9300 Servo PLC
Appendix
3-10
l
ServoPLC EN 2.0
Access to the history buffer via Global Drive Control (GDC)
The history buffer of the PLC can be displayed in GDC.
•
Doubleclick the entry ”Dialog diagnostics” in the GDC parameter menu to open the dialog box
9300 diagnostics
:
History buffer
No. of system error message and response (C0168/x)
Time of occurrence (C0169/x)
Frequency of errors in sequence (C0170/x)
Trip reset; only possible if the display does not indicate any errors.
3.3.5
Fault analysis via the LED of the PLC
Two LEDs at the front of the PLC indicate the controller status:
LED green
LED red
Controller status
Check test
n
o
Controller enabled; no error
«
o
Controller inhibit, switch-on inhibit
C0183; or C0168/1
o
«
Fail
C0168/1
n
«
Warning, Fail-QSP
C0168/1
n
on
o
off
«
blinking
3.3.6
Error analysis via the 9371BB keypad
Displayed status messages indicate the controller status:
Display
Controller status
Check test
RDY
PLC ready for operation, controller can be inhibited
C0183, C0168/1
IMP
Pulses at the power stage inhibited
C0183, C0168/1
I
max
Max. current reached
M
max
Max. torque reached
Fail
Error through TRIP, message, fail QSP or warning
C0183, C0168/1
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