Overview
The Johnson Controls DP1402X5B21C is a low differential pressure transducer designed for precise and reliable pressure measurement in demanding HVAC and building automation systems. It senses differential or gauge static pressure in air and nonconducting gases, converting it into a stable analog output signal. Utilizing trusted premium sensing technology, this cost-competitive transducer offers long-term operational efficiency.
Features
- Premium dead-ended capacitive sensing technology requiring minimal amplification
- Built-in internal regulation and reverse wiring protection to prevent board damage
- Fire-retardant enclosure approved to UL 94 V-0 standards
- Exceptional price-to-performance ratio and high reliability
- Reduced installation costs with integral mounting tabs
Specifications
- Pressure Range: ±2.5 in. W.C.
- Measurement Configuration: Bidirectional
- Output Signal: 4 mA to 20 mA
- Supply Voltage: 24 VDC or 24 VAC
- Accuracy: ±1% Full Scale (FS)
- Enclosure Rating: Robust, gasket-sealed housing
Applications
- Commercial HVAC systems
- Variable Air Volume (VAV) or fan control
- Air flow stations and static duct pressure monitoring
- Filter status monitoring
- Cleanroom pressure management


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