![background image](http://html.mh-extra.com/html/sick/c4-rd/c4-rd_operating-instructions-manual_1264345032.webp)
!
b
Mount the sender and receiver such that a right-angled protective field is estab‐
lished, i.e., when mounted vertically at the same height. For minor adjustments
during alignment, the sender and receiver can be adjusted longitudinally in the
brackets (
"
).
90˚
90˚
"
r
s
b
Position the brackets near the ends of the housing. For devices with a protective
field height > 300 mm, the distance between the bracket and the end of the
housing must not exceed 1/4 of the length of the housing. If the device is exposed
to strong vibrations during operation, mount the top bracket at a height where the
offset in the safety light curtain housing rests on the bracket (
§
).
§
5
MOUNTING
32
O P E R A T I N G I N S T R U C T I O N S | C4-RD
8025644/19Z2/2021-03-09 | SICK
Subject to change without notice