Authorized Use; Restrictions; Basic Safety Instructions - Burkert 8681 Quick Start Manual

2. AUTHORIZED USE
Non-authorized use of the Control Head Type 8681 may be a
hazard to people, nearby equipment and the environment.
• The Control Head has been designed for use as actuation of
pneumatically operated process valves and / or for recording the
switching states of these.
• Use according to the authorized data, operating conditions and
conditions of use specified in the contract documents and ope-
rating instructions.
• In view of the large number of options for use it might be necessary
to test prior to installation whether the control head is suitable for
the concrete use. If you have any questions, please contact your
Bürkert Service Center.
• The device may be used only in conjunction with third-party devices
and components recommended and authorized by Burkert.
• Any unauthorized reconstructions and changes to the control head
are prohibited for safety reasons.
• Correct transportation, correct storage and installation and care-
ful use and maintenance are essential for reliable and faultless
operation.
• For connecting the control head, use line installations that do not
cause any mechanical stresses.
• Use the device only as intended.
2.1.

Restrictions

If exporting the system/device, observe any existing restrictions.
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english
Type 8681
Authorizeduse
3. BASIC SAFETY INSTRUCTIONS
These safety instructions do not make allowance for any
• contingencies and events which may arise during the installation,
operation and maintenance of the devices.
• local safety regulations - the operator is responsible for observing
these regulations, also with reference to the installation personnel.
DANGER!
Danger – high pressure!
Before loosening pneumatic lines and valves, turn off the pressure
and vent the lines.
Danger of explosion in explosive atmosphere
(only in the event of a fault as it is zone 2)!
• Opening the hood or the housing in an explosive atmosphere is
only allowed in a not energized state!
• It should be secured against opening without tools using a seal!
• Activating the DIP switches on the circuit board, using the service
interface and the Teach buttons is not allowed in explosive
atmosphere!
• Layers of dust on the housing may not exceed 5 mm! Lint, con-
ductive and non-conductive dust particles are allowed. The inside
of the housing may not be dirty!
• When wiping the control head, use a damp or anti-static cloth in the
explosion-risk area to prevent electrostatic charges!