DP140001B21D Johnson Controls Differential Pressure Transducer

Overview

The Johnson Controls DP140001B21D is a premium low differential pressure transducer designed for commercial HVAC and building automation systems. Utilizing trusted capacitive sensing technology, it senses low differential or gauge static pressure in air and nonconducting gases, converting it into a stable analog output signal. It features a compact footprint and is engineered to deliver exceptional accuracy and long-term stability for critical pressure monitoring applications.

Features

• Excellent price-to-performance ratio
• Dead-ended capacitive sensing element requires minimal amplification
• Robust, wash-down capable IP67-rated housing sealed with a gasket
• Fire-retardant case meeting UL 94 V-0 standards
• Integrated conduit fitting and clear terminals for cost-saving installation
• Reverse wiring protection and internal regulation
• CE and RoHS compliant

Specifications

• Pressure Range: ±1 in. W.C.
• Pressure Direction: Bidirectional
• Output Signal: 4 mA to 20 mA
• Excitation/Supply Voltage: 24 VDC or 24 VAC
• Accuracy: ±0.5% Full Scale (FS)
• Electrical Connection: 1/2 in. conduit fitting

Applications

• Heating, Ventilation, and Air Conditioning (HVAC) systems
• Variable Air Volume (VAV) box and fan control
• Static duct and cleanroom pressure monitoring
• Filter status monitoring and clogging alerts
• Air flow stations and environmental control systems