Specifications are subject to change without notice. Pictures are just an example. For special features and/or customization, please ask to our sales network. 07/18
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Abbreviations and Symbols
CMC
= CERTUS Configuration Memory Card: memory chip for CERTUS CMM (accessory)
SCC
= CERTUS Safety Communication: proprietary bus for expansion units
CCS
= CERTUS Configuration Software: CERTUS configuration SW running in Windows
OSSD
= Output Signal Switching Device: solid state safety output
MTTFd
= Mean Time to Dangerous Failure
PL
=
Performance Level
PFHd
= Probability of a dangerous failure per Hour
SIL
=
Safety Integrity Level
SILCL
= Safety Integrity Level Claim Limit
SW
= Software
Applicable Standards
Certus complies with the following European Directives:
• 2006/42/EC “Machinery Directive”
• 2004/108/EC “Electromagnetic Compatibility Directive”
• 2006/95/EC “Low Voltage Directive”
and is built to the following standards:
CEI EN 61131-2
Programmable controllers, part 2:
Equipment requirements and tests
ISO 13489-1
Safety of machinery:
Safety related parts of control systems. General principles for design
EN 61496-1
Safety of machinery: Electro-sensitive protective equipment. Part 1: General requirements
and tests.
IEC 61508-1
Functional safety of electrical/electronic/programmable electronic safety-related systems:
General requirements.
IEC 61508-2
Functional safety of electrical/electronic/programmable electronic safety-related systems:
Requirements for electrical/electronic/programmable electronic safety-related systems.
IEC 61508-3
Functional safety of electrical/electronic/programmable electronic safety-related systems:
Software requirements.
IEC 61784-3
Digital data communication for measurement and control: Functional safety fieldbuses.
IEC 62061
Safety of machinery. Functional safety of safety-related electrical, electronic and programmable
electronic control systems
CERTUS Installation Manual
