Description
The Dwyer 629C04CHP2E5S1 is a rugged differential pressure transmitter engineered for demanding HVAC, industrial, and building automation applications. Featuring a 0 to 50 Psid measurement range and a universal 4 to 20 mA analog output signal, this transmitter delivers accurate, reliable pressure readings that integrate seamlessly with virtually any control system or data acquisition platform.
Enclosure & Electrical Connection
Housed in a NEMA 4X-rated conduit enclosure, the 629C04CHP2E5S1 is built to withstand harsh environments including moisture, dust, and corrosive atmospheres. The 1/2″ Female NPT conduit electrical connection ensures a secure, weatherproof wiring entry point, making it well-suited for both indoor and outdoor installations.
Process Connection
The transmitter features a 1/4″ Female NPT process fitting for straightforward connection to standard pressure ports, gauge manifolds, and pipe taps — minimizing installation time and the need for additional adapters.
Key Features
- Measurement range: 0 to 50 Psid (differential pressure)
- Output signal: 4 to 20 mA (two-wire loop-powered)
- Enclosure rating: NEMA 4X conduit housing
- Process connection: 1/4″ Female NPT fitting
- Electrical connection: 1/2″ Female NPT conduit entry
- Suitable for HVAC systems, filtration monitoring, and industrial process control
- Compatible with PLCs, DDC controllers, and building automation systems
Applications
- Differential pressure measurement across filters, coils, and heat exchangers
- Pump and fan differential pressure monitoring
- Flow measurement in conjunction with flow elements
- Building automation and energy management systems
- Industrial process control and OEM equipment
Why Choose Dwyer?
Dwyer Instruments has been a trusted name in pressure measurement and instrumentation for decades. The 629C Series transmitters are known for their accuracy, durability, and ease of installation — making the 629C04CHP2E5S1 an ideal choice for contractors, engineers, and facility managers who demand dependable performance in the field.







Reviews
There are no reviews yet.