HTM Sensors | Weld Field Immune Proximity Sensors

HTM Weld Field Immune sensors are positioned specifically for welding environments where electromagnetic interference can disrupt standard inductive proximity sensors. The category notes these sensors are used in MIG welding areas because conventional sensors can flicker and produce false outputs, which can lead to process interruptions, rejects, and troubleshooting time on the production floor.

These Weld Field Immune proximity sensors are described as reliable for robotic MIG welding areas, spot welding areas, and other assembly areas with high magnetic noise. HTM highlights extended range sensing, cylindrical designs with Polytetrafluoroethylene (PTFE) coating, and thick housings with wrench flats for everyday use in welding areas. For more difficult and harsh environments, HTM recommends MetalHead WFI sensors or TitanProx sensors made of 1 piece of Titanium. The category includes M8, M12, M18, M30, and rectangular options, with common specifications across the listed items such as PNP outputs, shielded construction, and industrial environmental ratings.

SKU Weld Field Immune Category

Weld Cell Advantages Of Weld Field Immune Proximity Sensors

  1. Built To Stop Sensor Flicker In MIG Welding Areas

    • The category states conventional sensors can flicker and produce false outputs in MIG welding areas.
    • Weld Field Immune sensors are intended to maintain reliable output behavior in those conditions.
    • This helps reduce nuisance faults and unexpected machine stops tied to unstable sensing.
  2. Reliable Operation In Robotic Welding And High Noise Assembly Areas

    • HTM highlights use in robotic MIG welding areas.
    • HTM highlights use in spot welding areas.
    • The sensors are also positioned for other assembly areas with high magnetic noise.
  3. Extended Range Sensing For Better Stand Off In Welding Fixtures

    • The sensors are described as having an extended range.
    • More stand off distance can improve mounting flexibility in tight welding tooling.
    • Added sensing distance can also help reduce exposure to weld spatter contact at the sensing face.
  4. PTFE Coating And Thick Housings For Everyday Welding Use

    • Cylindrical sensors are described with PTFE coating.
    • Housings are described as thick with wrench flats.
    • These features support durability and more secure installation in welding areas.
  5. Rugged Upgrade Paths For Harsh Welding Environments

    • HTM suggests MetalHead WFI sensors for more difficult areas with harsh environments.
    • HTM suggests TitanProx sensors made of 1 piece of Titanium for higher durability needs.
    • This gives users options to standardize a welding sensor program while scaling protection by cell severity.
  6. Multiple Form Factors For Standard Welding Automation Designs

    • Category navigation includes M8 WFI sensors, M12 WFI sensors, M18 WFI sensors, M30 WFI sensors, and rectangular WFI sensors.
    • Multiple sizes help fit compact tooling, robot end of arm fixtures, and larger machine stations.
    • Rectangular options support applications where cylindrical mounting is not preferred.

Technical Specifications For HTM Weld Field Immune Sensors

SpecificationDetails
Product CategoryHTM Weld Field Immune Sensors
Primary Use EnvironmentMIG welding areas with high magnetic noise
Key BenefitReduces flicker and false outputs compared to conventional sensors in weld areas
Typical Applications MentionedRobotic MIG welding areas, spot welding areas, high magnetic noise assembly areas
Form FactorsM8, M12, M18, M30, rectangular
Mounting StyleShielded
Output TypePNP
Output FunctionNormally Open, Normally Closed options shown in filters
Sensing Range Options3 mm, 6 mm, 10 mm ranges shown in filters
Connection Options3 pin quick disconnect, 4 pin quick disconnect
Sensing Face Material1 piece stainless steel
IP RatingIP67
Operating Voltage10 to 30 V DC
Operating Temperature-25 C to +85 C
Weld Field ImmuneYes
Protective And Durability NotesPTFE coating, thick housing with wrench flats, MetalHead WFI and TitanProx upgrade options

Suitable Applications For Weld Field Immune Proximity Sensors

Weld Field Immune proximity sensors are a strong choice for manufacturers that need consistent inductive sensing in welding cells where electromagnetic interference and magnetic noise can cause instability in standard sensors. They are intended to maintain reliable detection performance in real world robotic welding and assembly stations while supporting more rugged housing and coating requirements typical of weld shop environments.

  • Robotic MIG welding cells
  • Spot welding stations
  • Automotive body in white welding fixtures
  • Assembly areas with high magnetic noise
  • Metal presence detection near weld transformers and welding current paths
  • Clamp and locator position sensing in weld tooling
  • Part present confirmation before weld cycle start
  • Welding automation lines requiring reduced false trigger events

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