Gas Detected
CO₂, CO, CH₄, SO₂, NOx
Detection Principle
Electrochemistry (SO₂, NOx); Infrared ray (CO₂, CO, CH₄)
Measure Range
CO₂: 0–100% VOL, CO: 0–100% VOL, CH₄: 0–100% VOL, NOx: 0–5000 ppm, SO₂: 0–5000 ppm
Resolution
1 ppm (SO₂, NOx), 0.01% VOL (CO₂, O₂, CH₄)
Display
Gas formula, real-time data, real-time curve, battery, time, pump condition, wireless status, printer status
Alarm
Buzzer, red LED, display alarm status, fault alarm, low battery alarm
Data Storage
Independent SD memory card, standard 32G, automatic record management, customizable record interval
Data Transmission
RS485 signal output, USB interface, PC software for data download, storage, analysis, and printing
Print Function (Optional)
Internal portable printer or external printer option
Print Content (Optional)
Date, Time, Gas, Concentration, Status, Unit
Charger
Standard Micro-USB port, 9V/2A charger
Language
Chinese / English
Network Frequency
2.4G high frequency
Wireless Transmission Distance
Bluetooth < 10m; Wi-Fi outdoor single point < 500m
Battery
Rechargeable lithium battery, 5200mAh, >32h with single gas, >24h with six gases
Precision
≤ ±2% F.S (customizable higher precision)
Pump Flow Rate
500 mL/min
Working Humidity
0–95% RH (no condensation); optional filter for high humidity
Temperature
-40℃ to +70℃ (optional gas sampling gun up to 1200℃ gas concentration)
Screen
3.5-inch LCD, resolution 320×480
Explosion-Proof
Ex ia IIC T4 Ga
Dimensions
260 × 230 × 120 mm