4PH Fast

Measuring Range: 0-5 ppm
Sensitivity Range: 1.7 μA/ppm ± 0.3 μA/ppm
Baseline Offset at 20°C: -0.05 to +0.2 ppm equivalent
Bias Potential: Not required
Linearity: Linear

Response Time at 20°C: < 60 seconds (t90)

Long Term Sensitivity Drift: < 2% month

Operation Conditions
Temperature Range: -20°C to +50°C
Humidity Range: 15–90% r.H., non–condensing


Sensor Life Expectancy: 24 months