United Electric Pressure Switch, Type H100 Model 52
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H100 Model 52X Pressure Switch

Brand: United Electric Controls Ltd

United Electric Pressure Switch, Type H100 Model 52
The 100 Series is a cost-effective pressure and temperature switch for process plants and OEM equipment. 

The rugged, one piece enclosure features a slanted cover for wiring accessibility. A wide variety of microswitch and process-connection options make this versatile series ideal for applications requiring a rugged weather-proof mechanical switch. 

Typical applications that utilize the 100 Series are heat tracing, freeze protection, processing equipment (pumps, compressors), inputs for annunciator panels, and fire suppression systems.

Base Model

Base Model

Switch Type

Switch Type

Process Connection, Diaphragm & O-Ring Material

Process Connection, Diaphragm & O-Ring Material
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Mounting

Mounting

Indicator Light

Indicator Light

Agency Approvals

Agency Approvals

Electrical Connection

Electrical Connection
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Special Cleaning

Special Cleaning

Tag

Tag

Measurement Range

Measurement Range

Factory Set Point

Factory Set Point
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Part Number / SKU

H100-520

  • Base Model

    Model 520

  • Switch Type

    SPDT: 15 A, 125/250/480 Vac Resistive

  • Process Connection, Diaphragm & O-Ring Material

    Aluminum Process Connection. Buna-N Diaphragm, Buna-N O-Ring

  • Mounting

    No Mounting Kit

  • Indicator Light

    No Status Light

  • Agency Approvals

    Standard

  • Electrical Connection

    Standard

  • Special Cleaning

    Not Required

  • Tag

    No Tag

  • Measurement Range

    Standard

  • Factory Set Point

    Not Factory Set

Specifications

Brand

Adjustment Type

  • Factory Set (Pre-Set)
  • Field Adjustable

Approvals & Certifications

  • ATEX
  • CE
  • CSA
  • GOST
  • LVD
  • PED
  • UL

Deadband, Approximate

  • bar: 0.0002 to 0.0198
  • kPa: 0.02 to 1.98
  • psig: 0.003 to 0.288

Diaphragm Material

  • 316L Stainless Steel
  • Buna-N
  • Kapton
  • Viton

Electrical Connectors

  • 1/2" NPT Female, Two 7/8" Diameter Knockouts
  • 7/8" Hole to 1/2" NPT Female Watertight Conduit Fitting

Electrical Rating

  • 1 A at 125 Vac Resistive
  • 10 A at 125 Vac Resistive, Deadband & Min. Set Point Will Increase
  • 10 A, 125 Vdc Resistive, Deadband & Min. Set Point Will Increase
  • 15 A 125/250 Vac Resistive
  • 15 A 125/250/480 Vac Resistive, 24-30 Vdc, 2 A Resistive & 1 A Inductive, 125 Vdc, 0.5 A Resistive, 0.03 Inductive
  • 15 A at 125/250/480 Vac Resistive
  • 15 A, 125/250/480 Vac Resistive, Latches on Rise Only
  • 20 A, 125/250/480 Vac Resistive
  • 30 A, 125/250/277 Vac Resistive

Enclosure, Body Material

  • Die Cast Aluminum, Epoxy Coated

Environmental Protection

  • IP66
  • NEMA 4X / IP66

NPT Connection

  • 1/2" NPT Female

O-Ring Material

  • Buna-N
  • Teflon
  • Viton

Operating Temperature

  • -118° to 343° C (-180° to 650° F)

Process Connection Material

  • 316L Stainless Steel
  • Aluminum

Proof Pressure

  • bar: 27.6
  • kPa: 2,757
  • psig: 400

Set Point - Decreasing

  • inH₂O: -300 to 250
  • mbar: -746.7 to 622.3

Set Point - Increasing

  • inH₂O: -300 to 250
  • mbar: -746.7 to 622.3

Standard Features

  • Tamper-Resistant Set Point " Lock"

Switch Type

  • SPDT

System Pressure

  • bar: 0 to 27.6
  • kPa: 0 to 2,757
  • psig: 0 to 400

Documentation

Data Sheets

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