Dwyer DAH-7041-153-11E is a Bourdon Tube Pressure Switch with a temperature range of 180°F (82°C). It is suitable for general purpose, weatherproof, or explosion-proof enclosures. It has a vertical mounting orientation and various wetted material options of brass, 403 SS, or 316 SS. The pressure limit is based on the operating range and it has different process connection options. Repeatability is ±1% of full operating range, ±1.5% on DS-7300 models. The switch type can be SPST mercury switch, SPDT mercury switch, or SPDT snap switch. Set point adjustment is done using a thumbscrew and conduit connection options are provided for different enclosure types. Deadband specifics can be found in the catalog.

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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