Why Choose the Pizzato NAB220AB-DN2W5 Limit Switch?
The Pizzato NAB220AB-DN2W5 is a high-performance modular prewired limit switch, engineered for precise position detection and advanced safety switching in industrial automation systems. As part of the rugged Pizzato NA series, it offers long service life, robust metal construction and dependable operation in harsh industrial environments.
This model features a 2 NO + 2 NC snap-action contact configuration with positive opening, providing maximum redundancy for safety-critical applications. It includes a plunger actuator and a 2 metre PVC cable with W5 configuration, enabling flexible installation and optimised cable routing.
With its multi-contact design and durable housing, the NAB220AB-DN2W5 is ideal for complex automation systems where safety, redundancy and reliability are essential.
Key Advantages
- 2 NO + 2 NC contacts for maximum control flexibility and redundancy.
- Positive opening contacts for enhanced safety compliance.
- DN2W5 prewired cable configuration for flexible installation.
- Snap-action switching for fast and precise response.
- Compact, rugged design with plunger actuator.
- Heavy-duty metal housing for industrial durability.
Key Features
- Pizzato NA series modular prewired limit switch.
- 2 NO + 2 NC snap-action contacts (B22 configuration).
- Positive opening operation for safety circuits.
- Plunger actuator for direct mechanical actuation.
- 2 m PVC cable compliant with IEC 60332-1.
- W5 configuration for optimised cable exit and routing.
- Metal housing with high resistance to impact and wear.
- IP67 / IP69K protection rating for harsh environments.
- 20 mm fixing centres for standard mounting.
Advanced Safety with 2NO + 2NC Configuration
The NAB220AB-DN2W5 provides four independent contacts, enabling advanced safety logic, redundancy and multi-channel monitoring. This makes it ideal for applications requiring dual-channel safety systems or higher safety integrity levels.
Combined with positive opening technology, the switch ensures reliable disconnection even in the event of contact welding or mechanical failure, improving machine safety and operational reliability.
Typical Applications
- Machine guarding and safety interlock systems.
- Industrial conveyors and material handling equipment.
- Packaging and automated production lines.
- High-risk machinery requiring redundant contacts.
- OEM automation systems and control panels.
- Applications requiring multiple switching outputs and flexible cable routing.
