Description
The Johnson Controls DP1402X5U21D is a precision low differential pressure transducer engineered for demanding HVAC and building automation applications. Featuring a rugged IP67-rated housing, this transducer delivers reliable, accurate pressure measurement in environments where moisture and dust exposure are a concern.
Key Features
- Pressure range: 0–2.5″ w.c. (unidirectional)
- Output signal: 4–20 mA for long-distance signal transmission with minimal noise interference
- Accuracy: ±0.5% of full scale for precise, repeatable readings
- Process connection: 1/4″ push-on barb fitting for quick, tool-free installation
- IP67-rated housing provides protection against dust ingress and temporary water immersion
- Unidirectional measurement ideal for duct static pressure, filter differential, and airflow monitoring
Application Highlights
- HVAC duct static pressure monitoring
- Air filter differential pressure measurement
- Building automation and BAS/BMS integration
- Clean room and critical environment pressure sensing
- Fan and air handling unit (AHU) performance monitoring
Product Specifications
- Brand: Johnson Controls
- SKU / Part Number: DP1402X5U21D
- Pressure Range: 0–2.5″ w.c.
- Measurement Type: Unidirectional (low differential)
- Output Signal: 4–20 mA
- Accuracy: ±0.5% full scale
- Process Connection: 1/4″ push-on barb fitting
- Housing Protection Rating: IP67
The DP1402X5U21D is a trusted solution for contractors and building automation professionals who require accurate, stable differential pressure sensing in a compact, field-ready package. Its 4–20 mA output ensures compatibility with virtually all modern building automation controllers and data acquisition systems, while the IP67 enclosure rating adds confidence in challenging installation environments.
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