Dwyer Explosion-proof Differential Pressure Switch, Series H3

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H3S-3ST

Series: Series H3 Explosion-Proof Differential Pressure Switch Brand: Dwyer Instruments, LLC

Price

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Stock

Out of Stock

Quantity

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Specifications

Brand

Dwyer Instruments, LLC

Adjustment Type

Factory Set (Pre-Set)
Field Adjustable

Approvals & Certifications

ATEX
CE
CSA
UL

Deadband, Approximate

Approximately 5 % of Range

Diaphragm Material

Fluoroelastomer
Nitrile

Electrical Connectors

18 AWG x 18" Leadwires
3/4" NPT Female
ATEX Approved Internal Terminal Block
UL, CSA Approved Internal Terminal Block

Electrical Contacts

Gold
Silver

Electrical Rating

5 A at 125/250 Vac, 30 Vdc

Enclosure, Body Material

Aluminum

Environmental Protection

IP56
IP66
NEMA 3, 4X / IP56, 66
NEMA 4X

NPT Connection

1/8" NPT Female

O-Ring Material

Nitrile
Viton

Operating Temperature

-20° to 104° C (-4° to 220° F)

Process Connection Material

316 Stainless Steel
Aluminum

Process Temperature

-20° to 90° C (-4° to 220° F)

Set Point - Decreasing

bar: 0.03 to 13.8
inH₂O: 10 to 80
kPa: 3.447 to 1,379
psid: 0.5 to 200

Set Point - Increasing

bar: 0.03 to 13.8
inH₂O: 10 to 180
kPa: 3.447 to 1,379
psid: 0.5 to 200

Switch Type

DPDT
SPDT

System Pressure

bar: 103.4
kPa: 10,342
psi: 1,500

Documentation

Approvals

Catalogs

Dwyer Series H3 Catalog pdf 278 KB

Manuals

View Product Series

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