DP140X25U21D Johnson Controls Differential Pressure Transducer

Overview

The Johnson Controls DP140X25U21D is a reliable low differential pressure transducer designed to sense differential or gauge static pressure in air and nonconducting gases. It converts pressure differences into a proportional high-level analog output signal, utilizing a premium dead-ended capacitive sensing element that requires minimal amplification and ensures long-term operational stability.

Features

• Premium dead-ended capacitive sensing technology
• Fire-retardant enclosure approved to UL 94 V-0 standards
• Integrated internal regulation and reverse wiring protection
• High reliability with an excellent price-to-performance ratio
• Compact footprint designed to reduce installation costs

Specifications

• Pressure Range: 0 to 0.25 inches water column (in. W.C.)
• Configuration: Unidirectional
• Output Signal: 4 mA to 20 mA analog output
• Supply Voltage / Excitation: 24 VDC or 24 VAC
• Accuracy Options: ±0.25%, ±0.5%, or ±1% Full Scale (FS)
• Enclosure Rating: IP67-rated housing

Applications

• Commercial HVAC systems monitoring and building automation integration
• Variable Air Volume (VAV) box and fan control systems
• Air filter differential pressure monitoring and status tracking
• Static duct and cleanroom pressure measurements
• Air flow stations and commercial environmental controls