Overview
The Belimo 22DTH-53ML combines an active 4…20 mA current output for duct humidity with a passive NTC 10k Type 2 thermistor for temperature measurement.
Features
- Active 4…20 mA output for humidity control
- Passive NTC10k (10k2) thermistor for direct temperature sensing
- Supports humidity, enthalpy, and dew point signal selection
- IP65 / NEMA 4X protective enclosure
Specifications
- Measured Values: Humidity (active) and Temperature (passive)
- Passive Element: NTC10k (10k2)
- Probe Length: 5.5 inches [140 mm]
- Output Signal Active: 4…20 mA
- Enclosure Rating: NEMA 4X / IP65
Applications
- Commercial duct air sensing using 10k Type 2 compatible controller loops
- Building automation environmental management


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