Why Choose the Pizzato NAG220AC-DN2 Limit Switch?
The Pizzato NAG220AC-DN2 is a heavy-duty modular prewired limit switch designed for precise position detection and advanced safety switching in industrial automation systems. As part of the robust Pizzato NA series, it delivers long mechanical life, rugged metal construction and consistent performance in demanding environments.
This model features a 2 NO + 2 NC snap-action contact configuration with positive opening, providing maximum redundancy for safety-critical circuits. It is equipped with a long plunger actuator (AC variant) and a 2 metre PVC cable (DN2), combining extended actuation tolerance with straightforward installation.
With its multi-contact design and durable housing, the NAG220AC-DN2 is ideal for industrial systems where reliability, redundancy and safety compliance are essential.
Key Features
- Pizzato NA series modular prewired limit switch.
- 2 NO + 2 NC snap-action contacts (B22 configuration).
- Positive opening operation for safety circuits.
- Long plunger actuator (AC) for extended actuation travel.
- 2 m PVC cable (DN2) for simple installation.
- Metal housing for high durability and mechanical strength.
- IP67 / IP69K protection rating for harsh industrial environments.
- 20 mm fixing centres for standard mounting.
Maximum Redundancy for Safety Circuits
The 2 NO + 2 NC configuration provides high redundancy and flexibility, making this switch suitable for complex safety circuits and multi-channel monitoring systems. It enables both control signalling and continuous safety loop monitoring within a single device.
Combined with positive opening technology, the switch ensures reliable mechanical separation of contacts even in fault conditions such as contact welding, significantly improving overall machine safety.
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.
