Overview
The Belimo 01APS-50U is an adjustable differential pressure switch engineered for air pressure monitoring in commercial HVAC and energy management systems. It provides reliable switching control across medium pressure differentials.
Features
- Adjustable setpoint range from 0.20 to 2.00 inch WC
- Diaphragm-actuated mechanical SPDT switch
- Automatic reset functionality for hassle-free operation
- High repeatability and long-term operational accuracy
- Includes accessories for straightforward duct mounting
Specifications
- Pressure Range: 0.20 to 2.00 inch WC [50 to 500 Pa]
- Sensor Type: Differential pressure switch
- Switch Type: SPDT (1.0 A @ 250 VAC)
- Repeat Accuracy: ±2.5%
- Media: Air and non-combustible gases
Applications
- Filter resistance monitoring in central air handling units
- Fan operation verification and proving switches
- Duct static pressure monitoring and safety cutoff


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