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Overview

Hermetically sealed limit switch with Leadwire termination, Nylon button (black) actuation, 2NC 2NO DPDT Snap Action Circuitry, 5 A (Resistive) ampere rating at 28 Vdc; No Lever.
The MICRO SWITCH™ HE Series hermetically sealed limit switch meets hermetic sealing as defined in MIL-PRF-8805, Symbol 5. The HE Series features true hermetic sealing (metal-to-metal, glass-to metal construction), ensuring maximum sealing effectiveness for exceptionally long periods of time regardless of constant changes in atmospheric pressures and temperatures.
1HE48 Sealed Limit Switches - Honeywell


Technical Specifications

Availability Global
Circuitry 2NC 2NO DPDT Snap Action
Actuator Nylon Button
Termination Type Leadwire
Operating Force (OF) 26,69 N to 53,38 N [6 lbs to 12 lbs]
Release Force 17,79 N min. [4 lbs min.]
Full Overtravel Force 133,45 N max. [30 lbs max.]
Pretravel (PT) 1,02 mm max. [.04 in max.]
Differential Travel (DT) 0,51 mm max. [0.02 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 HE
Sealing Hermetic
Operating Temperature -55 °C to 125 °C [-67 °F to 257 °F]
UNSPSC Code 39122213
UNSPSC Commodity 39122213 Limit switch
Sealed Military Grade Construction

Technical Specifications

Availability Global
Circuitry 2NC 2NO DPDT Snap Action
Actuator Nylon Button
Termination Type Leadwire
Operating Force (OF) 26,69 N to 53,38 N [6 lbs to 12 lbs]
Release Force 17,79 N min. [4 lbs min.]
Full Overtravel Force 133,45 N max. [30 lbs max.]
Pretravel (PT) 1,02 mm max. [.04 in max.]
Differential Travel (DT) 0,51 mm max. [0.02 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 HE
Sealing Hermetic
Operating Temperature -55 °C to 125 °C [-67 °F to 257 °F]
UNSPSC Code 39122213
UNSPSC Commodity 39122213 Limit switch
Sealed Military Grade Construction

Documents

TITLE DOCUMENT TYPE LANGUAGE SIZE
MICRO SWITCH HE Series Hermetically Sealed Limit Switches Datasheet English 708KB
50032079: CH/EN/HE Roller Plunger Lock Ring Installation Instructions English 1MB
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
HE Series Hermetically Sealed Limit Switches Catalog Information English 123KB

Product Features

  • Meets or exceeds mechanical and electrical life as defined in MIL-PRF-8805
  • Meets sand and dust, explosion, icing, minimum current, and moisture resistance requirements
  • Top plunger and roller plunger actuators have an internal ice scraper ring
  • Variety of actuators and terminations
  • Variety of contact options and contact materials
  • Stainless steel housing

Applications

  • Jet aircraft de-icer controls
  • Military aircraft wingfold actuators

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