Dwyer Instruments DA-7031-153-2 Pressure Switch 320734-701 Standardized Terminals: Features clearly labeled

Standardized Terminals: Features clearly labeled spade and pin connectors for rapid field installation and testing

The digital interface provides technicians and end-users with real-time feedback

providing superior durability and resistance to scaling compared to brass components

Its override relay module functionality enables the terminal to maintain a stable setpoint while providing the flexibility to drive the unit fully open or closed via a contact closure

it is standard practice to inspect or replace the gasket during installation to ensure a gas-tight seal at the flue outlet

Dwyer Instruments DA-7031-153-2 Pressure Switch 320734-701 Standardized Terminals: Features clearly labeledThe Dwyer Instruments DA 7031 153 2 Pressure Switch is a high sensitivity vacuum pressure switch designed for precision control in demanding HVACR and industrial process environments. This Bourdon tube pressure switch features a 0 to 30" Hg vacuum operating range, making it an essential component for monitoring vacuum systems, pump control, and compressor safety. The SPDT snap action switch is housed in a rugged general purpose enclosure (NEMA 1),