Overview
The Belimo 22DT-54P is an active temperature sensor featuring an 8-inch stainless steel probe and 4-20 mA current output. Designed for deeper duct insertion and pipe immersion, it ensures accurate thermal measurement across varied HVAC configurations.
Features
- 8-inch stainless steel probe for deeper penetration in ducts and pipes
- Active 4…20 mA current output for long distance signal wiring
- 8 jumper-selectable measuring range options
- IP65 / NEMA 4X rated enclosure protecting internal electronics
- Supplied with duct mounting clip and installation hardware
Specifications
- Probe Length: 8 inches [200 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 measurement in medium-to-large duct systems
- Pipe immersion temperature monitoring with thermowells
- Central climate automation and environmental monitoring


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