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FM 521 Pizzato Position switch, coil spring with cat’s whisker
Pizzato FM521 position switch with coil spring whisker actuator, 1NO+1NC snap action contacts and IP67 protection for industrial automation applications.
£12.39
Why Choose the Pizzato FM521 Position Switch?
The Pizzato FM521 is a reliable and robust electromechanical position switch designed for accurate detection of movement and end-of-travel conditions in industrial automation systems. As part of the proven Pizzato FM series, it offers dependable performance and long mechanical life in demanding applications.
This model features a coil spring actuator with cat’s whisker tip, enabling flexible and highly sensitive actuation even in applications with alignment variation or vibration. Its metal housing construction ensures excellent resistance to mechanical stress and harsh industrial environments.
Equipped with a 1 normally open (NO) and 1 normally closed (NC) snap-action contact configuration, the FM521 provides fast and precise switching performance. Combined with a PG13.5 conduit entry and IP67 protection rating, it is suitable for use in environments exposed to dust, moisture and contaminants.
Key Advantages
- Reliable industrial position detection switch for automation systems.
- Flexible coil spring whisker actuator for accurate and tolerant triggering.
- 1NO + 1NC snap-action contacts for fast switching.
- IP67 protection rating for harsh industrial environments.
- Durable metal housing for long service life.
- Standard PG13.5 conduit entry for easy installation.
Key Features
- Pizzato FM series position switch.
- Coil spring actuator with cat’s whisker.
- 1NO + 1NC contact configuration.
- Snap-action switching mechanism.
- Metal housing with high mechanical strength.
- PG13.5 threaded conduit entry.
- IP67 protection rating according to EN 60529.
- External gasket for enhanced sealing performance.
Reliable Detection for Industrial Machinery
The FM521 position switch is designed to detect motion, monitor position and control end-of-travel conditions in industrial equipment. Its flexible actuator compensates for mechanical tolerances, helping reduce wear while maintaining accurate and repeatable switching performance.
Its snap-action contacts provide fast response and high reliability, making it suitable for both control signalling and safety-related applications.
Typical Applications
- End-of-travel detection in industrial machinery.
- Conveyor and material handling systems.
- Packaging and processing equipment.
- Automated production lines.
- Machine safety and interlocking systems.
- OEM machinery and automation integration.
Technical Specifications
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| Device Type | Limit switch | |
|---|---|---|
| IP Rating | IP67 | |
| Contacts | 1NO + 1NC | |
| Actuator Type | Spring rod / wobble stick | |
| Housing Material | Metal | |
| Connection | PG13.5 cable entry | |
| Series | FM Series | |
| Product type | Position / limit switch | |
| Contact configuration | 1 NO + 1 NC | |
| Switching mechanism | Snap action | |
| Actuator type | Coil spring with whisker tip | |
| Housing material | Metal | |
| Cable entry | PG13.5 threaded conduit | |
| Protection rating | IP67 | |
| Rated current | up to 10 A | |
| Rated voltage | up to 500 V AC / 250 V DC | |
| Mounting type | Machine / panel mounting | |
| Operating temperature | approx. -25 to +80 °C | |
| Operating principle | Mechanical position detection | |
| HS Code | 85369095 |
Frequently Asked Questions
What is the Pizzato FM521 used for?
This switch is used to detect movement, position or end-of-travel conditions in industrial machinery and automation systems.
What contact configuration does it have?
The FM521 features 1 normally open and 1 normally closed contact with snap-action switching.
What actuator type is fitted?
It uses a coil spring actuator with whisker tip, allowing flexible actuation even with alignment variation.
Is it suitable for harsh industrial environments?
Yes, the switch has an IP67 protection rating and metal housing for reliable use in demanding industrial conditions.
What cable entry does this model use?
The device includes a PG13.5 threaded conduit entry for standard industrial wiring.
Trusted by Industrial Automation Engineers
Pizzato FM series position switches are trusted worldwide for their durability, precision and consistent performance in industrial automation and safety applications.
