Belimo 22MT-145 - duct average temperature sensor

Belimo 22MT-145 – average temperature sensor

Active sensor for measuring the average air temperature in ducts. The continuous sensing element runs along the entire 6 m probe.

Key features

• Output signal: 1x 4...20 mA, max. resistance 500 Ω.
• Nominal voltage: DC 24 V; voltage range: DC 15...35 V.
• 8 measuring ranges selectable using jumper settings.
• Sensing element technology based on Pt1000 class AA.
• Temperature accuracy: ±0.5°C @ 21°C [±0.9°F @ 70°F] with measuring range settings S2 and S4.
• Degree of protection: IP65 / NEMA 4X.
• Electrical connection: detachable spring terminal block, max. 2.5 mm².

Measuring ranges

• S0: -50...50°C
• S1: -10...120°C
• S2: 0...50°C
• S3: 0...250°C
• S4: -15...35°C
• S5: 0...100°C
• S6: -20...80°C
• S7: 0...160°C

The maximum measuring range does not indicate the permissible medium temperature. Medium temperature specified in the technical data sheet: -35...70°C.