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Overview

Hermetically sealed high temperature limit switch with Leadwire termination, Plunger actuation, Single Pole Normally Open Circuitry, 5 A (Resistive) ampere rating at 28 Vdc.
The MICRO SWITCH? HR Series high temperature hermetically sealed switch is sealed as defined in MIL-PRF-8805, Symbol 5. The HR Series combines maximum sealing, high temperature [315 deg C (600 deg F)] capabilities and rugged, heavy duty, corrosion-resistant construction to provide reliable switching in the most demanding applications.
12HR11-10 Sealed Limit Switches - Honeywell


Technical Specifications

Availability Global
Circuitry SPNO
Actuator Top Plunger
Termination Type Leadwire
Operating Force (OF) 26,69 N to 53,38 N [6 lbs to 12 lbs]
Release Force 22,24 N min. [5 lbs min.]
Full Overtravel Force 155,69 N max. [35 lbs max.]
Pretravel (PT) 1,27 mm min. [.05 in min.]
Differential Travel (DT) 0,38 mm max. [.015 in max.]
Overtravel (OT) 6,35 mm min. [0.25 in min.]
Product Type MICRO SWITCH™ Military Grade Construction
Lever Type
Ampere Rating 5 A (Resistive)
Supply Voltage 28 Vdc
Housing Material Stainless Steel
Housing Type N/A
Series Name HR
Sealing Hermetic
Operating Temperature -65 °C to 315 °C [-85 °F to 600 °F]
UNSPSC Code 39122213
UNSPSC Commodity 39122213 Limit switch
Sealed Military Grade Construction

Technical Specifications

Availability Global
Circuitry SPNO
Actuator Top Plunger
Termination Type Leadwire
Operating Force (OF) 26,69 N to 53,38 N [6 lbs to 12 lbs]
Release Force 22,24 N min. [5 lbs min.]
Full Overtravel Force 155,69 N max. [35 lbs max.]
Pretravel (PT) 1,27 mm min. [.05 in min.]
Differential Travel (DT) 0,38 mm max. [.015 in max.]
Overtravel (OT) 6,35 mm min. [0.25 in min.]
Product Type MICRO SWITCH™ Military Grade Construction
Lever Type None
Ampere Rating 5 A (Resistive)
Supply Voltage 28 Vdc
Housing Material Stainless Steel
Housing Type N/A
Series Name HR
Sealing Hermetic
Operating Temperature -65 °C to 315 °C [-85 °F to 600 °F]
UNSPSC Code 39122213
UNSPSC Commodity 39122213 Limit switch
Sealed Military Grade Construction

Documents

TITLE DOCUMENT TYPE LANGUAGE SIZE
MICRO SWITCH HR Series Hermetically Sealed, High Temperature Limit Switches Datasheet English 698KB
MICRO SWITCH Sealed and High Accuracy Switches Line Guide Product Line Guide English 817KB
Limit Switches and Machine Safety Range Guide Product Range Guide English 9MB
Aerospace and Defense Product Range Guide Product Range Guide English 18MB
HR Series High Temperature Hermetically Sealed Limit Switches Catalog Information English 155KB

Product Features

  • Meets moisture resistance, explosion, and salt spray requirements
  • Top plunger actuator has an internal ice scraper ring
  • Stainless steel housing

Applications

  • Aircraft engine thrust reversers

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