What is a Safety Simplifier

We simplify machine safety

for fixed and mobile machines

What is a Safety Simplifier?

Safety PLC in a smart box

Our product Safety Simplifier is a smart box with a PLC inside which can communicate wirelessly, via CAN and via I/O:s. Safety Simplifier can replace an electrical cabinet and is designed to simplify machine safety. 

High Safety level

- Up to SIL/Ple cat 4.

What makes it simple?

  • Smart box with a Safety PLC
  • Safety communication wirelessly, via CAN or via I/O:s
  • No need for safety control cabinets
  • Plug and play installation
  • Easy to program, debug and monitor using our free software Simplifier Manager
  • Wireless online communication, programming and monitoring using Simplifier Monitor 
  • Easy to change, expand and connect to other machine safety systems
  • Required documentation included (connection diagrams, PFHd values, reaction times)
  • Up to 16 units in one Safety System

  • 14 I/O´s selectable as safety inputs, outputs or as a combination an I/O(selectable indication and input)

  • 2  double safety relay outputs (optional) 

  • Spring clamping terminals which withstand vibrations

  • IP 65 sealing and Goretex to keep out water during ventilation
  • Two cable glands or M12 contacts on each end
  • LED-display which shows node number, nodes in the system, I/O- status, voltage level, global memories, wireless radio channel, CAN-status for each Safety Simplifier in a system.


Possible functions on a Safety Simplifier

  • Emergency stop
  • Start/stop
  • Reset/sequence reset
  • Lock/unlock 
  • Status on LED panel (I/O, voltage, memory..)

Possible connections with Safety Simplifier

  • I/O to machine 
  • Two-hand device
  • Foot switch 
  • Interlock gate
  • Push button boxes 
  • Light curtains/beams 
  • Other safety devices

Safety System Products North AB

Org: 559050-4105

Tullkammarvägen 14

S-439 31 Onsala