Siemens Sinumerik 840C Diagnostics Manual page 186

1 Alarms
1.5.1 Alarm description
165071 Rotor resistance (MD x138) illegal
Scan
Softkey "Calculate controller data (MSD only)"
Effect
The controller data have been calculated, the machine data concerned has been given a suitable default value.
Explanation
The value 0 has been entered for the rotor resistance (MD 1138 and MD 2138).
Remedy
If necessary, correct value and repeat function.
Note
Applies as from SW 5.4
165072 Moment of inertia (MD x117) illegal
Scan
Softkey "Calculate controller data"
Effect
The controller data have been calculated, the machine data concerned has been given a suitable default value.
Explanation
The value 0 has been entered for the moment of inertia (MD 1117 and MD 2117).
Remedy
If necessary, correct value and repeat function.
Note
Applies as from SW 5.4
165073 Maximum speed smaller than field weakening speed
Scan
Softkey "Calculate controller data (MSD only)"
Effect
The controller data have been calculated, the machine data concerned has been given a suitable default value.
Explanation
The maximum speed (MD 1146 and MD 2146) is smaller than the field weakening speed (MD 1142 and MD 2142).
Remedy
If necessary, correct value and repeat function.
Note
Applies as from SW 5.4
165074 Field weakening speed (MD x142) not allowed
Scan
Softkey "Calculate controller data (MSD only)"
Effect
The controller data have been calculated, the machine data concerned has been given a suitable default value.
Explanation
The value 0 has been entered for the field weakening speed (MD 1142 and MD 2142).
Remedy
If necessary, correct value and repeat function.
Note
Applies as from SW 5.4
165075 No-load current (MD 1118) not allowed
Scan
Softkey "Calculate controller data (FDD only)"
Effect
The controller data have been calculated, the machine data concerned has been given a suitable default value.
Explanation
The value 0 has been entered for the no-load current.
Remedy
If necessary, correct value and repeat function.
Note
Applies as from SW 5.4
165076 Ratio maximum current / no-load current illegal
Scan
Softkey "Calculate controller data (FDD only)"
Effect
The controller data have been calculated, the machine data concerned has been given a suitable default value.
Explanation
The ratio maximum current (MD 1104) no-load current (MD 1118) exceeds 900.
Remedy
If necessary, correct value and repeat function.
Note
Applies as from SW 5.4
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Siemens AG 2001 All rights reserved 6FC5198–jAB40
SINUMERIK 840C / SIMODRIVE 611–D (DA)
04/96
OK softkey
OK softkey
OK softkey
OK softkey
OK softkey
OK softkey