NX B42AZ1SQK-F61 Pizzato NX Series IP67 RFID safety switch

NX B42AZ1SQK-F61 Pizzato NX Series IP67 RFID safety switch

Pizzato NX B42AZ1SQK-F61 is a compact 24 V DC RFID safety switch with Mode 1 bistable guard locking, VN NX-F61 high-level coded actuator, 6000 N holding force, IP67/IP69K protection and an 8-pole M12 connection for industrial machine guarding.

SKU: NXB42AZ1SQK-F61Alt SKU: NXB42AZ1SQKF61MPN: NX B42AZ1SQK-F61
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List Price £304.75 ex VAT
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Why Choose the Pizzato NX B42AZ1SQK-F61 RFID Safety Switch?

The Pizzato NX B42AZ1SQK-F61 is a compact RFID safety switch with guard locking designed for reliable monitoring and controlled locking of movable guards on industrial machinery. Part of the advanced Pizzato NX series, it combines non-contact RFID actuator recognition with a bistable locking system, making it particularly suitable for machines where access must remain restricted until hazardous conditions have ended.

This configuration operates in Mode 1 with a bistable solenoid, activating the redundant OS1 and OS2 safety outputs when the actuator is inserted and locked. It provides two safety inputs, two safety outputs, separate signalling outputs for actuator-inserted and actuator-locked conditions, two solenoid activation inputs and a programming/reset input for comprehensive integration with machine safety controls.

Operating from a nominal 24 V DC supply, the NX B42AZ1SQK-F61 features an 8-pole M12 connector designed for series connection with suitable Y connectors and is supplied with the VN NX-F61 high-level coded universal actuator. A maximum locked-actuator holding force of 6000 N, IP67 / IP69K protection and an illuminated RGB LED cover provide robust performance and clear status indication in demanding industrial environments.

Key Advantages

  • Compact RFID safety switch with guard locking for industrial machinery.
  • Mode 1 bistable solenoid operation with safety outputs active when the actuator is inserted and locked.
  • Supplied with a VN NX-F61 high-level coded universal RFID actuator.
  • Maximum locked-actuator holding force of 6000 N.
  • IP67 and IP69K protection for demanding industrial environments.
  • 8-pole M12 connector supports convenient series connection with suitable Y connectors.
  • Separate signalling outputs provide actuator inserted and actuator locked status information.
  • Illuminated RGB LED cover provides clear multicolour visual signalling.

Key Features

  • Pizzato NX series RFID safety switch with lock.
  • Non-contact RFID guard detection.
  • Mode 1 bistable solenoid operation.
  • OS1 and OS2 safety outputs active with actuator inserted and locked.
  • 2 safety inputs: IS1 and IS2.
  • 2 safety outputs: OS1 and OS2.
  • 2 signalling outputs: O3 actuator inserted and O4 actuator locked.
  • 2 solenoid activation inputs: IE1 and IE2.
  • 1 programming/reset input: I3.
  • Reprogrammable actuator recognition.
  • Front auxiliary release operated with a hexagonal key.
  • 8-pole M12 connector for series connection.
  • Supplied with VN NX-F61 high-level coded actuator.
  • Multicolour RGB LED illuminated cover.

Reliable RFID Guard Locking for Industrial Machinery

RFID safety switches such as the Pizzato NX series combine coded non-contact guard detection with mechanical guard locking. In Mode 1 operation, the NX B42AZ1SQK-F61 activates its redundant safety outputs only when the actuator is inserted and locked, enabling the safety control system to verify that the associated guard is secured before hazardous machine operation is permitted.

The bistable operating principle, high-level coded actuator, separate guard-status outputs and series-connection capability make this NX switch particularly suitable for sophisticated machine safety architectures. Its compact dimensions, high holding force and robust environmental protection also make it practical for machinery where installation space is restricted or operating conditions are demanding.

Typical Applications

  • Machine guard doors and protective access panels.
  • Industrial automation and robotic cells.
  • Packaging and processing machinery.
  • Production and automated assembly equipment.
  • Conveyor and material handling systems.
  • Machinery with hazardous residual movement after shutdown.
  • Equipment containing hot or pressurised process areas.
  • Safety systems requiring high-level coded RFID guard monitoring and locking.

Technical Specifications

IP Rating IP67
Manufacturer Pizzato Elettrica
Series NX
Model NX B42AZ1SQK-F61
Product type RFID safety switch with guard locking
Operating principle Non-contact RFID
Operating mode Mode 1, bistable solenoid
Actuator recognition Reprogrammable RFID actuator
Actuator VN NX-F61 high-level coded universal actuator
Safety inputs 2 × IS1 / IS2
Safety outputs 2 × OS1 / OS2
Signalling outputs O3 actuator inserted / O4 actuator locked
Solenoid activation inputs 2 × IE1 / IE2
Programming / reset input I3
Nominal operating voltage 24 V DC
Operating voltage range 21.6–26.4 V DC
Maximum switching current 0.25 A
Electrical connection M12 connector, 8-pole
Guard-locking force 6000 N
Protection rating IP67 / IP69K
Auxiliary release Front release with hexagonal key
Status indication Illuminated multicolour RGB LED cover
Housing Compact cuboid
Dimensions (W × H × D) 30 × 94.3 × 30 mm
Performance Level PL e
Safety Integrity Level SIL 3
Safety category Category 4
HS Code 85369095
Safety Switch Type Guard locking (solenoid)

Frequently Asked Questions

What is the Pizzato NX B42AZ1SQK-F61 used for?

The NX B42AZ1SQK-F61 is an RFID safety switch with guard locking used to monitor and control access through movable guards, doors and protective panels on industrial machinery.

Which actuator is supplied with the NX B42AZ1SQK-F61?

This model is supplied with the VN NX-F61 universal actuator with a high coding level, providing coded RFID recognition for machine guard monitoring.

How does Mode 1 operation work on this Pizzato NX switch?

In Mode 1, the OS1 and OS2 safety outputs are activated when the actuator is both inserted and locked, allowing the safety system to verify the locked condition of the guard.

What electrical connection does the NX B42AZ1SQK-F61 use?

The switch uses an 8-pole M12 connector configured for series connection with suitable Y connectors.

What is the protection rating of the NX B42AZ1SQK-F61?

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

What is the guard-locking force of the NX B42AZ1SQK-F61?

The switch provides a maximum locked-actuator holding force of 6000 N, helping keep the associated guard securely locked while access must be prevented.

What safety performance can the NX B42AZ1SQK-F61 support?

The NX B42AZ1SQK-F61 is designed for high-performance machine safety applications and is rated up to PL e, SIL 3 and Category 4 when correctly integrated into a suitable safety system.

Does the NX B42AZ1SQK-F61 provide visual status indication?

Yes. It features an illuminated RGB LED cover with multicolour signalling to provide clear visual feedback about operating conditions.

Trusted by Machine Builders Worldwide

Pizzato NX series RFID safety switches provide machine builders and automation engineers with compact coded guard monitoring, robust bistable locking, high-level functional safety capability and flexible connectivity for modern industrial machinery.

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