Burkert Type 8791 - Manual (Page 6)

6
Authorized use
2. auThorizeD use
incorrect use of the positioner type 8791 can be dangerous
to people, nearby equipment and the environment.
The device is designed for the open-loop control and closed-loop
control of media.
• The device must not be exposed to direct sunlight.
• Pulsating direct voltage (rectified alternating voltage without
smoothing) must not be used as power supply.
• During use observe the permitted data, the operating conditions
and conditions of use specified in the contract documents and
operating instructions, as described in chapter “6. Technical
data” in this manual and in the valve manual for the respective
pneumatically actuated valve.
• The device may be used only in conjunction with third-party
devices and components recommended and authorised by
Bürkert.
• In view of the wide range of possible application cases, check
whether the positioner is suitable for the specific application
case.
• Correct transportation, correct storage and installation and
careful use and maintenance are essential for reliable and fault-
less operation.
• Use the positioner Type 8791 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 or valves, turn off the pres-
sure 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 8791