MSC-CB-AC-FI8FO4S
Base unit MSC-CB-AC-FI8FO4S
Overview
MSC is a modular safety system and comprises a base unit (MSC-CB-S), which can be
configured using the graphic user interface EUCHNER Safety Designer, and various
extension modules that can be connected to MSC-CB-S via the proprietary MSCB bus.
The base unit MSC-CB-S can be used as a standalone device as well.
The module MSC-CB-AC-FI8FO4S is a base unit of the MSC system and features the
following inputs and outputs:
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8 single-channel/4 dual-channel inputs
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Up to 4 control inputs for starting/restarting OSSD outputs or for external device
monitoring (EDM)
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4 single-channel OSSD outputs (PL e, category 4)
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4 test outputs for monitoring for short circuits or overload states
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Up to 4 monitoring outputs programmed via the EUCHNER Safety Designer software
Three settings are available for the safe OSSD outputs (configuration via the EUCHNER
Safety Designer software):
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4 single-channel outputs
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2 dual-channel outputs
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1 dual-channel output and 2 single-channel outputs
Observe the notes in the manual on the supplied CD-ROM during mechanical mounting.
Key to symbols
Symbol/depiction
Meaning
Safety precautions
Danger of death or severe injuries
DANGER
Warning about possible injuries
WARNING
Caution slight injuries possible
CAUTION
Notice about possible device damage
Important information
NOTICE
Important!
Important safety precautions
WARNING
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The MSC system achieves the following safety levels: SIL 3, SILCL 3, PL e, cat. 4, type 4 as per
the applicable standards.
However, the final SIL and PL safety categories for the application are dependent on the number of
safety components, their parameters and the connections made, as per the risk analysis.
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Carefully read the section "Applicable standards" in the manual on the supplied CD-ROM.
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Perform a comprehensive risk analysis to determine the corresponding safety level for the specific
application based on all applicable standards.
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The programming/configuration of the MSC system is the sole responsibility of the installer or the
user.
6
(translation of the original operating instructions – brief operating instructions) 2541031-01-10/20
Base unit MSC-CB-AC-FI8FO4S