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8. Technical specificationsService functions and error messages
Festo.P.BE-CMMS-ST-HW-EN 0903b
109
Display
Meaning
PH x
Homing run. "x" represents the respective phase of the homing run:
0: Search phase
1: Slow moving phase
2: Travel to zero position
The digits are sequentially displayed
E xxy
Error message with index "xx" and sub-index "y"
-xxy-
Warning message with index "xx" and sub-index "y".
Warnings are shown at least twice on the seven-segment display.
Tab. 8.1: Operating mode and error display
8.2.2
Error messages
When a fault occurs, the CMMS-ST displays an error message cyclically in the seven
segment display. The error message consists of an E (for error), a main index and sub-
index, e.g.: E 01 0.
The meaning and the measures for the error messages are compiled in the table below:
Error message
Meaning of error
message
Measures
Error
reaction
Main
index
Sub-
index
01
0
Stack overflow
Wrong firmware?
Reload standard firmware if necessary.
Contact Technical Support.
PS off
02
0
Undervoltage in
intermediate circuit
Error priority set too high?
Check the intermediate circuit voltage
(measure)
PS off
1)
03
0
Monitoring the motor
temperature
Motor too hot? Check the parameterization
(current controller, current limit values)
Suitable sensor?
Defective sensor?
If error also exists with a bridged sensor:
Device defective.
PS off
1
Monitoring the motor
temperature
PS off
1)
04
0
Power section
temperature monitoring
Temperature display plausible?
Check installation conditions.
PS off
1)
05
0
5 V supply fault
The fault cannot be rectified automatically.
Send stepping motor controller to your local
sales partner.
PS off
1
24 V supply fault
2
12 V supply fault
06
0
Short circuit in end stage Motor defective?
Short-circuit in cable?
End stage defective?
PS off