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Phosphine Electrochemical Sensor EC-4PH3-1000
EC-4PH3-1000 is a Phosphine sensor which detects Phosphine in level from 0-1000 ppm.This product is for fixed and portal applications for detection of Phosphine (PH3) in industrial,environmental and life safety protection fileds.
Phosphine (PH3) Electrochemical Sensor EC-4PH3-1000 can be retrofitted easily to existing product designs.
Dimensions in millimeters(±0.1mm)
Target Gas and Concentration
| Gas | P/N | Operating principle | Detection Range |
Phosphine PH3 | EC-4PH3-1000 | 3-electrode electrochemical | 0~1000ppm |
Gas Sensitivity Characteristics
| Gas | Concentration & Output Current |
| Phosphine (PH3) | 0.07 ± 0.05μA/ppm |
Ratings & environment
| Response Time | (T90)≤60s |
| Repeatability | <±2% signal |
| Linearity | Linear |
| Long term output Drift | <2% signal/month |
| Resolution | 1 ppm |
| Recommended Load | 5~30 Ω |
| Bias Voltage | 0 mV |
| Operating Temp. Range | -20℃~ 50℃ |
| Operating Humidity | RH ~ 90% RH(non-condensing) |
| Operating Pressure Range | 800 ~ 1200 mbar |
Storage & Shelf Life
| Recommended Storage Temperature | 0℃~ +20℃ in sealed package |
| Expected Operating Life | 24 months in air |
| Storage Life | 6 months in original package |
| Standard Warranty | 18 months from the date of delivery |
Cross Sensitivity Data
| Gas | Concentration (ppm) | Output Signal (ppm PH3 equivalent) |
| Hydrogen Sulphide | 15 | 6 |
| Nitric oxide | 30 | 0.5 |
| Nitrogen Dioxide | 5 | -1 |
| Carbon Monoxide | 200 | 0 |
Temperature Data
Sensitivity Temperature Dependence
