Adopting imported high-precision sensors and microcontroller technology
3.5-inch high-definition full view IPS industrial grade color screen, perfectly displaying various technical indicators and gas concentration values of the instrument
PPM,% VOL, mg/m3, and mg/L concentration units can be freely switched
Intelligent fall alarm, humanized design, keeping safety under control

Can detect multiple gases simultaneously
Simultaneously detect 1-5 types of gases, with any combination of sensors
• PM2.5 dust detection and temperature and humidity detection can also be optionally selected
• Equipped with data storage function, capable of storing 120000 sets of data
Optional micro printer and portable Bluetooth printer for mobile printing

Easily handle various harsh situations
Dustproof, explosion-proof, intrinsically safe circuit design, anti-static, anti electromagnetic interference, passed national standard testing and CMC measuring instrument production license certification
GPRS wireless transmission, large capacity TF memory card and other functions
• Equipped with temperature compensation function
Pump suction sampling method for faster detection speed
Technical Parameter
- Gas detection:Nitrogen oxides (NOX), imported electrochemical gas sensors
- Measurement range:0-100, 500, 1000, 2000, 5000PPM optional
- resolving power:0.1PPM (0-100PPM), 1PPM (0-5000PPM)
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Response time:≤ 20 seconds (T90)
Detection accuracy:≤± 3% (depending on the specific sensor)
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Linear error:≤±1%
Zero drift:≤± 1% (F.S/year)
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Recovery time:≤ 20 seconds
Gas expansion:Supports 1-5 sensors
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Repeatability:≤±1%
Explosion proof certification:CNEx16.0537
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Protection level:IP65
Production License:Guangdong System (CMC Metrology Certification)
- Temperature and humidity:Optional accessories, temperature detection range: -40~120 ℃, humidity detection range: 0-100% RH
- Dust particles:Optional PM2.5 laser dust particle sensor (0.3um or 0.5um 1.0um 2.5um 10um)
- Detection method:Pump suction, built-in micro suction pump
- Detection mode:Real time detection and scheduled detection can be set
- Storage mode:Real time storage and scheduled storage can be set; Can store 120000 sets of data and view historical data on the screen
- Printing mode:Optional micro printer for printing data, with adjustable printing cycle, automatic printing, and manual printing
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Work environment:
Working temperature -30~60 ℃
Working humidity ≤ 95% RH, no condensation
Work pressure -30Kpa~100Kpa
Working power supply 4000mA rechargeable polymer battery - Size and weight:220 * 85 * 55 mm (L × W × H) 0.5 Kg (net weight of instrument)
- Standard accessories:1 instrument box, instruction manual, certificate of conformity, USB charger, calibration cover
- Optional accessories:Micro printers, Bluetooth printers, PM2.5 laser dust particle sensors, adding various types of sensors GPRS module, 32GB storage card, fall alarm function.
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Execution standards:
GB3836.1-2010 Explosive Atmosphere Part 1: General Requirements for Equipment
GB3836.4-2010 Explosive Atmosphere Part 4: Equipment Protected by Intrinsic Safety Type "i"