Siemens SINUMERIK 840Di Diagnostic Manual page 718

Overview of Alarms
SIMODRIVE alarms
300614 Axis %1 drive %2 time monitoring of motor temperature
Parameters: %1 = NC axis number
%2 = Drive number
Definitions: The motor temperature (measured via the temperature sensor KTY 84 and fed to the module through
the motor encoder cable) has exceeded the temperature limit in drive MD 1602:
$MD_MOTOR_TEMP_WARN_LIMIT for a longer period of time than permitted in drive machine data
1603 $MD_MOTOR_TEMP_ALARM_TIME. $MD_MOTOR_TEMP_ALARM_TIME (time stage motor
temperature alarm).
The alarm can be reprogrammed in the MD ALARM_REACTION_CHAN_NOREADY (channel not
ready).
Reaction: Mode group not ready.
The NC switches to follow-up mode.
Channel not ready.
NC Start disable in this channel.
Interface signals are set.
Alarm display.
NC Stop on alarm.
Channel not ready.
Remedy: Please inform the authorized personnel/service department.
- Motor overloaded.
- Check the motor data. Possibly the machine current was too high as a result of incorrect motor data.
- Check the temperature sensor.
- Check the motor encoder cable.
- Check the motor fan.
- Motor encoder defective.
- Check the acceleration.
- If necessary, use a higher-performance motor.
- Winding fault in motor.
- 611D control module defective.
- Modify MD 1230: $MD_TORQUE_LIMIT (1st torque limit), MD 1235: POWER_LIMIT (1st power
limit) set too high.
Program Clear alarm with the RESET key in all channels of this mode group. Restart part program.
Continuation:
300701 Axis %1 drive %2 start-up required
Parameters: %1 = NC axis number
%2 = Drive number
Definitions: This alarm appears when installing and starting up for the first time without valid 611D machine data!
Reaction: NC not ready.
The NC switches to follow-up mode.
Channel not ready.
NC Start disable in this channel.
Interface signals are set.
Alarm display.
NC Stop on alarm.
Remedy: Please inform the authorized personnel/service department.
- Reset motor data.
- Back up boot drive.
- Repeat the Power ON.
Program Switch control OFF - ON.
Continuation:
2-718
© Siemens AG, 2006. All rights reserved
SINUMERIK, SIMODRIVE Diagnostics Manual (DA), 11/2006 Edition
11/2006