KTHP100 Series Differential Pressure & Temperature & Humidity The KTHP100 Series Differential Pressure & Temperature/Humidity Transmitter is a multifunctional, high-precision measuring instrument that integrates three core parameters. Product Overview Measurement Media Air, neutral gases, dry gases, and other gases Range -35 ... +80 °C0 ... 100% RH Output Signal 4-20 mA / 0-5 V / 0-10 V / RS485 Power Supply 16-30 VDC (2-wire 4-20 mA)16-30 VAC or VDC (0-5 V / 0-10 V / RS485)