Overview
The Belimo 01DT-5EH is a passive duct/immersion temperature sensor featuring a Ni1000 (JCI) sensing element and a compact 2-inch (50 mm) stainless steel probe. It is specifically designed for compatibility with Johnson Controls Inc. (JCI) system environments.
Features
- Ni1000 (JCI) passive curve temperature element
- Compact 2-inch (50 mm) probe for shallow ductwork or small pipe lines
- Tough IP65 / NEMA 4X enclosure rating for harsh environments
- Quick terminal wiring with convenient cover disengagement
- Supports both air duct mounting and thermowell liquid immersion
Specifications
- Sensor Element: Ni1000 (JCI)
- Probe Length: 2″ [50 mm]
- Probe Diameter: 0.24″ [6 mm]
- Output Signal: Passive resistance
- Enclosure Rating: IP65, NEMA 4X
- Measuring Range: -40°F to 302°F [-40°C to 150°C]
Applications
- Temperature measurement in small air ducts and terminal units
- Pipe temperature monitoring in JCI-compatible hydronic loops
- Integration with JCI field controllers and building automation systems


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