Pizzato FM631-W3 position limit switch with roller lever actuator, 1 NO + 1 NC slow-action contacts and W3 reset device for industrial automation and safety control.
£20.57
The Pizzato FM631-W3 is a robust position limit switch with roller lever and reset device, designed for accurate position detection and reliable control in industrial automation systems. As part of the durable Pizzato FM series, it delivers consistent performance in demanding operating environments.
Constructed with a rugged metal housing, the FM631-W3 is engineered for long service life under harsh industrial conditions. Its roller lever actuator with 18 mm technopolymer roller ensures smooth mechanical interaction with moving parts, reducing wear while maintaining precise switching accuracy.
This model includes a W3 reset device, ensuring synchronised operation between the actuator and contact block. Combined with slow-action contacts and positive opening functionality, it is well suited to safety and control applications requiring dependable switching and controlled signal transitions.
The Pizzato FM631-W3 is designed to detect the position of moving machine components and provide stable feedback to control systems. The integrated reset device ensures coordinated switching between actuator and contacts, improving reliability and operational precision in automation systems.
Its slow-action switching behaviour makes it particularly suitable for applications where controlled signal transitions are required, helping reduce unwanted switching and improving system stability.
| IP Rating | IP67 |
|---|---|
| Series | FM Series |
| Product type | Position / safety limit switch with reset device |
| Contact configuration | 1 NO + 1 NC |
| Switching action | Slow-action contacts |
| Actuator type | Roller lever (18 mm roller) |
| Reset mechanism | W3 integrated reset device |
| Housing material | Metal |
| Protection rating | IP67 (EN 60529) |
| Positive opening | Yes |
| Cable entry | PG13.5 threaded conduit |
| Mounting type | Surface mounting |
| Standards | EN 60947-5-1 |
| HS Code | 85369095 |
This switch is used to detect the position of moving machine components and provide controlled switching signals with a reset mechanism.
The W3 reset device synchronises actuator movement with contact switching, improving switching accuracy and reliability.
The FM631-W3 features 1 normally open (NO) and 1 normally closed (NC) contact.
It uses a roller lever actuator with an 18 mm technopolymer roller for smooth operation.
Yes, the metal housing and IP67 protection rating make it suitable for demanding industrial environments.
Pizzato FM series switches are widely trusted in industrial automation for their durability, precision and reliable performance in demanding applications.
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...