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Malfunctions
9.2 Operating mode display via LED
LEDs in the front panel of the electronic drive unit show basic operating conditions
of the turbopump. A differentiated malfunction and warning display is possible
only for operation with DCU or HPU.
9.3 Error codes
LED
Symbol Steady OFF
Flashing
(1/12 s active)
Blinking
(1/2 s active)
Steady ON
Green
insufficient
power supply
Pumping station
"OFF"
Rotation speed
≤
1Hz
Pumping station "OFF"
Rotation speed > 1 Hz
Pumping sta-
tion "ON"
Yellow
no warning
Warning
Red
no malfunc-
tion
Malfunction
Error
code
Problem
Possible cause
Remedy
Err001
Excess rotation speed
Contact Pfeiffer Vacuum Service
Reset at rotation speed f = 0 only
Err002
Overvoltage
– Wrong mains pack used
Check type of mains pack
Check mains pack voltage
Err006
Run-up time error
– Run-up time too short
– Gas flow in the vacuum chamber
caused by leakage or open valves
– Rotation speed switchpoint is under-
run after run-up time is expired
Adjust run-up time to process
Check the vacuum chamber for leaks or
closed valves
Adjust rotation speed switch point
Err007
Operating fluid deficiency
– Operating fluid deficiency
Check operating fluid
Reset at rotation speed f = 0 only
Err008
Connection electronic drive unit -
pump faulty
– Connection to the pump is faulty
Check the connection
Reset at rotation speed f = 0 only
Err010
Internal device fault
Contact Pfeiffer Vacuum Service
Reset at rotation speed f = 0 only
Err021
Electronic drive unit does not recog-
nizes pump
Contact Pfeiffer Vacuum Service
Reset at rotation speed f = 0 only
Err043
Internal configuration fault
Contact Pfeiffer Vacuum Service
Err044
Excess temperature electronic
– Cooling deficient
Optimize cooling
Check the ambient conditions
Err045
Excess temperature motor
– Cooling deficient
Optimize cooling
Check the ambient conditions
Err046
Internal initialization fault
Contact Pfeiffer Vacuum Service
Err091
Internal device fault
Contact Pfeiffer Vacuum Service
Err092
Unknown connection panel
Contact Pfeiffer Vacuum Service
Err093
Temperature analysis motor faulty
Contact Pfeiffer Vacuum Service
Err094
Temperature analysis electronic
faulty
Contact Pfeiffer Vacuum Service
Err098
Internal communication fault
Contact Pfeiffer Vacuum Service
Err107
Collective fault power stage
Contact Pfeiffer Vacuum Service
Reset at rotation speed f = 0 only
Err108
Rotation speed measurement faulty
Contact Pfeiffer Vacuum Service
Reset at rotation speed f = 0 only
Err109
Firmware not confirmed
Contact Pfeiffer Vacuum Service
Err110
Operating fluid analysis faulty
Contact Pfeiffer Vacuum Service
Reset at rotation speed f = 0 only
Err111
Communication fault operating fluid
pump
Contact Pfeiffer Vacuum Service
Reset at rotation speed f = 0 only
Err112
Collective fault operating fluid fault
Contact Pfeiffer Vacuum Service
Reset at rotation speed f = 0 only
Err113
Rotor temperature invalid
– Measurement not calibrated
Contact Pfeiffer Vacuum Service
Err114
Temperature analysis power stage
faulty
Contact Pfeiffer Vacuum Service