HTM Sensors | WFI-120 SpatterGuard Proximity Sensors

M18 WFI 120 SpatterGuard Sensors are built for demanding industrial environments where sensor performance must remain stable around welding equipment, heat, and contamination. Based on the product page, this series features an M18 shielded design with an 8 mm sensing range, 10 to 30 V DC operating voltage, IP67 protection, and weld field immune capability. These characteristics make the product well suited for production lines that need dependable proximity sensing in difficult operating conditions.

This M18 WFI 120 SpatterGuard Sensor range also supports practical machine integration with 4 pin quick disconnect connectivity and an M12 style connector format shown on the listed products. The page shows NPN and PNP output versions, normally open configurations, a 79 mm body length, and a 1 Piece Stainless Steel sensing face material. It also highlights temperature rated options including 120 C and 140 C variants, giving maintenance teams and machine builders a rugged sensor solution for harsh welding and automation applications.

SKU WFI-120 SpatterGuard Category

Why M18 WFI 120 SpatterGuard Sensors Stand Out In Harsh Automation

  1. Built For Welding Area Reliability

    • The product page places this sensor family within welding focused proximity sensor categories.
    • Weld Field Immune capability is listed for the M18 WFI 120 SpatterGuard Sensors.
    • This supports reliable sensing near welding equipment and automated metalworking systems.
  2. M18 Shielded Sensing With 8 mm Detection Range

    • The listed diameter for this series is M18.
    • The sensing range shown on the page is 8 mm.
    • The shielded design helps provide controlled detection in metal rich machine environments.
  3. Designed For High Temperature Industrial Use

    • The page lists operating temperature options up to 120 C and 140 C depending on model.
    • These higher temperature variants make the series useful in hotter production zones.
    • This is a strong advantage for welding, metal processing, and high heat automation areas.
  4. Flexible DC Output Options For Control Integration

    • The listed operating voltage is 10 to 30 V DC.
    • Available output types include NPN and PNP.
    • The page shows normally open output configurations for the listed models.
  5. Rugged Construction For Long Service Life

    • The sensing face material is listed as 1 Piece Stainless Steel.
    • One of the product descriptions also references a stainless steel body and face.
    • This helps support durability in abusive industrial environments with debris, contact risk, and process contamination.
  6. Connectorized Installation For Faster Maintenance

    • The connection style shown is 4 Pin Quick Disconnect.
    • This supports easier installation and replacement in production equipment.
    • Quick disconnect designs are especially useful where uptime and fast field service are important.

 

Technical Specifications For M18 WFI 120 SpatterGuard Sensors

SpecificationDetails
Product NameM18 WFI 120 SpatterGuard Sensors
Sensor TypeInductive proximity sensor
DiameterM18
Sensing Range8 mm
Mounting StyleShielded
Output TypesNPN, PNP
Output FunctionNormally Open
Connection Style4 Pin Quick Disconnect
Connector FormatM12 quick disconnect listed on product cards
Body Length79 mm
Sensing Face Material1 Piece Stainless Steel
Operating Voltage10 to 30 V DC
IP RatingIP67
Operating Temperature-25 C to +120 C, and up to +140 C on listed variants
Weld Field ImmuneYes

Suitable Applications

M18 WFI 120 SpatterGuard Sensors are ideal for industrial machinery that operates in welding zones, elevated temperatures, and dirty manufacturing conditions where standard sensors may struggle to maintain consistent performance. Their shielded M18 format, weld field immune operation, and quick disconnect connection style make them a practical choice for both OEM equipment and replacement maintenance requirements.

  • Robotic welding cells
  • Automotive welding fixtures
  • Body shop automation lines
  • Clamp position detection
  • Tooling presence verification
  • Metal part detection in high heat areas
  • Conveyor sensing in welding environments
  • Harsh duty assembly automation
  • Replacement sensing in weld exposed production zones
  • Industrial equipment requiring rugged M18 proximity sensing

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