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FX 21A4-M2 Pizzato Position switch with plunger, external gasket and roller
Pizzato FX21A4-M2 position limit switch with plunger actuator and roller, technopolymer housing, IP67 protection and 3 NC contacts with positive opening for industrial safety and automation.
£12.52
Why Choose the Pizzato FX21A4-M2 Position Limit Switch?
The Pizzato FX21A4-M2 is a heavy-duty industrial position limit switch designed for precise detection and safe control of mechanical movement in automation systems. As part of the reliable Pizzato FX series, it delivers consistent switching performance and long operational life in demanding industrial environments.
This model is equipped with a plunger actuator with external gasket and roller, ensuring smooth and repeatable actuation even under continuous mechanical stress. Its robust technopolymer housing offers excellent resistance to vibration, wear and environmental exposure, making it ideal for harsh industrial applications.
Featuring a 3 NC slow-action contact configuration with integrated positive opening operation, the FX21A4-M2 is particularly suited for safety-related applications, enabling reliable machine shutdown and secure interlocking in automation systems.
Key Advantages
- Reliable limit switch for industrial safety and position detection.
- 3 NC contacts ideal for safety circuits and fail-safe systems.
- Positive opening operation for enhanced safety compliance.
- Plunger actuator with roller for smooth and accurate actuation.
- Durable technopolymer housing for long service life.
- IP67 protection rating for resistance to dust and moisture.
Key Features
- Pizzato FX series position switch.
- Model: FX21A4-M2
- Actuator type: Plunger with external gasket and roller.
- Contact configuration: 3 NC slow action.
- Positive opening operation compliant with EN 60947-5-1.
- Housing material: Technopolymer.
- Conduit entries: 2 × M20 × 1.5.
- Contact material: Silver contacts.
Reliable Position Detection and Machine Safety
Limit switches such as the Pizzato FX21A4-M2 are critical components in industrial safety systems. They monitor the position of moving parts and provide accurate feedback to control systems, ensuring machines operate safely and efficiently.
With its positive opening contacts and rugged construction, the FX21A4-M2 is particularly suited for safety circuits and interlocking systems where fail-safe performance is essential. Its sealed design ensures reliable operation in dusty, humid and vibration-prone environments.
Typical Applications
- Machine safety and interlocking systems.
- Industrial automation and control systems.
- Conveyor and material handling equipment.
- Packaging and processing machinery.
- Position monitoring of moving mechanical parts.
- OEM machinery and production lines.
Technical Specifications
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| Device Type | Limit switch | |
|---|---|---|
| Housing Material | Technopolymer | |
| Switching Action | Slow action | |
| IP Rating | IP67 | |
| Actuator Type | Roller plunger | |
| Positive Opening | Yes | |
| Connection | M20 cable entry | |
| Series | FX Series | |
| Product type | Position / safety limit switch | |
| Actuator | Plunger with external gasket and roller | |
| Contact type | 3 NC slow action | |
| Positive opening | Yes | |
| Housing | Technopolymer | |
| Protection rating | IP67 | |
| Conduit entries | 2 × M20 × 1.5 | |
| Operating temperature | approx. −25 °C to +80 °C | |
| Contact material | Silver | |
| Mounting type | Machine / panel mounting | |
| HS Code | 85369095 |
Frequently Asked Questions
What is the Pizzato FX21A4-M2 used for?
This limit switch is used for position detection and safety monitoring in industrial machinery and automation systems.
What contact configuration does it have?
The FX21A4-M2 features 3 normally closed slow-action contacts, making it ideal for safety applications.
What does positive opening mean?
Positive opening ensures that safety contacts are mechanically forced open, improving reliability in safety circuits.
Is it suitable for harsh environments?
Yes, with an IP67 rating and durable housing, it performs reliably in demanding industrial conditions.
What is the operating temperature range?
The switch typically operates between approximately −25 °C and +80 °C.
Trusted by Industrial Automation Professionals
Pizzato FX series limit switches are widely trusted for their durability, precision and consistent performance in industrial automation and machine safety applications.
