Nominal Range: 0 ~ 5 ppm Maximum Overload: 20 ppm Sensitivity: -0.65 ± 0.20 μA/ppm Response Time (T90): ≤ 90 s Zero Signal: < ±0.4 μA Resolution: 0.02 ppm Linearity: Linear up to 5 ppm Bias Voltage: 0 mV