bürkert 8696 Schnellstart Seite 5

Configuration of the keys
The configuration of the 2 keys on the board varies depending
on the operating state (AUTOMATIC / MANUAL).
The description of the operating states (AUTOMATIC /
MANUAL) can be found in the chapter entitled "Operating
state".
Key Operating state
1 MANUAL
AUTO
2 MANUAL
* depending on the operating principle of the drive.
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Display of the LEDs
LED 2 LED 1
(green /
red)
LED 2
(green /
yellow)
LED 1
LED 1 (green / red)
LED states
green red
on off
flashes slowly off
flashing flashing
alternating
flashes off
quickly
off on
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Key 1
Key 2
Function
Aerate
(manually open / close the
drive)*
Press for 5 seconds to
start the X.TUNE
Deaerate(manually open /
close the drive)*
Display of AUTO,
MANUAL,
X.TUNE and
FAULT
Display of state
of drive (open,
closed, opens or
closes)
Display
Acceleration phase
when Power ON
AUTO mode
MANUAL mode
X.TUNE function
FAULT
Function of the DIP switches
ON
1 2 3 4
DIP Posi-
Function
Switches tion
1 OFF Normal effective direction of the
nominal value
ON Reversal of the effective direction
of the nominal value (DIR.CMD)
2 OFF No sealing function
ON Sealing function active. The valve
completely closes below 2% and
completely opens above 98% of
the nominal value (CUTOFF)
3 OFF Linear characteristic
ON Correction characteristic for
adjustment of the operating char-
acteristic (linearisation of the pro-
cess characteristic CHARACT)
4 OFF AUTO Operating state
ON MANUAL operating state manual
LED 2 (green / yellow)
LED states
green yellow
on off
off on
flashes slowly off
off flashes slowly
flashes off
quickly
off flashes
quickly
AUTOMATIC
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Display
Drive closed
Drive open
Constant control
deviation (actual value
> nominal value)
Constant control
deviation (actual value
< nominal value)
Closing in MANUAL
mode
Opening in MANUAL
mode
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