Operating – Burkert Type 8791 User Manual
Page 12
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12
Operating
7. operaTinG
7.1. operating status
automatic (auto)
Normal controller mode is implemented and monitored in AUTO-
MATIC 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 sta-
tuses AUTOMATIC and MANUAL (see chapter “7.2.2. Function of the
DIP switches”).
7.2. control and display elements of the
positioner
LED 1 (
MODE)
LED 2 (
POSITION)
LED 3 (
FAULT)
DIP Switches
Key 2
Key 1
Communications interface
Fig. 3:
Description of control elements
The positioner features 2 buttons, 4 DIP switches and 3 LEDs as a
display element.
english
Type 8791
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