Eaton Limit switch - LS-S11/RL Lever IP66, IP67

The Eaton LS-S11/RL is a versatile limit switch designed for industrial applications, offering rob...

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Product Information

Full details

The Eaton LS-S11/RL is a robust limit switch designed for demanding industrial environments. It offers reliable operation and protection against dust and water ingress, making it ideal for automation and control systems. A key benefit is its high durability, capable of 8 million cycles, though its specific slow-acting switching function may not suit all high-speed applications.

All features

SeriesEaton Moeller
Model Part Number106789
BrandEaton

Extended Product Information

FAQs

What is the maximum voltage and current the LS-S11/RL can handle?

The switch has a maximum switching voltage of 400V and a maximum switching current of 6A (for AC-15 applications).

How many cycles is this limit switch rated for?

The Eaton LS-S11/RL is rated for a mechanical durability of 8 million cycles.

Is this switch suitable for outdoor use?

Yes, with its IP66 and IP67 ratings, it offers excellent protection against dust and water ingress, making it suitable for many outdoor industrial applications.

What type of switching action does it have?

It features a slow-acting switching function.

Can I use this switch in very cold or hot environments?

The switch is designed to operate within a wide temperature range of -25°C to +70°C.

What kind of contacts does the switch have?

It is equipped with one maker (normally open) and one breaker (normally closed) contact.

How durable is the housing?

The housing is made of durable plastic, designed to withstand typical industrial impacts and environmental conditions.

Troubleshooting

Switch not activating when lever is pressed.

Verify that the lever is being actuated correctly and with sufficient force. Check for obstructions preventing full lever movement. Inspect wiring connections to ensure they are secure and correct for the intended circuit (maker/breaker).

Intermittent contact or unreliable signal.

Check for excessive vibration or shock which might be affecting the switch mechanism. Ensure electrical connections are clean and tight. If the switch has been subjected to harsh chemicals or extreme temperatures beyond its rating, it may have suffered internal damage and require replacement.

Switch remains in actuated state after lever is released.

The lever mechanism might be sticking due to dirt, damage, or internal failure. Ensure the lever returns fully to its rest position. If the issue persists, the switch may need replacement.

Pros and Cons

Pros

  • Excellent ingress protection (IP66/IP67) for harsh environments.
  • High mechanical durability for long service life.
  • Wide operating temperature range suitable for many industrial settings.
  • Robust plastic housing provides good impact resistance.
  • Versatile lever operation for easy integration.

Cons

  • Slow-acting switching may not be suitable for high-speed applications.
  • Maximum switching current of 6A limits use in high-power circuits.
  • Specific contact configuration (1 maker, 1 breaker) might require adaptation for certain control logic.

Setup, Compatibility & Care

Setup: Mount the limit switch securely to a stable surface using appropriate hardware. Ensure the lever actuator is aligned to be reliably actuated by the moving part of the machinery. Connect the electrical wiring to the designated terminals, observing proper electrical safety procedures and ensuring compliance with local codes. The switch is designed for panel mounting.

Compatibility: The Eaton LS-S11/RL is compatible with AC and DC control circuits within its specified voltage and current ratings (400V max switching voltage, 6A max switching current). It features one maker (NO) and one breaker (NC) contact, providing flexibility in control logic design.

Care: Regularly inspect the switch for any physical damage or debris accumulation. While the housing is durable, extreme impacts should be avoided. Ensure the lever mechanism moves freely. Cleaning can be done with a dry or slightly damp cloth; avoid abrasive cleaners or solvents that could damage the plastic housing or seals. Periodically check electrical connections for tightness and corrosion.

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