Overview
The Belimo 22ADP-556 is an active differential pressure sensor engineered for air and non-flammable gases in HVAC applications. Featuring Modbus RTU connectivity and switchable analog outputs, it delivers accurate pressure monitoring for high-range differential applications.
Features
- Modbus RTU protocol for seamless network integration
- 8 selectable measuring ranges configured via DIP switches
- Dual analog outputs for active pressure and volumetric flow signals
- Weatherproof NEMA 4X / IP65 housing for demanding environments
- Removable spring-loaded terminal block for easy installation
Specifications
- Measuring Range: 0 to 28 inch WC [0 to 7000 Pa]
- Nominal Voltage: AC/DC 24 V
- Output Signal: Modbus RTU, 0…5 V, 0…10 V
- Display: None
- Enclosure Rating: NEMA 4X / IP65
Applications
- High-range differential pressure monitoring in commercial ductwork
- Fan V-belt monitoring and blower performance tracking
- Air handling unit filter differential pressure measurement


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