• Has good quality, low price, suitable for grid, batch promotion |
• Realizes the functions of various parameter acquisition, data processing and data upload |
• Has the equipment status indication function, which can visually identify the equipment working state |
• Has the power supply system of solar + lithium battery + municipal |
• Four-electrode gas sensor, with stable performance and high resolution |
• Modular product design for easy later maintenance |
• Has a large flow vacuum pump, and the reaction time is 1.5 times faster than the ordinary diffusion acquisition method |
• Accessories are complete, energy Yang power supply, fixed bracket and everything |
General gas detection range:
Execute standards |
ISO14644—1(FS209E)AQ/T4268—2015 |
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Technical principles |
Light scattering |
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Grain diameter channel |
PM1/PM2.5/PM10/TSP |
Power supply |
12V—24V |
Recreability |
≤±2% |
Flow speed |
1L/min士 5% |
Measurement accuracy |
≤±10% |
Communication mode |
RS485/RS232 |
Resolution |
0.01μg |
Communication protocols |
Modbus RTU[slave station] |
Maximum valid range |
20mg/m3 |
Interface |
5 Core Air Plug |
Outdoor protection |
IP65 |
Protection |
Have the sensor sheath gas protection |
Detection cycle |
Default 60s(1-999s adjustable, recommended≥6s) |
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Use the environment |
Temperature:-10℃~50℃;humidity:85%RH;atmospheric pressure: 86~106kpa |
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Explosion level |
No(optional explosive isolation protection box EXDIIBT4) |
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Battery |
Optional 5200mah built-in lithium battery |
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System extensibility |
Temperature,humidity,combustible gas, oxygen,carbon dioxide, etc |
Work voltage |
DC5V±1%/DC24V±1% |
Potter rate |
9600 |
Response time |
<30S |
Detection |
Electrochemistry |
NO2 measurement |
0-20/0.001ppm |
SO2 measurement |
0-20/0.001ppm |
CO measurement |
0-100/0.001ppm |
O3 measurement range/resolution |
0-5/0.001ppm |
PM1 measurement |
0-20mg/m3 |
TSP measurement |
0-20m g/m3 |
Vocs measurement |
0-20/0.001ppm |
Digital signal |
Support for 232/485 |
Sampling accuracy |
±2%FS |
Work humidity |
10~95%RH(non-con ensation) |
Repeatability |
±1%FS |
Long-term drift |
≤1%FS/years |
Work temperature |
-20-70℃ |
Preheat time |
30S |
Storage |
-40-70℃ |
Workpressure |
86kpa ~106kpa |
Work current |
≤50mA |
Quality warranty period |
One year |
Service life |
Two years |
Case material |
Aluminum alloy |