FX 551-M2 Pizzato Position switch with roller lever

FX 551-M2 Pizzato Position switch with roller lever

Pizzato FX551-M2 position switch with roller lever actuator, 1NO+1NC snap-action contacts, positive opening and IP67/IP69K protection for industrial automation applications.

SKU: FX551-M2Alt SKU: FX551M2MPN: FX 551-M2
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List Price £12.77 ex VAT
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Why Choose the Pizzato FX551-M2 Position Switch?

The Pizzato FX551-M2 is a robust industrial position (limit) switch engineered for precise and reliable detection of machine movement in automation systems. As part of the trusted Pizzato FX series, it delivers consistent switching performance and long mechanical life in demanding industrial environments.

This model features a durable technopolymer housing with excellent resistance to mechanical stress, dust and moisture. It is equipped with a roller lever actuator with a 20 mm technopolymer roller, ensuring smooth and repeatable actuation in high-cycle applications.

The FX551-M2 incorporates a 1NO + 1NC snap-action contact configuration with positive opening, making it suitable for both control and safety circuits. It also features two M20 × 1.5 conduit entries and IP67 / IP69K protection, ensuring reliable performance even in harsh industrial environments.

Key Advantages

  • Reliable limit switch for industrial position detection.
  • 1NO + 1NC contacts for flexible control and signalling.
  • Positive opening contacts for enhanced safety performance.
  • Snap-action switching for fast and precise response.
  • M20 conduit entries for modern industrial cable glands.
  • IP67 / IP69K protection for harsh environments.

Key Features

  • Pizzato FX series position switch.
  • Roller lever actuator with 20 mm technopolymer roller.
  • 1 normally open + 1 normally closed contact (1NO + 1NC).
  • Snap-action switching mechanism.
  • Positive opening contacts for safety-critical circuits.
  • Technopolymer housing with high mechanical resistance.
  • Two M20 × 1.5 conduit entries.
  • Operating temperature approx. -25 °C to +80 °C.

Reliable Switching for Industrial Automation

Position switches such as the FX551-M2 are essential components in industrial automation systems, enabling machines to detect movement and trigger control actions. The snap-action mechanism ensures rapid switching, improving system responsiveness and operational accuracy.

The positive opening feature ensures contacts are mechanically forced open in fault conditions, making this switch suitable for safety-related applications where dependable performance is critical.

Typical Applications

  • Industrial machinery and automation systems.
  • Conveyor and material handling equipment.
  • Packaging and production lines.
  • Machine position detection and monitoring.
  • Safety circuits and interlocking systems.
  • OEM machine building applications.

Technical Specifications

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Device Type Limit switch
Housing Material Technopolymer
Switching Action Snap action
IP Rating IP67
Contacts 1NO + 1NC
Actuator Type Roller lever
Positive Opening Yes
Connection M20 cable entry
Series FX Series
Product type Position / limit switch
Contact configuration 1NO + 1NC
Contact type Snap action
Positive opening Yes
Actuator type Roller lever with technopolymer roller
Housing material Technopolymer
Conduit entries 2 × M20 × 1.5
Protection rating IP67 (EN 60529), IP69K (ISO 20653)
Operating temperature approx. -25 °C to +80 °C
Mounting type Surface mounting
HS Code 85369095

Frequently Asked Questions

What is the Pizzato FX551-M2 used for?

This switch is used to detect the position of moving machine parts and provide switching signals in industrial automation systems.

What contact configuration does the FX551-M2 have?

The FX551-M2 features 1 normally open and 1 normally closed contact (1NO + 1NC).

What is the difference between FX551 and FX551-M2?

The FX551-M2 version uses M20 conduit entries, making it more suitable for modern cable glands compared to PG-thread versions.

Is it suitable for harsh environments?

Yes, with IP67 and IP69K protection ratings, it is designed for demanding industrial and washdown environments.

What is the operating temperature range?

The device operates within approximately -25 °C to +80 °C.

Trusted by Industrial Engineers Worldwide

Pizzato FX series position switches are widely trusted for their durability, precision and reliable switching performance in demanding industrial automation environments.