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FD 1633-M2 Pizzato Position switch with adjustable square rod lever
Pizzato FD1633-M2 industrial position switch with adjustable square rod lever actuator and 2NC slow-action independent contacts designed for machine automation applications.
£20.39
Why Choose the Pizzato FD1633-M2 Position Limit Switch?
The Pizzato FD1633-M2 is a heavy-duty position limit switch with adjustable square rod lever, designed for precise motion detection and dependable switching in industrial automation and safety systems. As part of the durable Pizzato FD series, it delivers long service life and consistent performance in demanding environments.
Constructed with a rugged metal housing and an M20 × 1.5 threaded conduit entry, the FD1633-M2 ensures secure installation and excellent resistance to vibration, dust and moisture. Its adjustable stainless steel square rod lever enables accurate alignment and repeatable actuation across conveyors, machinery and automated production lines.
This model features a 2 normally closed (NC) slow-action contact configuration, providing stable switching and fail-safe operation in safety circuits. The slow-action mechanism ensures controlled electrical transitions, making it ideal for applications requiring consistent and reliable signal behaviour.
Key Advantages
- Heavy-duty metal housing for harsh industrial environments.
- M20 threaded conduit entry for standard cable gland installation.
- 2 NC slow-action contacts for safety and monitoring circuits.
- Fail-safe switching behaviour using normally closed contacts.
- Adjustable square rod lever actuator for precise positioning.
- IP67 protection rating for dust and water ingress protection.
Key Features
- Pizzato FD series position switch.
- Adjustable stainless steel square rod lever actuator.
- 2 normally closed (NC) contacts.
- Slow-action switching mechanism.
- Metal housing with industrial-grade durability.
- M20 × 1.5 threaded conduit entry.
- No cable gland or connector supplied.
- Silver contacts for reliable electrical conductivity.
- IP67 rated enclosure.
Fail-Safe Motion Detection for Safety Circuits
The FD1633-M2 is designed to deliver accurate and repeatable position feedback in industrial machinery. Its square rod lever ensures stable actuation, making it suitable for demanding automation environments.
With its dual normally closed contact configuration, the switch supports fail-safe operation by opening the circuit upon actuation or fault. This behaviour is essential in safety-critical systems and aligns with established safety standards for industrial machinery.
Typical Applications
- Machine safety circuits and interlocking systems.
- Industrial conveyors and material handling systems.
- Packaging and processing machinery.
- End-of-travel and position monitoring.
- Automated production lines.
- Safety-critical industrial control applications.
Technical Specifications
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| Device Type | Limit switch | |
|---|---|---|
| Switching Action | Slow action | |
| IP Rating | IP67 | |
| Contacts | 2NC | |
| Actuator Type | Rod lever | |
| Housing Material | Metal | |
| Connection | M20 cable entry | |
| Series | FD Series | |
| Product type | Position / limit switch | |
| Contact configuration | 2 NC (slow-action) | |
| Actuator type | Adjustable square rod lever | |
| Housing | Metal | |
| Connection | M20 × 1.5 threaded entry | |
| Protection rating | IP67 | |
| Operating temperature | approx. minus 25 to plus 80 °C | |
| Mechanical durability | approx. 20 million operations | |
| Standards | IEC 60947-5-1, EN 60529 | |
| HS Code | 85369095 |
Frequently Asked Questions
What is the Pizzato FD1633-M2 used for?
The FD1633-M2 is used for detecting position and movement in industrial machinery, particularly in safety circuits using normally closed contacts.
What contact configuration does this switch have?
This model features 2 normally closed (NC) slow-action contacts.
Why use normally closed contacts in safety circuits?
Normally closed contacts ensure the circuit opens on actuation or fault, improving safety and fault detection.
What is the difference between FD1633 and FD1633-M2?
The FD1633-M2 version includes an M20 threaded conduit entry, while the standard FD1633 uses a PG13.5 entry.
Is it suitable for harsh environments?
Yes, the metal housing and IP67 rating ensure reliable operation in environments with dust, moisture and mechanical stress.
Trusted by Industrial Engineers Worldwide
Pizzato FD series switches are widely trusted for their robust construction, precision engineering and dependable performance in industrial automation and safety-critical applications.
