Burkert Type 8791 - Manual (Page 27)

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Operating
9. OperaTing
9.1. safety instructions
Warning!
risk of injury from improper operation!
Improper operation may result in injuries as well as damage to the unit and the area around it.
• The operating personnel must know and have understood the contents of the operating instructions.
• Observe the safety instructions and intended use.
• Only adequately trained personnel may operate this equipment.
9.2. Operating status
autOmatic (autO)
Normal controller mode is implemented and monitored in AUTOMATIC operating status.
→
LED 1 ( MODE) flashes green.
manual
In MANUAL operating status the valve can be opened and closed manually via the keys.
→
LED 1 ( MODE) flashes green.
→
LED 3 ( FAULT) flashes red.
DIP switch 4 can be used to switch between the two operating statuses AUTOMATIC and MANUAL (see chapter
“9.3.2. Function of the DIP switches”).
9.3. control and display elements of the positioner
LED 1 ( MODE)
LED 2 ( POSITION)
LED 3 ( FAULT)
Key 1
Key 2
DIP Switches
Communications
interface
Figure 9: Description of control elements
The positioner features 2 keys, 4 DIP switches and 3 LEDs as a display element.
english
Type 8791