Omron

Omron TP70-1S3 On-site Flexible Rod Switch

SKU TP70-1S3

In stock
  • 12-month warranty
  • Free returns within 30 days
  • Manufacturer: Omron

  • Product No.: TP70-1S3

  • Country of origin:Japan

  • Product Type: Limit Switches

  • Payment: T/T, Western Union

  • Weight: 1400g

  • Shipping port: Xiamen

  • Warranty: 12 months

Description

Designed for rugged physical safety monitoring across processing lines and material handling corridors, the Omron TP70-1S3 delivers reliable mechanical tripping action combined with a separable emergency stop contact block. By utilizing a high-durability internal D4N-2187 microswitch, this limit assembly translates physical rod deflection into immediate control circuit interruptions. The physical design features a C-clamp base for rapid vertical alignment adjustment directly on structural framework, maintaining safe and compliant stop loops in demanding environments.

Features

  • Built-in heavy duty D4N-2187 contact core for reliable electrical switching.
  • Separable emergency stop functionality for distinct safety circuit isolation.
  • Flexible rod actuator designed for multi-directional actuation and physical resilience.
  • IP65 ingress protection rating suited for moisture-exposed and dusty areas.
  • Flexible C-clamp mounting block allowing easy height adjustments along vertical mounting pillars.

Applications

  • Bulk conveyor belt drift and boundary control.
  • Process line perimeter monitoring.
  • Material transfer station safety stops.
  • High-vibration material routing zones.

Technical Specifications

Parameter Value
Manufacturer Omron
Model Number TP70-1S3
Built-in Switch Model D4N-2187
Functional Operation Separable emergency-stop switch block
Mounting Integration C-clamp mounting with adjustable height scale
Ingress Protection Rating IP65
Vibration Resistance Malfunction: 10 to 55 Hz, 0.65 mm single amplitude, 100 m/s2 max.
Shock Resistance (Destruction) 1000 m/s2 max.
Shock Resistance (Malfunction) 20 m/s2 max.
Ambient Operating Temperature -10 to 70 degC (non-freezing)
Ambient Operating Humidity 35% to 95% RH
Allowable Operating Speed 1 mm/s to 0.5 m/s
Mechanical Operating Frequency 60 operations/minute max.
Electrical Operating Frequency 30 operations/minute max. (resistive load)
Termination Connection Screw terminals
Device Net Weight 1.4 kg
Shipping Weight 3.0 kg

Empirical Engineering Insights

Alternative Models & Compatibility

Since the assembly relies on the standard D4N-2187 core switch, physical maintenance and replacement of internal contacts can be done without modifying the external structural C-clamp or heavy mounting frame. This modular design dramatically decreases plant downtime during scheduled electrical overhauls.

Application Pitfalls & Engineering Notes

Avoid using the flexible rod actuator as an hard mechanical stop for heavy machinery. Exceeding the allowable physical operating speed limit of 0.5 m/s or subjecting the rod to direct high-velocity side impacts can result in deformation of the spring structure or early contact degradation. Verify that the ambient operating environment does not drop below -10 degC to avoid icing on the external mechanical linkages.

Commissioning & Wiring Tips

When completing screw terminal terminations, ensure correct sealing glands are used to maintain the overall IP65 housing protection. Securely tighten the C-clamp adjustment bolts during field commissioning to ensure mechanical vibrations (up to the rated 100 m/s2 limit) do not cause vertical shifting on the support pole.

Installation Guidelines

CRITICAL WARNING: De-energize and lock out all upstream electrical power connections prior to opening the terminal cover of the built-in switch. Ensure zero voltage is present on all adjacent safety loop circuits before routing cables to prevent high-voltage hazard exposures or machine damage.
1
Position and secure the C-clamp mounting block onto the designated industrial vertical post, sliding the housing vertically until the flexible rod aligns with the trip mechanism's sweep path.
2
Open the terminal cover of the D4N-2187 core and wire safety conductor lines directly to the integrated screw terminals, utilizing correct ring or spade lugs suited for heavy vibration applications.
3
Confirm the sealing gasket is correctly seated, close the terminal block access panel, and complete manual stroke checks to verify both mechanical actuation and circuit state transition.

FAQ

Can the internal microswitch of the TP70-1S3 be replaced independently?

Yes, the built-in switch utilizes the standard Omron D4N-2187 contact block, allowing for internal core replacement without changing the complete mechanical mounting assembly.

What is the benefit of the separable emergency-stop switch feature on this model?

This design isolates the physical rod mechanical limit tripping from the emergency shutdown circuit actuation, providing distinct control logic paths for process sequencing and safety stop conditions.

How does the C-clamp mounting mechanism assist in field commissioning?

The integrated C-clamp allows for height-adjustable vertical alignment on structural mounting poles, simplifying field alignment with various actuator pathways and conveyor profiles.

View all FAQs →

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  • Standard Delivery: 4–6 business days via DHL, FedEx, and UPS.
  • Express Dispatch: Same-day dispatch for in-stock orders placed before 2:00 PM (GMT+8).
  • Worldwide Coverage: Serving over 150 countries.

Returns & Warranty

  • 30-Day Guarantee: Returns accepted for in-stock products in original, factory-sealed packaging.
  • 12-Month Warranty: Every industrial component is backed by our technical warranty.
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Global Express Shipping

  • Standard Delivery: 4-6 Business Days via DHL, FedEx, and UPS.
  • Express Dispatch: Same-day dispatch for in-stock orders placed before 2:00 PM (GMT+8).
  • Worldwide Coverage: Serving over 150 countries, including rapid delivery to Saudi Arabia and UAE.

Returns & Warranty

  • 30-Day Guarantee: Returns accepted for in-stock products in original, factory-sealed packaging.
  • 12-Month Warranty: Every industrial component is backed by our professional technical warranty.

Orders are processed and delivered Monday-Friday (excluding public holidays).


For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .

TECHNICAL SPECIFICATIONS

Country of origin
Japan

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