Pressure. VISIT OUR WEBSITES: • Using solid state technology, the Series MR and MRS Photohelic®. Dwyer MR-0 Photohelic Differential Pressure Switch/Gauge (“w.c.). Great savings PLUS Free Shipping when you order today on. Order the MRPA Photohelic Pressure Switch/Gauge Pa, minor divisions. On sale at Transcat. FREE shipping over $

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Specifications — Installation and Operating Instructions.

Do not exceed specified electrical rat- ings. Permanent damage not covered by warranty will result.

This unit is not designed for AC line volt- age operation. Electrical connections are made by means of the cable assembly supplied which has a multi-pin female plug installed on one end which mates with the male connector on the rear of the gage.


Wire leads on the opposite end of the assembly are connected in accordance with the ddwyer and chart to the right. For DC circuits, dwyee include a 1N diode. Using solid state technology, the Series MR Photohelic.

Dwyer MR User Manual | 2 pages | Also for: ATMR

Switch setting is easy to adjust with large external knobs on the gage face. Gage reading is unaffected by switch operation — will indicate accurately even if power is interrupted. Solid state design now results in greatly reduced size and weight.

Units can be flush mounted in 4.

Dwyer 3000MR User Manual

All models provide both low and high limit control and include inch 45 cm cable assemblies for electrical con- nections. Compatible with air and other non-combustible, non- corrosive gases, they can be used in systems with pressures to 25 psig 1.

Optional construction is available for use to either 35 psig 2. Mounting ring, snap ring. Air and non-combustible, compatible gases.


MP option; 35 psig 2. Gold over clad silver – suitable for dry circuits. Diaphragm in vertical position.

Dwyer MRPA Photohelic Pressure Switch/Gauge | Transcat

Consult factory for other position orientations. Adjustable knobs on face.

Complain wrong Brand wrong Model non readable. This manual is related to the following products: