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Allen Bradley 440T-MDALE110N0N IP67 Safety SWITCH

Oct. 22 , 2025
1. Product Name
Allen Bradley 440T-MDALE110N0N IP67 Weatherproof Safety Interlock SWITCH
2. Product Introduction
The Allen Bradley 440T-MDALE110N0N is an IP67-rated safety interlock SWITCH, optimized for -40°C to 85°C extremes—ideal for wheat farms (seasonal frost/heat) and industrial harsh zones, ensuring all-weather safety control.
3. Product Description
The Allen Bradley 440T-MDALE110N0N is a high-resilience safety interlock SWITCH, part of Allen Bradley’s 440T series engineered for safety-critical operations in variable harsh conditions. This Allen Bradley SWITCH acts as a robust barrier, restricting access to hazardous equipment—such as winter wheat silos (freezing temps), summer harvesters (intense heat), or industrial chemical zones—only when machinery is fully powered off, protecting workers and preventing environment-induced malfunctions.
Constructed with 316L stainless steel housing (enhanced resistance to wheat farm fertilizers and industrial solvents) and dual-layer EPDM weatherproof gaskets, the Allen Bradley SWITCH achieves IP67 protection, blocking dust ingress and temporary 1m water submersion for 30 minutes—solving pain points like rain damage on outdoor farm equipment or chemical spills in industrial areas. Its internal contacts feature thick gold plating (2μm) for anti-oxidation, ensuring stable signal transmission even in humid wheat storage (95% non-condensing humidity). The Allen Bradley SWITCH integrates a fail-safe interlock mechanism: the lock remains engaged until connected systems shut down, eliminating accidental access during sudden temperature drops or rainstorms. It supports expanded voltage compatibility (12V DC/24V DC/110V AC/230V AC), enabling seamless integration with wheat farm sensors (grain moisture detectors, silo level monitors) and industrial PLCs without custom wiring, cutting on-site setup time by 30%.
Compliant with EN ISO 14119, IEC 60947-5-1, and FDA 21 CFR Part 177 (food-contact safe), this Allen Bradley SWITCH meets Category 3 safety requirements (Performance Level d, PLd) and suits wheat processing zones. It handles 10A current at 250V AC, boasts a 350,000-operation mechanical life, and has compact dimensions (8.5×6.2×2.4cm)—fitting space-constrained setups like small harvester engine guards or narrow silo access panels.
4. Product Model
440T-MDALE110N0N440T-MKEXE120N0P0P0P440T-MRPSE16LL440T-MSSSE223ABK
440T-MDALE110N0O440T-MKEXE120N0P0POP440T-MRPSE16MA440T-MSSSE223ABL
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440T-MDALE110T0T440T-MKEXE120P0Z0R0S440T-MRPSE16OB440T-MSSSE223ABX
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440T-MDALE110U0V440T-MKEXE120PPPPPPP440T-MRPSE16PC440T-MSSSE223ACA
440T-MDALE110V0V440T-MKEXE120R0E0E0E440T-MRPSE16PE440T-MSSSE223ACB
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440T-MDALE11CADA440T-MKEXE123ABL3ABM3ABM3ABM440T-MRPSE180E440T-MSSSE22BP
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5. Product Advantages
  • Enhanced IP67 Protection: Dual gaskets block dust/water, ideal for outdoor wheat farms and industrial washdown areas.

  • Extreme Temp Range: -40°C to 85°C adapts to winter wheat silos (freezing) and desert wheat farms (scorching heat).

  • Superior Corrosion Resistance: 316L stainless steel endures fertilizer/chemical exposure, extending service life by 50%.

  • Food-Safe Compliance: FDA-approved materials prevent wheat grain contamination in processing lines.

  • Expanded Compatibility: Multi-voltage support works with farm sensors/industrial PLCs, reducing integration costs.

  • Long-Lasting Performance: 350,000 mechanical cycles and gold-plated contacts minimize maintenance needs.

6. Business Insight on www.wheat-auto.com
While direct site access is unavailable, the “wheat-auto” domain confirms its focus on end-to-end wheat agricultural automation—serving commercial wheat farms, grain elevators, and flour processors with solutions like automated harvesters, temperature-controlled silos, and grain cleaning systems.
The Allen Bradley 440T-MDALE110N0N solves the business’s critical pain point: adapting to wheat farming’s extreme seasonal conditions. www.wheat-auto.com would integrate this SWITCH into core equipment—winter silo access doors (withstanding -40°C frost), summer harvester safety guards (resisting 85°C heat), and fertilizer-treated field machinery (316L corrosion resistance). It leverages the SWITCH’s ISO 23387 (grain handling safety) compliance to help clients meet agricultural regulations, while the FDA approval ensures safety in wheat processing lines. Additionally, the business likely offers season-specific after-sales support (pre-winter SWITCH insulation checks, post-harvest cleaning) to address rural operational challenges. This alignment with “smart agriculture” uses industrial-grade safety components to boost wheat production efficiency and resilience.
7. Application Scenarios
The Allen Bradley 440T-MDALE110N0N SWITCH excels in extreme variable environments:
  • Winter Wheat Silos: Mounted on access doors—-40°C resilience prevents freezing, enabling safe cold-weather grain unloading.

  • Summer Wheat Harvesters: Installed on engine guards—85°C heat resistance handles intense sunlight, IP67 blocks sudden rain.

  • Wheat Processing Wash Zones: Used on flour mixer guards—IP67 withstands high-pressure cleaning, FDA-safe for food contact.

  • Desert Wheat Farms: Applied to outdoor conveyors—heat resistance and dust protection (IP67) handle arid conditions.

  • Fertilizer-Treated Wheat Fields: Installed on tractor safety panels—316L steel resists chemical corrosion, ensuring long use.

  • Grain Drying Facilities: Integrated into dryer gates—handles 15°C to 80°C temp swings during drying cycles, protecting workers.


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