Siemens Sinumerik 840C Diagnostics Manual page 203

04/96
07/97
300608 Speed controller against stop
Scan
Cyclic after control power up
S
Effect
Pulse suppression, motor runs down
S
SIMODRIVE_READY and DRIVE_READY are cancelled.
S
Reset error
Explanation
Set torque value exceeds limit torque value, set speed value is less than speed threshold MD 1606 and the time of
MD 1603 (FDD) has expired.
Causes:
S
Motor encoder not connected
S
Motor encoder cable faulty
S
Module faulty
S
Encoder faulty
S
Motor earth not connected
S
Motor encoder cable shield not connected
S
Motor not connected or phase not connected
S
Motor blocked
Remedy
Eliminate cause
Note
Applies as from SW 3
300609 Temperature probe break
Scan
Cyclic after control power up
S
Effect
Pulse suppression, motor runs down
S
SIMODRIVE_READY and DRIVE_READY are cancelled.
S
Reset error
S
Explanation
Temperature encoder faulty (motor)
S
Connection to encoder faulty
S
Module faulty
Remedy
Eliminate cause or operate at fixed temperature
Note: Temperature monitoring not active with fixed temperature
Note
Applies as from SW 3
300609 Encoder limit frequency exceeded
Scan
Cyclic after control power up
Effect
for MSD:
S
Pulse suppression, motor runs down
S
SIMODRIVE_READY and DRIVE_READY are cancelled.
S
Power On error
for FDD:
S
Controllers are disabled, motor is braked
S
SIMODRIVE_READY and DRIVE_READY are cancelled
S
Power On error
Response via MD 1613.9 configurable as from SW 4
Explanation
Actual speed value exceeds the encoder limit frequency:
S
Wrong encoder
S
MD 1005 does not correspond to number of encoder marks
S
Encoder defective
S
Motor encoder cable defective or not fastened properly
S
Motor encoder cable screen not connected
S
Drive module defective
Remedy
Eliminate cause
Note
Applies as from SW 4
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Siemens AG 2001 All rights reserved 6FC5198–jAB40
SINUMERIK 840C / SIMODRIVE 611–D (DA)
1 Alarms
1.5.1 Alarm description
Reset key
Reset key
Reset key
1–195