FK 3401-W3 Pizzato Position switch with short piston plunger and reset device

FK 3401-W3 Pizzato Position switch with short piston plunger and reset device

Pizzato FK3401-W3 FK series position switch with short piston plunger, W3 reset device, 2NC slow-action contacts, positive opening and a PG11 cable entry for industrial machine position monitoring.

SKU: FK3401-W3Alt SKU: FK3401W3MPN: FK 3401-W3
Price
List Price £13.66 ex VAT
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Why Choose the Pizzato FK3401-W3 Position Switch?

The Pizzato FK3401-W3 is a compact and reliable industrial position switch with short piston plunger and reset device, designed for mechanical position detection and safety-related machine control applications. As part of the Pizzato FK series, it combines a durable technopolymer housing with a 2NC slow-action contact block and positive opening operation.

The integrated W3 reset device is positioned between the switch body and actuator head and enables simultaneous operation of the actuator and contact block. The reset module can be rotated independently from the actuator head, providing greater installation flexibility while allowing slow-action contacts to be used effectively in machine monitoring applications.

With 2NC slow-action contacts, a short piston plunger and robust environmental protection, the FK3401-W3 is suitable for machinery, conveyors, production equipment and automated systems. Its technopolymer enclosure incorporates a PG11 threaded cable entry, while protection ratings of IP67 and IP69K help provide dependable operation in demanding industrial environments.

Key Advantages

  • Compact industrial position switch with integrated reset device.
  • 2NC slow-action contacts for reliable machine monitoring.
  • Positive opening operation suitable for safety-related applications.
  • Short piston plunger provides direct mechanical position detection.
  • W3 reset module can be rotated independently from the actuator head for installation flexibility.
  • Durable technopolymer housing designed for industrial environments.
  • IP67 and IP69K protection for demanding operating conditions.
  • Reset mechanism designed for a mechanical endurance of up to 1 million operating cycles.

Key Features

  • Pizzato FK series position switch.
  • Short piston plunger actuator.
  • Integrated W3 reset device.
  • 2NC slow-action contact block.
  • B34 contact block.
  • Positive-opening contact operation.
  • Standard actuating force configuration.
  • 4.5 N minimum actuating force.
  • Technopolymer switch housing.
  • PG11 threaded cable entry.
  • IP67 protection according to EN 60529.
  • IP69K protection according to ISO 20653.

Reliable Position Detection with Reset Functionality

Mechanical position switches such as the Pizzato FK3401-W3 detect the movement or position of machine components through direct physical actuation. Movement of the short piston plunger operates the reset mechanism and internal contacts, allowing a control or safety circuit to identify when a defined mechanical position has been reached.

The W3 reset system is designed to provide simultaneous actuator and contact block operation. Because the reset module can rotate independently from the actuator head, the switch offers flexible positioning during machine installation while retaining the dependable positive-opening characteristics required for industrial machine monitoring.

Typical Applications

  • Industrial machine position monitoring.
  • Machine safety and control circuits.
  • Conveyor and material handling equipment.
  • Packaging and production machinery.
  • Automated assembly systems.
  • Machine tools and manufacturing equipment.
  • End-of-travel and mechanical position detection.
  • OEM machinery and industrial automation systems.

Technical Specifications

HS Code 85369095
Manufacturer Pizzato Elettrica
Series FK
Model FK3401-W3
Product type Position / limit switch with reset
Actuator Short piston plunger
Reset device W3
Contact configuration 2NC
Contact operation Slow action
Contact block B34
Positive opening Yes
Minimum actuating force 4.5 N
Housing material Technopolymer
Protection rating IP67 / IP69K
Conduit entries 1
Conduit thread PG11
Reset device mechanical endurance 1 million operating cycles
Contacts 2NC
IP Rating IP67, IP69K
Actuator Type Plunger
Housing Material Plastic
Positive Opening Yes

Frequently Asked Questions

What is the Pizzato FK3401-W3 used for?

The FK3401-W3 is used for mechanical position and movement detection in industrial machinery, including machine control and safety-related monitoring applications.

What contacts does the FK3401-W3 have?

The switch uses a B34 contact block with 2NC slow-action contacts and positive-opening operation.

What does the W3 option mean on the FK3401-W3?

The W3 designation identifies Pizzato's reset device, which is installed between the switch body and actuator head to provide simultaneous operation of the actuator and contact block.

What type of actuator does the FK3401-W3 use?

The FK3401-W3 uses a short piston plunger for direct mechanical actuation by moving machine components.

What protection rating does the FK3401-W3 provide?

The switch provides IP67 protection according to EN 60529 and IP69K protection according to ISO 20653, making it suitable for demanding industrial environments when correctly installed.

Trusted for Industrial Machine Control

Pizzato FK series position switches provide dependable mechanical position detection for industrial machinery, combining robust technopolymer construction, positive-opening contacts and flexible actuator configurations for machine control and safety-related applications.

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