Siemens SINUMERIK 840D sl Series Diagnostics Manual page 861

08/2005
- 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.
For standard motors: Reset the drive (delete the bootfile) and repeat the startup.
For third-party motors: Check and, if necessary, refer to the motor data sheet to correct
MD 1142: $MD_FIELD_WEAKENING_SPEED (threshold speed for field weakening).
Program Con- Switch control OFF - ON.
tinuation:
300736
Axis %1 drive %2 Lh characteristic invalid
Parameters: %1 = NC axis number
%2 = Drive number
Definitions: The value in MD 1143: $MD_LH_CURVE_UPPER_SPEED (LH curve upper speed) is
less than or equal to the value in MD 1142: $MD_FIELD_WEAKENING_SPEED (thresh-
old speed for field weakening) or the value in MD 1144: $MD_LH_CURVE_GAIN (LH
curve gain) is less than 100.
Reactions: - 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.
For standard motors: Reset the drive (delete the bootfile) and repeat the startup.
For third-party motors:
• Modify MD 1143: $MD_LH_CURVE_UPPER_SPEED (Lh curve upper speed)
• Modify MD 1144: $MD_LH_CURVE_GAIN (Lh curve gain)
• Modify MD 1142: $MD_FIELD_WEAKENING_SPEED (threshold speed for field weak-
ening) should be checked and, if necessary corrected.
• Call the SIEMENS AG, SIMODRIVE Hotline.
Program Con- Switch control OFF - ON.
tinuation:
300737
Axis %1 drive %2 configuration of two EnDat encoders not possible
Parameters: %1 = NC axis number
%2 = Drive number
Definitions: The MCU hardware does not allow two absolute encoders to be connected on one axis
with the EnDat interface.
Reactions: - 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.
© Siemens AG, 2005. All rights reserved
SINUMERIK 840D sl/840D/840Di/810D Diagnostics Guide (DA), 08/2005 Edition
Overview of Alarms
2-861