DP1400X5B21C Johnson Controls Differential Pressure Transducer

Overview

The Johnson Controls DP1400X5B21C is a low differential pressure transducer designed for precise and reliable air pressure measurement in demanding HVAC and building automation environments. It utilizes trusted, premium capacitive sensing technology to monitor low static and differential pressures in air and nonconducting gases, converting it into a stable analog output signal. Featuring a compact footprint, this transducer offers an excellent price-to-performance ratio for commercial environmental control applications.

Features

• Premium dead-ended capacitive sensing technology requiring minimal amplification
• Fire-retardant case approved to UL 94 V-0 standards
• Cost-saving installation with integral mounting tabs and easy-access screw terminals
• Integrated reverse wiring protection and internal regulation
• Robust IP67-rated wash-down capable enclosure

Specifications

• Pressure Range: ±0.5 inches water column (in. W.C.)
• Measurement Type: Bidirectional
• Output Signal: 4 mA to 20 mA analog output
• Supply Voltage / Excitation: 24 VDC or 24 VAC
• Accuracy: ±1% Full Scale (FS) with ±0.25% and ±0.5% options available
• Enclosure Rating: IP67-rated housing with a 1/2 in. conduit electrical fitting
• Compliance: CE and RoHS compliant

Applications

• HVAC systems monitoring and control
• Air flow stations
• Variable Air Volume (VAV) or fan control systems
• Static duct and cleanroom pressure monitoring
• Measuring pressure drop across filters and other HVAC components