NB B112LL-SMK Pizzato Modular prewired switch with metal revolving lever with flexible adjustable rod

NB B112LL-SMK Pizzato Modular prewired switch with metal revolving lever with flexible adjustable rod

Pizzato NBB112LL-SMK modular safety limit switch with metal rotary lever actuator, flexible spring rod, M12 connector, and 1 NO plus 1 NC contacts.

SKU: NBB112LL-SMKAlt SKU: NBB112LLSMKMPN: NB B112LL-SMK
Price
List Price £25.97 ex VAT
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Why Choose the Pizzato NBB112LL-SMK Safety Limit Switch?

The Pizzato NBB112LL-SMK is a high-performance modular safety limit switch with M12 connector interface, designed for accurate position detection and dependable operation in industrial automation systems. Its robust metal housing ensures long-term reliability even in demanding environments.

Part of the flexible Pizzato NB series, this model features a metal revolving lever actuator with an adjustable flexible spring rod, providing excellent tolerance to misalignment and dynamic mechanical movement. This makes it ideal for applications where rigid actuators may experience wear or inconsistent engagement.

With a snap-action switching mechanism and integrated M12 connector, the NBB112LL-SMK enables fast installation, simplified maintenance, and reliable switching performance, making it suitable for safety circuits and industrial machine monitoring.

Key Advantages

  • Heavy-duty metal-bodied safety limit switch for industrial environments.
  • Flexible spring rod actuator compensates for misalignment and mechanical stress.
  • M12 connector interface enables quick installation and replacement.
  • Snap-action contacts ensure precise and repeatable switching.
  • Designed for safety-critical automation systems.
  • High mechanical durability for extended service life.

Key Features

  • Pizzato NB series modular position switch.
  • Metal revolving lever actuator with adjustable flexible rod.
  • Snap-action switching mechanism.
  • 1 NO + 1 NC contact configuration.
  • M12 connector (5-pole, bottom entry).
  • IP67 and IP69K protection rating for harsh environments.
  • Metal housing with 25 mm fixing centres.
  • Suitable for high-reliability industrial automation applications.

Reliable Safety Monitoring for Industrial Machinery

Safety limit switches such as the Pizzato NBB112LL-SMK play a critical role in ensuring machinery operates within safe limits. By detecting movement and position, they enable control systems to initiate shutdown or corrective actions, protecting both personnel and equipment.

The NB series modular design provides flexibility and durability, making it a preferred choice for automation engineers working in environments exposed to vibration, dust, and moisture.

Typical Applications

  • Machine guarding and safety interlock systems.
  • End-of-travel detection on industrial machinery.
  • Conveyor and material handling systems.
  • Packaging and processing equipment.
  • Automation and production lines.
  • Applications requiring flexible actuator tolerance.

Technical Specifications

IP Rating IP67
Series NB Modular Position Switches
Product type Safety limit switch
Actuator type Metal rotary lever with flexible spring rod
Contact configuration 1 NO + 1 NC
Switching mechanism Snap-action
Electrical connection M12 connector (5-pole)
Rated insulation voltage up to 500 V
Thermal current up to 10 A
Protection rating IP67 (EN 60529), IP69K (ISO 20653)
Housing material Metal
Mounting hole spacing 25 mm
Operating temperature approx. minus 25 to plus 80 °C
HS Code 85369095
Contacts 1NO + 1NC
Actuator Type Spring rod / wobble stick
Housing Material Metal
Connection M12 connector

Frequently Asked Questions

What is the Pizzato NBB112LL-SMK used for?

This limit switch is used for position detection and safety monitoring in industrial machinery and automation systems.

What does the SMK version indicate?

The SMK version refers to a built-in M12 connector, allowing quick installation and easy maintenance.

What contact configuration does this model have?

The NBB112LL-SMK features 1 normally open (NO) and 1 normally closed (NC) contacts.

What is the benefit of the spring rod actuator?

The flexible spring rod allows for adaptable actuation and compensates for mechanical misalignment.

Is this switch suitable for harsh environments?

Yes, with IP67 and IP69K protection ratings, it is designed for demanding industrial environments.

Trusted by Industrial Engineers Worldwide

Pizzato modular limit switches are trusted by automation engineers and OEM machine builders for delivering reliable safety performance, flexibility, and long-term durability in industrial environments.

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