| Gas Detected | Can detect any of 18 gases like O2, CO, CO2, H2, CH4, SO2, NOX,
NH3, O3, etc |
| Detection principle | Catalytic combustion, Infrared,electrochemical, PID photo
ion,thermal conductivity |
| Sampling Method | Built-in pump suction sampling, select high-quality micro pump,
small noise and vibration. 10 grades adjustable, flow range: 0-500 cc/Min. |
| Measure Range | 0～1,10,100,1000,5000,50000,100000 PPM；0-100mg/L,200mg/L； 0-100%LEL；0-10%,20%,50%,99.999%,100%Vol(Measure range is optional
and customerized) |
| Resolution | 0.001 PPM(0-1 PPM)；0.01 PPM or 0.001 PPM(0～10 PPM)； 0.1 PPM or 0.01 PPM(0～100 PPM)；1 PPM or 0.1 PPM(0～1000 PPM)； 1 PPM(0～1000
PPM)；0.01mg/L(0～200%mg/L)；0.1%LEL(0-100%LEL)；0.01%(0-100%VOL) |
| Display | Formula, gas concentration data, measurement trend curve, gas
curve, battery, time, pressure (optional), pump condition, wireless
status, printer status, screen shot status |
| Alarm | Buzzer, red LED and alarm status on the display, fault alarm, pump
abnormal alarm, low battery alarm |
| Data storage | Independent SD memory card, Max.32G, measurement data can be record
automatically, customizable record time interval. |
| Data transmission | RS232,RS485 singnal output,USB interface data transmission, with
the upper computer software, can download storage, analyze and
print data |
Print function (Optional) | Optional with internal portable printer or external bluetooth
printer |
Print content (Optional) | Text, graphics, one-dimensional code, two-dimensional code, curves,
characters, etc. |
| Charger | Standard Mini-USB charging port. With 13V/2A special charger
(built-in printer) or 5V/2A universal charger (external printer ) |
| Language | Chinese/English |
Wireless network (Optional) | Bluetooth, Zigbee |
| Network frequency | 2.4G high frequency. |
| wireless transmission | Bluetooth is less than 10m, and the ZigBee outdoor single point is
less than 500m. |
