Operating Instructions
Chapter
1
C4000 Select
8012247/RI61/2007-11-30
© SICK AG • Industrial Safety Systems • Germany • All rights reserved
7
About this document
We also refer you to the SICK homepage on the Internet at
Here you will find information on:
sample applications
a list of frequently asked questions about the C4000 Select
these operating instructions in different languages for viewing and printing
certificates on the prototype test, the EC declaration of conformity and other documents
1.5
Abbreviations
Electro-sensitive protective equipment (e.g. C4000 Select)
Output signal switching device
The probability of failure per hour in accordance with the functional safety testing
requirements outlined in IEC 61 508
Performance level in accordance with EN ISO 13 849
@
1:2006
Safety integrity level in accordance with IEC 61 508/IEC 62 061
1.6
Symbols used
Recommendations are designed to give you some assistance in your decision-making
process with respect to a certain function or a technical measure.
Refer to notes for special features of the device.
Display indicators show the status of the 7
@
segment display of sender or receiver:
Constant indication of characters, e.g. 2
When using an inverted mounting of the C4000 Select, you must take into account that
the information presented by the 7-segment display will also be inverted.
LED symbols describe the state of a diagnostics LED. Examples:
Red
The red LED is illuminated constantly.
Red
The red LED is flashing.
Off
The LED is off.
Instructions for taking action are shown by an arrow. Read carefully and follow the instruc-
tions for action.
Warning!
A warning indicates an actual or potential risk or health hazard. They are designed to help
you to prevent accidents.
Read carefully and follow the warnings!
Sender and receiver
In drawings and diagrams, the symbol denotes the sender and the symbol denotes
the receiver.
Note
ESPE
OSSD
PF
H
PL
SIL
Recommendation
Note
Red,
Red, Off
Take action …
WARNING