Burkert 8681, Operating Instructions Manual, Page: 140 / 166

140
LED Colour Assignments
21.1.3 Valve mode
The device status LED (Top LED) display the position feedback (S1, S2, S3) of the process valve and the
feedback S4IN from the external initiator. There is no display of error and warning messages in this mode.
The position feedback is displayed as shown below in
“Table 10” .
Position Process valve
position, e.g.:
Colour Flashing pattern of the position feedback
S1 closed green *) continuously lit
S2 open yellow *) continuously lit
S3 cycle stroke green *) continuously flashing slowly **)
(250 ms ON, 250 ms OFF)
S4IN ext. Initiator,
active
green *) continuously flashing quickly **)
(125 ms ON,125 ms OFF)
If there is no position feedback (S1 to S4IN), i.e. the process valve is in intermediate positions of the
defined teach points, the Top LED is off *) ***).
Table 10: Description of the colours and flashing patterns in “valve mode” display mode
*) Factory settings (other selectable colours for S1 to S4IN and also for the intermediate positions:
white, green, blue, yellow, orange, red, (Top) LED off)
**) Factory settings (other selectable flashing patterns: [continuously lit], [125 ms ON + 125 ms OFF],
[250 ms ON + 250 ms OFF])
***) Flashing pattern for the selected colour for the intermediate positions: continuously lit
For IO-Link devices:
The information required for configuration can be found in the IODD object description under object “LED
modi” (0x2120).
For büS/CANopen devices:
This display mode can be configured by software as of firmware revision B.02.00.00 (DIP 1 to 6: 111110) or
can be fixed using DIP switches (DIP 1 to 6: 011110) – see “Table 6” on page 137.
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Control Head Type 8681