Chapter 1
Recommen-
dation
Note
LED
Take
action ...
WARNING
150
© SICK AG • Industrial Safety Systems • Germany • Subject to change without notice 8014173/XT35/2013-10-28
About this document
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.
LED symbols describe the state of a diagnostics LED.
Examples:
The LED is illuminated constantly.
The LED is flashing.
The LED flashes quickly.
The LED is off.
Instructions for taking action are shown by an arrow.
Read carefully and follow the instructions for action.
Warning!
A warning notice indicates an actual or potential risk
or health hazard. It is designed to help you to prevent
accidents.
Read carefully and follow the warning notices!
The term "dangerous state"
The dangerous state (standard term) of the machine is
always shown in the drawings and diagrams of this
document as a movement of a machine part. In practi-
cal operation, there may be a number of different
dangerous states, e.g.:
machine movements,
electrical conductors,
visible or invisible radiation,
a combination of several risks and hazards.
Operating instructions
IN3000 Direct