The Dwyer A-420A is an outside static pressure sensor designed for accurate measurement of outdoor static pressure in HVAC and building automation applications. Housed in a rugged NEMA 4X enclosure, this sensor is built to withstand harsh outdoor environments, providing reliable, long-term performance in demanding conditions.
Key Features
- NEMA 4X rated enclosure for outdoor and corrosive environment protection
- Designed specifically for outside static pressure measurement
- Ideal for use in building automation and HVAC control systems
- Durable construction for reliable long-term outdoor installation
- Compact design for easy field mounting and wiring
Application
The A-420A is well-suited for monitoring outdoor static pressure as part of economizer control, demand-controlled ventilation, and building pressurization strategies. Its NEMA 4X enclosure ensures protection against windblown dust, rain, splashing water, and corrosion, making it a dependable choice for rooftop and exterior wall installations.
Why Choose Dwyer
Dwyer Instruments is a trusted name in pressure sensing and instrumentation, offering a broad range of sensors engineered for HVAC and industrial applications. The A-420A reflects Dwyer’s commitment to accuracy, durability, and ease of installation.
