Siemens Sinamics S120 Diagnostic Manual page 918

List of actions
Automatic mode change /MODESWITCHTOSAVEDMODE/ No. 6
Definitions: Automatic change from an internal mode
into the externally set mode.
E.g: With teach-in: Internal mode = automatic or MDA
Should not occur in any alarm
Change measuring system /CONVERT_SCALING_SYSTEM/ No. 95
Definitions: Change over PI service measuring system
Should not occur in any alarm as, if necessary, the PI service is acknowledged negatively
Change to manual mode /MODESWITCHTOAHANDMODE/ No. 7
Definitions: Change the mode to a manual mode
(VDI signal: mode group signals, JOG, TEACH_IN, RE)
Not permitted if:
1. The nesting depth is too great
The current processing procedure can be interrupted by various events.
ASUB programs are activated according to the event.
These ASUB programs can be interrupted in the same way as the user program.
Free nesting depth of the ASUB programs is not possible
for memory reasons.
Example:
An interrupt interrupts the current program execution.
Other higher priority interrupts interrupt the previously activated
ASUB program execution.
2. The channel is active (program running, block search, loading machine data)
3. A channel has left the mode group on account of an interrupt.
4. Overstoring
Possible actions:
1. Cancel the program with the Reset button
2. Cancel the program with the Reset button
3. Cancel the program with the Reset button or wait until the interrupt has finished.
4. Deselect overstore
Change to program mode /MODESWITCHTOAPROGMODE/ No. 5
Definitions: Change the mode to a program operation mode "MDA or automatic"
(VDI signal: mode group signals)
Not permitted if:
1. The channel is active (program running, block search, loading machine data)
2. Has already been started in the other program operation mode.
3. A channel has left the mode group on account of an interrupt.
4. Overstoring
Possible actions:
1. Cancel the program with the Reset button
or stop the program (not with block search, loading machine data)
2. Cancel the program with the Reset button
3. Cancel the program with the Reset button or wait until the interrupt has finished.
4. Deselect overstore
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or stop the program (not with block search, loading machine data)
Diagnostics Manual, 07/2010, 6FC5398-8BP40-0BA0
Alarms