H100 Model 680 Pressure Switch

Brand: United Electric Controls Ltd

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.

Specifications

Adjustment Type

  • Factory Set (Pre-Set)
  • Field Adjustable

Ambient Temperature Range

  • -40° to 71° C (-40° to 160° F)

Approvals & Certifications

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

Deadband, Approximate

  • bar: 0.62 to 2.75
  • kPa: 62.05 to 275.79
  • psig: 9 to 40

Diaphragm Material

  • 316 Stainless Steel Bellows

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 125 Vac Resistive
  • 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, 125/250/480 Vac Resistive, Latches on Rise Only
  • 20 A, 125/250/480 Vac Resistive
  • 5 A at 125/250 Vac Resistive

Enclosure, Body Material

  • Die Cast Aluminum, Epoxy Coated

Environmental Protection

  • IP66
  • NEMA 4X / IP66

NPT Connection

  • 1/4” NPT Female

O-Ring Material

  • 316 Stainless Steel Bellows

Process Connection Material

  • 316 Stainless Steel

Proof Pressure

  • bar: 172.36
  • kPa: 17,236
  • psig: 2,500

Set Point - Decreasing

  • bar: 6.9 to 117.2
  • kPa: 689.5 to 11,721
  • psig: 100 to 1,700

Set Point - Increasing

  • bar: 6.9 to 117.2
  • kPa: 689.5 to 11,721
  • psig: 100 to 1,700

Standard Features

  • Tamper-Resistant Set Point ”Lock”

Switch Type

  • SPDT

System Pressure

  • bar: 117.2
  • bar: 6.9 to 117.2
  • kPa: 11,721
  • kPa: 689.5 to 11,721
  • psig: 1,700
  • psig: 100 to 1,700

Documentation

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