Siemens Sinumerik 840C Diagnostics Manual page 226

1 Alarms
1.5.1 Alarm description
300788 Parameterization error current controller adaptation
Scan
Power–up and cyclic
Effect
FDD only:
S
Controllers are disabled, motor is braked
S
SIMODRIVE_READY and DRIVE_READY are cancelled.
S
Reset error
Response configurable with MD 1613.0 from drive SW 2.
Explanation
Upper currrent limit MD 1181: $MD_CURRCTRL_ADAPT_CURRENT_2 (upper current limit adaptation) is smaller
than lower current limit MD 1180: $MD_CURRCTRL_ADAPT_CURRENT_1 (lower current limit adaptation).
Note
Alarm from SW 6.3
300799 Save and boot required
Scan
Cyclic after control power up
Effect
for MSD:
S
Pulse suppression, motor runs down
S
SIMODRIVE_READY and DRIVE_READY are cancelled.
S
Reset error
for FDD:
S
Controllers are disabled, motor is braked
S
SIMODRIVE_READY and DRIVE_READY are cancelled.
S
Reset error
Response via MD 1613.0 can be configured as from drive SW 2.
Explanation
After automatic calculation of the controller parameters, it is necessary to save the machine data and to perform a
power up.
Remedy
Perform above measures.
Note
Applies as from SW 4
300850 Speed controller adaptation: n–max < n–min
Note
Alarm description see 300750
300854 Signal number invalid
Note
Alarm description see 300754
300855 u/f operation: motor running
Note
Alarm description see 300755
300858 Upper generator threshold too high
Note
Alarm description see 300758
300859 Generator cut–off threshold too high
Note
Alarm description see 300759
300860 Excessive emergency retraction speed
Note
Alarm description see 300760
300861 Minimum generator speed too high
Note
Alarm description see 300761
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Siemens AG 2001 All rights reserved 6FC5198–jAB40
SINUMERIK 840C / SIMODRIVE 611–D (DA)
04/96
01/99
Reset key
Power On