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FR 693-DK21 Pizzato Safety switch with separate actuator
Pizzato FR693-DK21 safety switch with keyed actuator, featuring 1 NO + 1 NC slow action contacts, positive opening and IP67/IP69K protection for industrial safety applications.
£16.07
Why Choose the Pizzato FR693-DK21 Safety Switch?
The Pizzato FR693-DK21 is a dependable safety interlock switch with separate actuator, designed for machine guarding and industrial automation systems. As part of the proven Pizzato FR 693 series, it ensures safe monitoring of protective doors and access points, helping prevent hazardous machine operation.
Built with a durable technopolymer housing, this switch offers excellent resistance to mechanical stress, vibration and harsh industrial environments. Its compact construction allows easy integration into machinery and control panels, delivering long-term reliability in demanding applications.
The FR693-DK21 features a 1 NO + 1 NC slow action contact configuration with positive opening on the NC contact, ensuring safe disconnection under fault conditions. This variant includes a keyed actuator (K21 type), providing precise positioning and dependable performance in industrial safety circuits.
Key Advantages
- Reliable safety interlock switch for machine guarding.
- 1 NO + 1 NC slow action contacts for dependable monitoring.
- Positive opening NC contact for enhanced safety protection.
- Supplied with keyed actuator (K21 type) for accurate positioning.
- Durable technopolymer housing for industrial environments.
- IP67 / IP69K protection against dust and water ingress.
Key Features
- Pizzato FR 693 series safety switch.
- 1 NO + 1 NC contact configuration.
- Slow action switching mechanism.
- Positive opening contacts for safety circuits.
- Keyed actuator included (K21 type).
- PG13.5 threaded conduit entry for secure wiring.
- Technopolymer enclosure for durability.
- Operating temperature: approx. -25°C to +80°C.
Industrial Safety and Machine Protection
Safety switches such as the Pizzato FR693-DK21 are essential components in machine safety systems. They detect guard openings and interrupt control circuits, preventing hazardous machine operation and ensuring operator safety.
The FR 693 series is widely used across industrial automation environments where durability, reliability and compliance with international safety standards are critical requirements.
Typical Applications
- Machine guard doors and protective enclosures.
- Industrial automation and production lines.
- Packaging and assembly machinery.
- Robotic systems and safety circuits.
- Conveyor and material handling systems.
- OEM machinery and industrial safety systems.
Technical Specifications
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| Housing Material | Technopolymer | |
|---|---|---|
| Connection | Cable entry PG13.5 | |
| Device Type | Guard-locking switch | |
| Product Series | Pizzato FR | |
| IP Rating | IP67 | |
| Contacts | 1NO + 1NC | |
| Safety Switch Type | Tongue interlock | |
| Series | FR 693 Series | |
| Product type | Safety switch with separate actuator | |
| Contact configuration | 1 NO + 1 NC | |
| Switching action | Slow action | |
| Positive opening | Yes (NC contact) | |
| Rated thermal current (Ith) | approx. 6–10 A | |
| Rated insulation voltage (Ui) | approx. 250–400 V AC | |
| Electrical connection | PG13.5 threaded conduit entry | |
| Housing material | Technopolymer | |
| Protection rating | IP67 / IP69K | |
| Actuator type | Keyed actuator (K21) | |
| Mechanical durability | approx. 1,000,000 cycles | |
| Operating temperature | -25°C to +80°C | |
| Standards | EN ISO 14119, IEC 60947-5-1, EN 60204-1 | |
| HS Code | 85369095 |
Frequently Asked Questions
What is the Pizzato FR693-DK21 used for?
This device is used as a safety interlock switch to monitor guard doors and stop machines when access points are opened.
Does this switch include an actuator?
Yes, the FR693-DK21 is supplied with a keyed actuator (K21 type).
What type of contacts does it have?
It features 1 normally open and 1 normally closed contact with slow action and positive opening.
What protection rating does it offer?
The switch provides IP67 and IP69K protection, suitable for harsh industrial environments.
What is the operating temperature range?
The device operates reliably between -25°C and +80°C.
Trusted by Industrial Automation Engineers
Pizzato FR series safety switches are trusted worldwide for reliable guard monitoring, robust construction and compliance with modern machinery safety standards.
