Burkert Type 8681 User Manual
Page 11

11
Basic Safety Instructions
note!
connection of the control head
Do not connect any mechanically rigid connection parts, in particular those with long lever arms, as such con-
nections could generate torques that might damage the control head.
Operation of the control head in explosive atmosphere
The housing may not be opened when devices are charged! It should be secured against unintentional opening
•
using plastic self-cutting screws or seal (or comparable)!
Layers of dust on the housing may not exceed 5 mm! Lint, conductive and non-conductive dust particles are
•
allowed.
The inside of the housing may not be dirty!
Activating the DIP switches on the circuit board, using the service plug and the Teach buttons is
•
not allowed in
explosive atmosphere!
cleaning
In the explosion-risk area, only wipe the control head with a damp or anti-static cloth to avoid electro-static
•
charges.
Only use compatible cleaning agents for cleaning the securely closed control head and always rinse thoroughly
•
with clean water.
For further information refer to the corresponding chapters of these operating instructions!
Control Head Type 8681 was developed with due consideration given to accepted safety rules and is state-
of-the-art. Nevertheless, dangerous situations may occur.
Failure to observe this operating manual and its operating instructions as well as unauthorized tampering
with the device release us from any liability and also invalidate the warranty covering the devices and
accessories!
english
Control Head Type 8681