
Output Signal
Analog Voltage + UART Serial Digital Output
Operating Temperature Range
-40°C ~ +75°C
Working Humidity Range
0% ~ 95% RH (non-condensing)
Explosion-Proof Certification
ATEX II 2G Ex db IIC Gb, IECEx Ex db IIC Gb
Self-Diagnosis Function
Full fault diagnosis, signal monitoring and CRC error verification
Temperature Compensation
Built-in high-precision temperature sensor & algorithm compensation
Range Switching
Automatic dual-range intelligent switchover
Oxygen Dependence
Zero oxygen dependence
Anti-Poisoning Performance
No poisoning risk, long-term stable operation
Service Life
≥ 5 years (standard industrial conditions)
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Trading Company
Year Established:
2006
Total Annual:
900000-1000000
Employee Number:
50~80
Ecer Certification：
Verified Supplier
Yijiajie Electronics is a full range of silicon pressure sensors from the United States, FREESCALE/, GE, MEAS, SMI, and a full range of sensing and control products from the United States pressure, temperature and humidity, gas flow, current, Hall effect, etc., Japan HAMAMATSU flame, UV sensors, ph... Yijiajie Electronics is a full range of silicon pressure sensors from the United States, FREESCALE/, GE, MEAS, SMI, and a full range of sensing and control products from the United States pressure, temperature and humidity, gas flow, current, Hall effect, etc., Japan HAMAMATSU flame, UV sensors, ph...
