Description
The Dwyer 1823-0 is a precision low differential pressure switch engineered for reliable detection and control in HVAC and building automation applications. Designed to sense very small pressure differentials, this switch is ideal for monitoring air flow, filter status, fan operation, and other low-pressure conditions in air handling and ventilation systems.
Key Features
- Setpoint range of 0.15″ w.c. to 0.5″ w.c. for accurate low differential pressure sensing
- Approximate deadband of 0.06″ w.c. for stable, chatter-free switching
- Compatible with air and non-combustible gases for versatile application use
- Maximum pressure limit of 10 PSIG for safe system integration
- 1/8″ Female NPT port connection for straightforward installation
Applications
- Air handler and AHU filter differential pressure monitoring
- Fan proving and airflow verification
- Duct static pressure control
- Building automation and HVAC controls integration
- Clean room and laboratory pressure monitoring
Specifications
- Brand: Dwyer Instruments
- Model: 1823-0
- Setpoint Range: 0.15″ w.c. to 0.5″ w.c.
- Approximate Deadband: 0.06″ w.c.
- Media: Air and non-combustible gases
- Maximum Pressure Limit: 10 PSIG
- Port Connection: 1/8″ Female NPT
The Dwyer 1823-0 is a trusted solution for HVAC professionals who need dependable low differential pressure switching in a compact, easy-to-install package. Its low setpoint range and tight deadband make it especially well-suited for sensitive airflow and filter monitoring applications.
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