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NA B020BB-DN2 Pizzato Modular prewired switch with roller plunger
Pizzato NAB020BB-DN2 modular prewired limit switch with 2 NC contacts, roller plunger actuator and 2 m cable for industrial automation.
£20.68
Why Choose the Pizzato NAB020BB-DN2 Limit Switch?
The Pizzato NAB020BB-DN2 is a compact and reliable modular prewired limit switch designed for precise position detection and safe switching in industrial automation systems. As part of the proven Pizzato NA series, it features a robust metal housing, long mechanical life and dependable operation in demanding industrial environments.
This model is equipped with a 2 NC snap-action contact configuration with positive opening, making it ideal for safety circuits requiring normally closed monitoring. It incorporates a roller plunger actuator (BB variant) and a 2 metre PVC prewired cable (DN2), allowing fast installation and reliable electrical connection.
With its sealed construction and roller plunger design, the NAB020BB-DN2 ensures smooth actuation and high durability in industrial environments exposed to dust, moisture and vibration.
Key Advantages
- Compact limit switch for industrial automation and safety applications.
- 2 NC contact configuration for safety monitoring circuits.
- Positive opening contacts for fail-safe operation.
- Roller plunger actuator reduces mechanical wear and ensures smooth triggering.
- 2 m prewired cable for quick installation.
- Reliable performance in harsh industrial environments.
Key Features
- Pizzato NA modular limit switch series.
- 2 NC snap-action contacts.
- Positive opening safety mechanism.
- BB roller plunger actuator.
- 2 m PVC cable (DN2).
- IP67 / IP69K protection rating.
- Metal housing construction.
- 20 mm fixing centres for standard mounting.
Smooth Actuation with Roller Plunger Design
The roller plunger actuator reduces friction and wear during operation, ensuring consistent switching performance and extended mechanical life. This makes it particularly suitable for applications with frequent actuation or moving mechanical parts.
Combined with positive opening contacts, the switch guarantees reliable disconnection even in fault conditions, enhancing overall machine safety.
Typical Applications
- Machine guarding and safety interlock systems.
- Industrial conveyors and material handling equipment.
- Packaging and automated production lines.
- Position detection in moving machinery.
- OEM automation systems.
- Harsh environment installations with dust or moisture exposure.
Technical Specifications
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| Device Type | Limit switch | |
|---|---|---|
| Switching Action | Snap action | |
| IP Rating | IP67 | |
| Contacts | 2NC | |
| Actuator Type | Roller plunger | |
| Housing Material | Metal | |
| Positive Opening | Yes | |
| Connection | Pre-wired cable | |
| Series | NA Limit Switches | |
| Product type | Modular prewired limit switch | |
| Contact configuration | 2 NC | |
| Contact type | Snap-action | |
| Positive opening | Yes | |
| Actuator type | Roller plunger | |
| Connection type | Prewired cable | |
| Cable length | 2 m | |
| Protection rating | IP67 / IP69K | |
| Mounting | Panel / machine mounting | |
| Housing material | Metal | |
| Rated current | up to 10 A | |
| Rated voltage | up to 250 V AC / DC | |
| HS Code | 85369095 |
Frequently Asked Questions
What is the Pizzato NAB020BB-DN2 used for?
This limit switch is used for position detection and safety monitoring in industrial automation systems.
What contact configuration does this switch have?
It features a 2 NC snap-action contact configuration.
What does DN2 indicate?
DN2 refers to a 2 metre prewired cable for flexible installation.
What is the benefit of a roller plunger actuator?
The roller reduces friction and wear, improving durability and ensuring smooth actuation.
Is it suitable for harsh environments?
Yes, its sealed metal housing and high IP rating make it suitable for demanding industrial conditions.
Trusted by Automation Engineers Worldwide
Pizzato NA series limit switches are widely trusted for their durability, safety compliance and consistent performance in industrial automation systems.
