5 Appendix
5.8 LWF ASR Map
Page 108 Docu-No.: 0590020601-EN Rev. 1.6.0
20 MDU POLARITY • Coil polarity is incorrect on the
vibratory drive. (Vibratory feeder
only)
• Displacement frequency out of
range.
21 HCU REMOVED • HCU was removed.
22 HCU ALARM • HCU has an alarm.
23/01
HCU EEPROM
FAILED
• EEPROM failed.
24/02
HCU DRIVER
FAILED
• The controller's digital output driver
has detected a fault.
25/03
HCU
SUPP.HOPP.LOW
• Material is below the level of the
supply hopper proximity sensor.
• Sensor failed.
26/04
HCU D.P.ALARM
• The differential pressure across the
filter is too high indicating a clogged
filter.
27/05
HCU CYC.COUNT
AL
If P20 Discharge Mode =01“Fill” mode
then:
• Max. numbers of load cycle
exceeded, because Buffer Hopper
Low input has been active (on) for
more than the allowed load cycles.
The Buffer Hopper Low signal going
inactive clears the load cycle
counter.
If P20 Discharge Mode =02 (LWF)
mode then:
• Discharge Request input has been
on for more than the allowed load
cycles. The Discharge Request
signal going inactive clears the load
cycle counter.
28/06
HCU DISCH VALVE
• Discharge valve has failed to either
open or close properly. This alarm is
automatically disabled in P18
Operating Modes 03 and 04.
ASR(Alarm number) Description
Table page 3 of 6
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