Burkert Type 1094 - Manual (Page 21)

21
Operation and function
Legend to Fig. 9:
position description display function
1
LEDs for side 1:
LED red
Diagnosis display side 1
LED yellow
Switching output motor contactor
side 1
2 LED green Operating voltage display
3
LEDs for side 2:
LED red
Diagnosis display side 2
LED yellow
Switching output motor contactor
side 2
4 LED red Without display function
Table 2: LED display functions
The red LED (4) without display function may flicker under
certain operating conditions. However, this has no effect on
the function of the entire controller.
display function side lEds 8.2.1.
The yellow LED ( Table 2: / Pos.1, 3) indicates that the switching output
was activated for the motor contactor of the respective side.
The red LED (
Table 2: / Pos.1, 3) indicates a diagnosis for the outputs
of the respective side.
There are different statuses which will be explained in the following
Troubleshooting chapter.
Troubleshooting 8.2.2.
Troubleshooting is via the red LEDs for side 1 and side 2. Both LEDs
indicate the operating status of the respective side.
The following table describes the different statuses and their meaning
for troubleshooting.
status description
Quickly flashing
LED The valve is operating; everything is working
correctly.
Slowly flashing LED
There is no fueling in progress; everything is
working correctly.
LED permanently on
or off
The electronics are defective.
1 pulses every 3 s The electronics are not calibrated.
2 pulses every 3 s
The valve current is too low. (3 This means
that the valve is not connected.
English
Type 1094 EV