Overview
The Belimo 22DT-54L is an active temperature sensor designed for duct and immersion applications, utilizing a 4-inch stainless steel probe and a 4-20 mA output signal. It ensures reliable long-distance signal accuracy for commercial HVAC monitoring.
Features
- Active 4…20 mA current output resistant to electrical noise and voltage drop
- 4-inch AISI 316L stainless steel probe for durability
- 8 jumper-selectable measuring ranges for versatile setup
- NEMA 4X / IP65 rated enclosure built for challenging environments
- Complete mounting kit included for straightforward installation
Specifications
- Probe Length: 4 inches [100 mm]
- Probe Diameter: 0.24 inches [6 mm]
- Output Signal: 4…20 mA
- Supply Voltage: DC 24 V
- Enclosure Rating: NEMA 4X / IP65
- Measured Value: Temperature
Applications
- Air temperature sensing in HVAC supply and return ducts
- Liquid temperature monitoring in pipes using thermowell pockets
- Building management system temperature control loops


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