AH140 Humidity proble

High precision relative humidity probe AH140 with stainless steel material is designed for air compressor and other OEM applications. The probe is threaded mounted. It boasts excellent waterproof,resistance to high temperature upto 120℃ and reliability withstand a pressure of 6bar , and is suitable for non-condensing environments with rapid temperature changes and the requirement for traceable high-precision measurements.

Specification

Measurement Range	Humidity: 0 ~ 100 %RH; Temperature: - 40 ~ +120 °C
Accuracy at 0~90%RH@+25 °C	Humidity: ±2.0 %RH; Temperature: ±0.2 °C
Response Time (T63)	≤8 S
Power Supply Input	2.4 - 5.5 VDC
Working Temperature	-40 ~ 120 °C
Working current	≤15mA
Interfaces	I²C
Probe material	Stainless steel

Relative Humidity Measurement Performance

Measurement Range	0 ~ 100 %RH;
Accuracy	±2%RH（0~90%RH）
Response time (T63)	≤8 s
Long-term drift	<0.25%RH/year

Temperature Measurement Performance

Measurement Range	-40 ~ +120 °C
Accuracy at 0 ~ 90 °C	±0.2°C
Response time (T63)	＞2 s
Long Term Drift	<0.03°C/year