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‘PSS 4000 safety gate with PSENslock structured text’ - .PDF file.

This application note from Pilz Automation shows the implementation of a safety gate application with a PSS 4000 PLC. The safe control and evaluation of the signals is taken over by two Pilz Function blocks (FS-FB) from the library.

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Article contents

Useful documentation

  • Documentation from Pilz GmbH and Co KG
  • Documentation from other sources of information

Hardware configuration

  • Pilz products
  • Hardware configuration

Application Task

  • Description
  • Safety gate monitoring function
  • Feedback loop monitoring function
  • Functional safety
  • Safety-related characteristics in accordance with EN ISO 13849-1
  • Safety-related characteristics in accordance with EN 62061
  • PAS-Project
  • IEC 61131 Programming
  • I/O Mapping
  • Process PAS Project
  • Circuit diagram of the application
  • Circuit diagram 1/5
  • Circuit diagram 2/5
  • Circuit diagram 3/5
  • Circuit diagram 4/5
  • Circuit diagram 5/5

Table of figures

Pilz Automation Technology

Pilz Automation technology offers a wide range of machinery safety components from PLC systems to safety sensors and servo drives, alongside their range of machinery safety consulting and engineering services and their extensive range of machinery safety training courses. Pilz has many years of experience in a variety of industries such as Food & Beverage, Packaging, Automotive, Paper and Automation, combined with the knowledge and experience of it’s machinery safety experts, Pilz is well equipped to be your machinery safety partners.

Since its formation, Pilz UK has been at the forefront of the UK machinery safety market, based in Corby, Northamptonshire since 1987, Pilz UK employs of over 35 people, many of whom are considered to be machinery and functional safety experts.
More than Machinery Safety Products
Pilz UK’s wide range of products including safety relays, PLC’s, light curtains, servo drives, gate locking systems and more are stocked and shipped from their purpose-built premises in Corby. The state of the art building is equipped with an engineering workshop to compliment the company’s safety services range including PUWER Inspections, Safety Concepts, CE Marking and Engineering. Pilz also has a dedicated training facility where courses such as the popular one day Basic Machinery Safety Course, City & Guilds 4 day Machinery Safety and the TUV accreditedCMSE (Certified Machinery Safety Expert) are delivered.
Experts in Machinery Safety
Pilz has built up expertise and a strong reputation in many industries such as print and paper, food and beverage, packaging, steel, nuclear and process, that is largely due to the in depth knowledge and competency of our staff. With over 14 members of staff having achieved CMSE qualification and an average of 22 years experience in safety and automation, our team are well equipped with knowledge on safety standards, legislation, applications and functional safety to provide our customers with practical solutions.
Pilz UK looks forward to becoming your partner in Machinery Safety and Automation

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