GEA D 10 - Page 83

8555-9201-000 / 0109 83
Mechanical Separation / GEA Westfalia Separator
5.2 Alarms #11 to #20
SIMULATION AND TEST OF THE DIFFERENT ALARMS
Alarm
Status
Mechanical
Electric
Action
VIBRATION STAGE 1:
Motor off after T25
Alarm#11
Separation
Not possible
Disconnect contact.
• Separation
“Stop”
• V1 in circ.
• Ejection
• Motor off after
T26
•
Collective alarm
VIBRATION STAGE 2:
Separator “Off”
Alarm#12
Control
active
Not possible
Disconnect contact.
• Separation
“Stop”
• V1 in circulation
FAULT – SERIES OPERATION
Line or
pre-selection not ok
Alarm#13
Control
active
Not possible
Disconnect MPI line from
control unit.
• Separation
“Stop”
• V1 in circulation
• Collective alarm
Free
Alarm#14
WMS – SYSTEM FAULT
Too much water
Separation “Stop”
Alarm#15
Separation
Not possible
Bridge WMS sensor,
bridge pressure switch PSL 2.
• Separation
“Stop”
• V1 in circulation
• Collective alarm
•
Ejection
Free
Alarm#16
Free
Alarm#17
BOWL MONITORING
Current too high
during TIMER 06
Alarm#18
Separation
Not possible
Extend T06 to 3 secs, while
T20 runs and
reduce T14 to 30 secs.
Wait until T14 has run down.
• Collective alarm
SEPARATOR MOTOR OFF
Sep. in circulation TIMER 39
Expired, motor off
Alarm#19
Control
active
Circulation
Not possible
Reduce T39 to 5 secs while
T20 runs.
Press “Process STOP”.
• Collective alarm
• Motor OFF
Free
Alarm#20