{"product_id":"omron-tp70-1a3-on-site-flexible-rod-switch","title":"Omron TP70-1A3 On-site Flexible Rod Switch","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003e\nEngineered for reliable position sensing in demanding bulk handling and conveyor environments, the \u003cstrong\u003eOmron TP70-1A3\u003c\/strong\u003e is an integrated limit switch assembly featuring a high-durability flexible rod actuator. This industrial-grade unit incorporates a built-in \u003cstrong\u003eD4N-2187\u003c\/strong\u003e limit switch core to convert multi-directional mechanical deflection into highly dependable electrical signals. It is pre-configured with a robust \u003cstrong\u003eC-clamp mounting\u003c\/strong\u003e system (Option 3), enabling secure mechanical attachment directly to structural steel channels, frame rails, or machine brackets without complex alignment procedures.\n\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; margin-bottom: 1.5rem; padding-left: 1.5rem;\"\u003e\n  \u003cli style=\"margin-bottom: 0.5rem;\"\u003e\n\u003cstrong\u003eInternal Switch Core:\u003c\/strong\u003e Relies on the proven Omron D4N-2187 mechanism for long electrical and mechanical operating cycles.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom: 0.5rem;\"\u003e\n\u003cstrong\u003eFlexible Rod Actuator:\u003c\/strong\u003e Designed to withstand multi-directional mechanical impacts and recover its original shape without deformation.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom: 0.5rem;\"\u003e\n\u003cstrong\u003eC-Clamp Mounting:\u003c\/strong\u003e Simplifies on-site installation, adjustments, and repositioning along machine frames.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom: 0.5rem;\"\u003e\n\u003cstrong\u003eEnvironmental Resilience:\u003c\/strong\u003e Certified with IP65 ingress protection to prevent dust entry and resist low-pressure water sprays.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom: 0.5rem;\"\u003e\n\u003cstrong\u003eHeavy-Duty Wiring Terminals:\u003c\/strong\u003e Equipped with industrial screw terminals for reliable wiring termination under vibrational stress.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; margin-bottom: 1.5rem; padding-left: 1.5rem;\"\u003e\n  \u003cli style=\"margin-bottom: 0.5rem;\"\u003eConveyor belt tracking and drift-limit detection systems.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom: 0.5rem;\"\u003eMaterial handling, routing, and chute blockage warning systems.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom: 0.5rem;\"\u003ePosition monitoring in sorting gates and automated warehousing lines.\u003c\/li\u003e\n  \u003cli style=\"margin-bottom: 0.5rem;\"\u003eHeavy industrial machinery safety interlocks and end-of-travel limits.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; width: 100%; margin-bottom: 1.5rem;\"\u003e\n  \u003ctable style=\"border-collapse: collapse; width: 100%; color: #2d3748; text-align: left;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #2b6cb0;\"\u003e\n        \u003cth style=\"padding: 10px; font-weight: bold; width: 40%;\"\u003eParameter\u003c\/th\u003e\n        \u003cth style=\"padding: 10px; font-weight: bold; width: 60%;\"\u003eSpecification Value\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eOmron\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eModel Number\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eTP70-1A3\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eInternal Switch Mechanism\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eD4N-2187\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eConfiguration\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eIntegrated switch only\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eMounting Configuration\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eC-clamp mounting\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eIngress Protection Rating\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eIP65\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eOperating Temperature Range\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e-10 degC to +70 degC (with no icing)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eOperating Humidity Range\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e35% to 95% RH\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eAllowable Operating Speed\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e1 mm\/s to 0.5 m\/s\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eMax. Mechanical Frequency\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e60 operations per minute\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eMax. Electrical Frequency\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e30 operations per minute (under resistive load)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eVibration Resistance (Malfunction)\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e10 to 55 Hz, 0.65-mm single amplitude, 100 m\/s2 max.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eShock Resistance (Destruction)\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e1,000 m\/s2 max.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eShock Resistance (Malfunction)\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e20 m\/s2 max.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eTerminal Style\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003eScrew terminals (M3.5 screws)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003ePhysical Net Weight\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e1.4 kg\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 10px; font-weight: bold;\"\u003eTotal Shipping Weight\u003c\/td\u003e\n        \u003ctd style=\"padding: 10px;\"\u003e3.0 kg\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eAlternative Models \u0026amp; Compatibility\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003e\nThe TP70-1A3 integrates a standard D4N series safety switch body. If the internal contact block suffers electrical wear or failure, the internal core mechanism can be replaced with a standard \u003cstrong\u003eD4N-2187\u003c\/strong\u003e unit, preserving the specialized mechanical C-clamp housing and flexible rod assembly. Always verify contact action configurations (typically snap-action or slow-action) when servicing internal units.\n\u003c\/p\u003e\n\n\u003ch3\u003eApplication Pitfalls \u0026amp; Engineering Notes\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003e\nWhile flexible rod switches excel at multi-directional and irregular targets, ensure that operating speeds do not exceed the specified limit of \u003cstrong\u003e0.5 m\/s\u003c\/strong\u003e. Exceeding this limit causes high-velocity kinetic whip-back of the rod, which can result in secondary contact bounce, electrical noise, or early mechanical metal fatigue of the spring joint. Do not use this switch as a mechanical hard stop; physical structural overrides must be implemented externally.\n\u003c\/p\u003e\n\n\u003ch3\u003eCommissioning \u0026amp; Wiring Tips\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003e\nWhen wiring the screw terminals, use insulated M3.5 crimped ring or spade terminals to prevent stray wire strands from shorting inside the compact internal chamber. The conduit gland must be torqued to its manufacturer's specifications using appropriate sealing materials to maintain the IP65 environmental rating. In high-vibration applications, apply a medium-strength thread locker to the mounting bolts of the C-clamp to prevent alignment drift.\n\u003c\/p\u003e\n\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cdiv style=\"background-color: #fff5f5; border-left: 4px solid #c53030; padding: 15px; margin-bottom: 1.5rem;\"\u003e\n  \u003cstrong style=\"color: #9b2c2c; display: block; margin-bottom: 5px;\"\u003eCRITICAL WARNING\u003c\/strong\u003e\n  \u003cp style=\"color: #9b2c2c; margin: 0; font-size: 0.95rem;\"\u003e\n    Before beginning any installation, alignment, or wiring procedures, ensure all connected electrical circuits are completely de-energized and locked out. Verify that no mechanical movement can occur during installation.\n  \u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"display: flex; flex-direction: column; gap: 15px; margin-bottom: 1.5rem;\"\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 15px;\"\u003e\n    \u003cspan style=\"background-color: #2b6cb0; color: #ffffff; border-radius: 50%; width: 28px; height: 28px; display: flex; align-items: center; justify-content: center; font-weight: bold; flex-shrink: 0;\"\u003e1\u003c\/span\u003e\n    \u003cp style=\"color: #2d3748; margin: 0;\"\u003ePosition the C-clamp mechanical mounting base over the target frame or support rail. Tighten the clamping bolts evenly to ensure rigid structural attachment.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 15px;\"\u003e\n    \u003cspan style=\"background-color: #2b6cb0; color: #ffffff; border-radius: 50%; width: 28px; height: 28px; display: flex; align-items: center; justify-content: center; font-weight: bold; flex-shrink: 0;\"\u003e2\u003c\/span\u003e\n    \u003cp style=\"color: #2d3748; margin: 0;\"\u003eAdjust the angle of the flexible rod assembly relative to the actuation target path, ensuring that the target makes contact inside the allowed speed envelope.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 15px;\"\u003e\n    \u003cspan style=\"background-color: #2b6cb0; color: #ffffff; border-radius: 50%; width: 28px; height: 28px; display: flex; align-items: center; justify-content: center; font-weight: bold; flex-shrink: 0;\"\u003e3\u003c\/span\u003e\n    \u003cp style=\"color: #2d3748; margin: 0;\"\u003eRemove the protective housing cover to access the M3.5 screw terminals. Run the field cabling through a sealed conduit entry gland.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 15px;\"\u003e\n    \u003cspan style=\"background-color: #2b6cb0; color: #ffffff; border-radius: 50%; width: 28px; height: 28px; display: flex; align-items: center; justify-content: center; font-weight: bold; flex-shrink: 0;\"\u003e4\u003c\/span\u003e\n    \u003cp style=\"color: #2d3748; margin: 0;\"\u003eSecurely crimp and connect the conductors, replace the terminal cover plate, and torque the cover screws to maintain seal integrity before energizing the circuit.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Omron","offers":[{"title":"Default Title","offer_id":53077900755307,"sku":"TP70-1A3","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/tp70-1a3-qzmqhldea5e.png?v=1775734086","url":"https:\/\/www.plcprotech.com\/fa\/products\/omron-tp70-1a3-on-site-flexible-rod-switch","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}