NE7-NO2 Electrochemical Gas Sensor

General Information:

• Series:7NE Series
• Target Users:Gas detector manufacturers
• Product Features:Easy to operate, accurate measurement, reliable performance, suitable for industrial sites, laboratory measurements, and other requirements.

Technical Parameters:

1. Operating Voltage:DC5V±1%
2. Operating Current:≤50mA (catalytic type ≤100mA)
3. Detected Gas:Nitrogen Dioxide (NO₂)
4. Installation Method:7-pin plug-in type
5. Measurement Range:Multiple options: 0-1ppm, 0-20ppm, 0-100ppm, 0-200ppm, etc.
6. Detection Principle:Electrochemical
7. Resolution:Varies by range: 0.01ppm, 0.1ppm, 0.5ppm, 5ppm, etc.
8. Response Time:<30s
9. Sampling Accuracy:±2%FS
10. Warm-up Time:30s
11. Repeatability:±1%FS
12. Long-term Zero Drift:≤1%FS/year
13. Operating Temperature:-20℃～70℃
14. Operating Humidity:10%～95%RH (non-condensing)
15. Storage Temperature:-40℃～70℃
16. Operating Pressure:86kPa～106kPa
17. Housing Material:Aluminum alloy
18. Output Interface:7PIN
19. Service Life:>2 years (subject to sensor lifespan)
20. Warranty Period:1 year
21. Digital Signal Format:8 data bits, 2 stop bits, no parity bit
22. Baud Rate:9600
23. Output Signal:0.4-2.0VDC (standard), 4-20mA, TTL (optional)
24. Dimensions:Φ31.5*31mm (excluding pins)

Functional Features:

1. Standard Interface:Directly replace different sensor types to form various detectors.
2. Intrinsically Safe Design:Hot-swappable operation under power.
3. Strong Compatibility:Professional selection, original imported components; compatible with infrared, electrochemical, catalytic, semiconductor, and other sensor types.
4. Built-in Compensation:Temperature compensation included; factory-precision calibration, no need for re-calibration during use.
5. Diversified Outputs:Simultaneous voltage and serial port outputs for easy customer debugging and application.
6. Simplified Circuit:Minimal peripheral circuits for easy production and operation.

Application Fields:

• Environmental Monitoring:Sewage treatment, industrial gas process control, boiler rooms, waste treatment plants, tunnel construction, oil pipelines, gas stations, underground gas pipeline maintenance, indoor air quality detection, atmospheric monitoring, etc.
• Scientific Research & Security:School laboratories, building construction, fire alarms, hazardous site safety protection, aerospace (UAVs) tobacco industry, etc.