China Electrochemical Formaldehyde CH2O Gas Detector Methanal Incineration Toxic Gas Monitoring, Find details about China Membrapor, Formaldehyde from Electrochemical Formaldehyde CH2O Gas Detector Methanal Incineration Toxic Gas Monitoring
Detecting range (ppm)/Size | Miniature | Compact | Slim | Standard |
0-10 | CH2O/M-10 CH2O/M-10-2E | CH2O/C-10 | CH2O/C-10 | |
0-50 | CH2O/M-50 | |||
0-1000 | CH2O/M-1000 | CH2O/C-1000 |
Operation Principle | 3-Electrode Electrochemical |
Nominal Range | 0 - 10 ppm |
Maximum Overload | 50 ppm |
Expected Operation Life | 3 years in air |
Output Signal with | 4600 ± 1200 nA/ppm |
Resolution | <0.01 ppm |
Temperature Range | - 40 °C to 50 °C |
Pressure Range | Atmospheric ±10% |
Pressure Coefficient | No data |
T60 Response Time with | < 40 sec |
Relative Humidity Range | 15 % to 90 % R.H. non-condensing |
Typical Baseline Range (pure air, 20°C) | -0.1 ppm to 0.02 ppm |
Maximum Zero Shift (+20°C to +40°C) | ND |
Long Term Output Drift | < 2% per month |
Recommended Load Resistor | 10 Ohm |
Bias Voltage | Not allowed |
Repeatability | < 2% of signal |
Output Linearity | Linear |
Humidity Effect 2) | Abrupt changes in humidity |
Module type | GM-I2(3)-M/C/S-**-****/G/P/F/FL |
Detected gas | Toxic gas |
Detecting principle | Electrochemistry |
Sampling | Diffusing pump flange thread |
Responding time | 30s~40s(of the sensor) |
Module accuracy | ≤±3%FS(actual concentration, higher accuracy depends on specified sensors) |
Module repeatability | ≤±2% FS |
Module linear error | ≤±2% FS |
Module zero temperature drift | ≤±2% (FS/year) |
Module operating temperature | -40~80°C |
Module humidity | 0-95%RH(non-condensation) |
Sensor operating temperature | -20°C~50°C |
Sensor humidity | 0-90%RH(non-condensation) |
Signal output | TTL/4-20mA /RS485 (two or three wire) |
Transmitting distance | 1000 meters(RS485) |
Operating voltage | DC 12-36V |
Maximum power | ≤0.8W |
Size | 80*48mm |
Explosion proof | Intrinsic safe |
Connection cable | RVVP3 x 1.5mm² |