1
AddiTionAl inSTrucTionS
The additional instructions for the use in potentially explosive environ-
ments describe the entire life cycle of the device. Keep these instruc-
tions in a location which is easily accessible to every user and make
these instructions available to every new owner of the device.
important safety information.
Read the additional instructions carefully and thoroughly. Study in
particular the chapters entitled Particular safety instructions and
Authorized use.
▶ The additional instructions must be read and understood.
The additional instructions describe safety instructions and information
for the use of the control units in a potentially explosive environment.
All other descriptions and information can be found in the respective
operating instructions of the devices.
The operating instructions can be found on the Internet at:
www.buerkert.com
1.1
definition of terms / abbreviation
In these instructions, the term "device" always refers to the control
units Type 8690, 8691, 8692, 8693, 8694, 8695, 8696 and 8798.
In these instructions, the abbreviation "Ex" always refers to
"potentially explosive".
4
English
BVS 14 ATEX E 008 X / E 052 X
Additionalinstructions
2
SymBolS
The following symbols are used in these instructions.
Danger!
Warns of an immediate danger.
▶ Failure to observe the warning will result in a fatal or serious injury.
Warning!
Warns of a potentially dangerous situation.
▶ Failure to observe the warning may result in a serious or fatal
injury.
Caution!
Warns of a possible danger.
▶ Failure to observe this warning may result in a moderate or minor
injury.
note!
Warns of damage to property.
Important tips and recommendations.
Refers to information in these instructions or in other
documentation.
▶ Designates instructions for risk prevention.
→
Designates a procedure which you must carry out.