Description
Dwyer 629C Series Differential Pressure Transmitter
The Dwyer 629C-03-CH-P2-E5S1 is a robust differential pressure transmitter engineered for demanding HVAC, building automation, and industrial monitoring applications. Delivering accurate, reliable pressure measurement across a 0 to 25 Psid range, this transmitter outputs a universal 4 to 20 mA signal that integrates seamlessly with virtually any building management system or control panel.
Key Features
- Pressure range: 0 to 25 Psid (pounds per square inch differential)
- Electrical output: 4 to 20 mA — industry-standard analog signal for long-distance transmission and easy integration
- NEMA 4X conduit housing — provides watertight, corrosion-resistant protection suitable for indoor and outdoor installations
- Process connection: 1/4″ Female NPT fitting for straightforward plumbing connections
- Electrical conduit connection: 1/2″ Female NPT conduit entry for secure, code-compliant wiring
- Conduit-style housing design protects internal electronics from moisture, dust, and harsh environments
Applications
- HVAC duct and pipe differential pressure monitoring
- Filter status and flow measurement in air handling units
- Building automation and energy management systems
- Industrial process pressure monitoring
- Clean room and laboratory pressure control
Why Choose the Dwyer 629C Series
The 629C series is a trusted choice among HVAC professionals and controls engineers for its durable construction and dependable signal accuracy. The NEMA 4X rating ensures the transmitter withstands washdowns, condensation, and corrosive atmospheres — making it ideal for mechanical rooms, rooftop equipment, and outdoor installations. The 4 to 20 mA output provides noise-immune signal transmission over long cable runs, reducing installation complexity and ensuring measurement integrity.
Specifications
- SKU: 629C-03-CH-P2-E5S1
- Brand: Dwyer
- Pressure Range: 0 to 25 Psid
- Output Signal: 4 to 20 mA
- Enclosure Rating: NEMA 4X
- Housing Style: Conduit
- Process Connection: 1/4″ Female NPT
- Electrical Connection: 1/2″ Female NPT Conduit
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