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NB B220AB-DN2 Pizzato Modular prewired switch with plunger
Pizzato NBB220AB-DN2 safety limit switch with metal housing, plunger actuator, 2 NO and 2 NC contacts, positive opening mechanism and 2 m PVC cable for industrial safety applications.
£26.64
Why Choose the Pizzato NBB220AB-DN2 Safety Limit Switch?
The Pizzato NBB220AB-DN2 is a heavy-duty safety limit switch designed for advanced position monitoring and reliable machine safety interlocking in industrial automation systems. As part of the modular Pizzato NB series, it delivers high performance, flexibility and durability in demanding environments.
Manufactured with a robust metal housing, this switch provides excellent resistance to mechanical stress, vibration and harsh industrial conditions. It is ideally suited for machine guarding and automation applications where precise detection and long service life are critical.
The NBB220AB-DN2 features a plunger actuator and a snap-action contact mechanism with positive opening operation, ensuring dependable disconnection in safety circuits. This version includes a pre-wired PVC cable (approx. 2 m), simplifying installation and reducing wiring time.
Key Advantages
- Heavy-duty metal housing for enhanced durability.
- Positive opening contacts for safety-critical applications.
- 2 m pre-wired cable for quick installation.
- High contact redundancy with multiple outputs.
- Compact modular design for flexible integration.
- Long mechanical life for reduced maintenance.
Key Features
- Pizzato NB series modular safety limit switch.
- Plunger actuator for linear position detection.
- 2 NO + 2 NC contact configuration for high safety redundancy.
- Snap-action switching mechanism.
- Positive opening operation compliant with EN 60947-5-1.
- IP67 and IP69K protection rating for harsh environments.
- Metal housing with approx. 25 mm fixing centres.
- PVC cable connection (2 m).
Designed for High-Safety Industrial Systems
The Pizzato NBB220AB-DN2 is engineered to monitor machine positions and provide reliable feedback for safety circuits. Its 2 NO + 2 NC contact configuration allows multiple control signals and redundancy, making it ideal for systems requiring higher safety integrity levels.
The positive opening mechanism ensures safe contact separation even under fault conditions, supporting compliance with modern industrial safety standards and improving overall system reliability.
Typical Applications
- Machine guarding and safety interlocking systems.
- Industrial automation and control systems.
- Position monitoring of machinery and moving parts.
- Packaging and production equipment.
- Conveyor and material handling systems.
- OEM machinery requiring redundant safety signals.
Technical Specifications
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| Device Type | Limit switch | |
|---|---|---|
| Switching Action | Snap action | |
| IP Rating | IP67 | |
| Contacts | 2NO + 2NC | |
| Actuator Type | Plunger | |
| Housing Material | Metal | |
| Connection | Pre-wired cable | |
| Series | NB Series | |
| Product type | Safety limit switch | |
| Contact configuration | 2 NO + 2 NC | |
| Contact type | Snap action with positive opening | |
| Actuator type | Plunger | |
| Rated insulation voltage | 250–300 V | |
| Thermal current | up to 10 A | |
| Protection rating | IP67 / IP69K | |
| Housing material | Metal | |
| Mechanical life | >10 million operations | |
| Operating temperature | approx. -25 to +80 °C | |
| Connection type | Pre-wired PVC cable (approx. 2 m) | |
| Mounting type | Surface mounting | |
| HS Code | 85369095 |
Frequently Asked Questions
What is the Pizzato NBB220AB-DN2 used for?
This switch is used for position detection and safety monitoring in industrial machinery and automation systems.
What contact configuration does this model have?
The NBB220AB-DN2 features 2 normally open (NO) and 2 normally closed (NC) contacts for increased redundancy.
What type of actuator does it use?
This model uses a plunger actuator for precise linear position detection.
What connection type does this version use?
It uses a pre-wired PVC cable, typically around 2 metres long.
Is it suitable for safety applications?
Yes, it includes a positive opening mechanism compliant with industrial safety standards.
Trusted by Industrial Engineers Worldwide
Pizzato safety limit switches are trusted globally for their robust construction, high reliability and compliance with modern industrial safety requirements.
