Dwyer DAH-7041-153-26E is a Bourdon Tube Pressure Switch with a temperature range of 180°F (82°C). It has a general purpose, weatherproof or explosion-proof enclosure rating and screw terminal electrical connections. The switch can be mounted vertically and has wetted materials of brass, 403 SS, or 316 SS. It has a maximum pressure limit and various process connection options. The switch type can be SPST mercury, SPDT mercury, or SPDT snap. It has a thumbscrew for set point adjustment and different conduit connection options. Repeatability is ±1% or ±1.5% on DS-7300 models. The electrical rating and deadband details can be found on the catalog page.

Specifications

Component	Pressure Switch
(Instrument-Sensor) Type	Bourdon Tube
(Instrument-Sensor) Temperature Range	180°F/82°C
Manufacturer	Dwyer Instruments

Features

Visible calibrated dial provides an easy and fast check without having to open device causing dangerous conditions to operators

On/off indication (except hermetically sealed snap switch models) gives operator clear indication of state of switched equipment that could be located in another location

Adjustable or fixed deadband supports control applications by reducing equipment wear-out by unnecessary recycling

External switch set point adjustment reduces set-up time

Pressure ranges of full vacuum to 8000 psig gives application designers the ability to specify standard equipment, simplifying install and training, and reducing servicing costs

UL listed, CSA approved, many models FM approved to support rigorous process applications and regulations

General purpose, weatherproof or explosion-proof enclosures for a variety of indoor or outdoor environments meeting the needs of multiple applications and uses

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