All rights reserved. Subject to change without notice.
1 About this document
This document applies to the following products:
•
Pr
oduct code: C4-RD
Symbols and document conventions
A, B References to the figures at the end of this document are indi‐
c
ated by a black background.
2 Safety information
DANGER
H
azard due to lack of effectiveness of the protective device
In the case of non-compliance, it is possible that the dangerous state of the machine
may not be stopped or not stopped in a timely manner.
b
Observe the enclosed safety notes.
The product is suitable, amongst other things, for the following uses:
•
Out
doors
•
Underwater
•
In explosion-hazardous areas
•
At altitudes over 3,000m above sea level
•
In environments with increased levels of ionizing radiation
A fuse rated maximum 4A must be installed in the isolated 24VDC power supply
circuit to the device in order to limit the available current.
You can find detailed information on how to use the product in the machine documen‐
tation or in the operating instructions of the product.
You can obtain declarations of conformity, certificates, and the current operating
instructions for the product at www.sick.com. To do so, enter the product part number
in the search field (part number: see the entry in the “P/N” or “Ident. no.” field on the
type label).
3 Sender and receiver
s
The symbol indicates the sender.
r
The symbol indicates the receiver.
4 Status indicators
Complete overview of the LED statuses and their meanings: see operating instructions.
Sender displays
P
osition of LEDs:
A
Position LED color Display Labeling
1
Yellow Status indicator PWR
2
Red Fault indicator ERR
MOUNTING INSTRUCTIONS
12
M O U N T I N G I N S T R U C T I O N S | C4-RD 8025628/1HLF/2022-11-03 | SICK
Subject to change without notice
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