![background image](http://html1.mh-extra.com/html/sick/isd400-pro/isd400-pro_operating-instructions-manual_1264713007.webp)
8016441/2013-11-22 • © SICK AG • Subject to change without notice
7
General information
1 General information
1.1
Information regarding the operating instructions
These operating instructions supplement the Quick start guide and contain
additional information and detailed descriptions for using the ISD400 Pro
optical data transmission system from SICK AG. These operating instruc-
tions are intended for skilled persons and electricians.
1.2
Explanation of symbols
Warnings
Warnings in these operating instructions are indicated by symbols. The war-
nings are introduced by signal words that indicate the extent of the danger.
These warnings must be observed at all times and care must be taken to
avoid accidents, personal injury, and material damage.
DANGER
… indicates a situation of imminent danger, which will
lead to a fatality or serious injuries if not prevented.
WARNING
… indicates a potentially dangerous situation, which may
lead to a fatality or serious injuries if not prevented.
CAUTION
… indicates a potentially dangerous situation, which may
lead to minor/slight injuries if not prevented.
ATTENTION
… indicates a potentially harmful situation, which may
lead to material damage if not prevented.