FM 21A5-M2 Pizzato Position switch with one-way roller, external gasket

FM 21A5-M2 Pizzato Position switch with one-way roller, external gasket

Pizzato FM21A5-M2 safety limit switch with one-way roller actuator, metal housing and three NC positive opening contacts for industrial machine safety and position detection.

SKU: FM21A5-M2Alt SKU: FM21A5M2MPN: FM 21A5-M2
Price
List Price £17.52 ex VAT
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Why Choose the Pizzato FM21A5-M2 Safety Limit Switch?

The Pizzato FM21A5-M2 is a heavy-duty safety limit switch with one-way roller actuator, designed for precise position detection and dependable machine safety in demanding industrial environments. As part of the proven Pizzato FM series, it delivers robust performance in safety-critical applications requiring durability and reliability.

This model features a one-way roller lever actuator, allowing controlled actuation from a defined direction. This reduces mechanical wear and ensures consistent triggering when interacting with moving parts such as cams and conveyors. Its metal housing with external gasket provides strong protection against dust, moisture and mechanical stress, making it ideal for harsh environments.

Equipped with positive opening NC safety contacts and slow action switching, the FM21A5-M2 ensures reliable disconnection in emergency situations. It is engineered for integration into safety circuits, helping to protect both machinery and operators in industrial automation systems.

Key Advantages

  • Heavy-duty safety limit switch with one-way roller actuator.
  • Positive opening contacts for enhanced safety reliability.
  • Directional actuation reduces wear and improves longevity.
  • Rugged metal housing with external gasket for harsh environments.
  • Reliable operation in continuous industrial applications.
  • Seamless integration into safety and control systems.

Key Features

  • Pizzato FM series industrial position switch.
  • One-way roller actuator for directional triggering.
  • 3 normally closed (NC) safety contacts.
  • Slow action switching with spaced contacts.
  • Metal housing with external gasket.
  • M20 × 1.5 conduit entry for standard industrial wiring.
  • High mechanical endurance for repeated switching cycles.

Engineered for Maximum Safety Redundancy

The FM21A5-M2 is designed for applications requiring multiple safety contacts. With three normally closed contacts, it provides enhanced redundancy and monitoring capability, making it ideal for advanced safety circuits and high-risk machinery.

Pizzato FM series switches are widely used in industrial automation due to their durability, precision and compliance with international safety standards, making them a trusted choice for machine builders and safety engineers.

Typical Applications

  • Machine guarding and safety interlock systems.
  • Conveyor systems with directional movement.
  • High-redundancy safety circuits.
  • Position detection in industrial machinery.
  • Packaging and processing equipment.
  • OEM machine building and automation systems.

Technical Specifications

IP Rating IP67
Series FM Series
Product type Safety limit / position switch
Contact configuration 3 NC (slow action)
Safety function Positive opening operation
Actuator type One-way roller lever
Rated insulation voltage up to 500 V AC
Thermal current up to 10 A
Protection rating IP67
Housing material Metal housing with external gasket
Cable entry M20 × 1.5 (no cable gland supplied)
Operating temperature approx. -25 to +80 °C
Mounting type Surface mounting
Standards compliance IEC / EN 60947-5-1, ISO 13849 compatible
HS Code 85369095
Contacts 3NC
Actuator Type Roller lever
Housing Material Metal
Connection M20 cable entry

Frequently Asked Questions

What is the Pizzato FM21A5-M2 used for?

This switch is used for safety monitoring and position detection in industrial machinery, especially in applications requiring multiple safety contacts.

What is a one-way roller actuator?

A one-way roller allows actuation from a single direction, reducing wear and ensuring reliable operation in controlled motion systems.

What contact configuration does it have?

The FM21A5-M2 features three normally closed safety contacts with slow action switching.

Is this switch suitable for harsh environments?

Yes, its metal housing and IP67 protection rating make it suitable for demanding industrial conditions.

Does it include a cable gland?

No, the switch includes an M20 × 1.5 entry but does not come with a cable gland or connector.

Trusted by Industrial Engineers

Pizzato FM series safety switches are trusted worldwide for their robust construction, precise actuation and dependable performance in safety-critical industrial applications.

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