Operation; Safety Instructions; Operating State; Operating And Display Elements Of The Positioner - Burkert 8791 REV.2 Operating Instructions Manual

Type 8791, REV.2

Operation

9 OPERATION
9.1

Safety instructions

WARNING!
Risk of injury due to improper operation.
Improper operation may result in injuries as well as damage to the device and its surroundings.
▶ The operating personnel must know and have understood the contents of the operating instructions.
▶ The safety instructions and the intended use must be observed.
▶ Only adequately trained personnel may operate the system/device.
9.2

Operating state

To be able to operate the DIP switch and keys, ensure that the on-site operating lock is not disabled/
blocked (factory setting): with communication software or fieldbus communication.
AUTOMATIC (AUTO)
Normal controlled operation is executed and monitored in AUTOMATIC operating state.
MANUAL
In MANUAL operating state, the valve can be manually opened or closed using the keys.
DIP switch 4 changes between the 2 operating states, AUTOMATIC and MANUAL (see Chapter "9.3.2 DIP
switch function").
9.3

Operating and display elements of the positioner

To be able to operate the DIP switch and keys, ensure that the on-site operating lock is not disabled/
blocked (factory setting): with communication software or fieldbus communication.
Fig. 10: Description of operating elements
The positioner is equipped with two keys, four DIP switches and two LEDs as display elements.
LED 1
LED 2
english
Key 1
DIP switch
Communication
interface
Key 2
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