5
Authorized use
2. auThorizeD uSe
non-authorized use of the control head type 8691 may be a
hazard to people, nearby equipment and the environment.
• The device is designed to be mounted on pneumatic actuators
of process valves for the control of media.
• Do not expose the device to direct sunlight.
• Use according to the authorized data, operating conditions and
conditions of use specified in the contract documents and oper-
ating instructions. These are described in the chapter entitled
• The device may be used only in conjunction with third-party
devices and components recommended and authorized by
Bürkert.
• In view of the large number of options for use, before installa-
tion, it is essential to study and if necessary to test whether the
control head is suitable for the actual use planned.
• Correct transportation, correct storage and installation and
careful use and maintenance are essential for reliable and fault-
less operation.
• Use the control head Type 8691 only as intended.
2.1. restrictions
If exporting the system/device, observe any existing restrictions.
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 – high pressure!
• Before dismounting pneumatic lines and valves, turn off the
pressure and vent the lines.
risk of electric shock!
• Before reaching into the device or the equipment,
switch off the
power supply and secure to prevent reactivation!
• Observe applicable accident prevention and safety regulations
for electrical equipment!
english
Type 8691
