User Manual

6. Diagnosis and fault display
6−12
Festo GDCP−SFC−LACI−DN−EN en 0812NH
Error Fault no.
*)
PNUPossible cause and remedy
DIGITAL−POWER−
DOWN
Logic voltage < 15 V
Voltage drops under load: Power supply too
weak, cable too long, cable cross−section too
small?
PNU 205
0x0040
71
OVERCURRENT
POWER STAGE
Output stage current consumption too high,
e.g.due to short circuit.
· Contact Festo service
PNU 208
0x002
72
ERROR SFC−LACI
HOT
Temperature > 85 °C
· Remain within all maximum values and check the
mechanical system, e.g.for sluggishness
· Reduce the ambient temperature
· Improve the heat dissipation
PNU 205
0x0020
73
ELGO SENSOR /
COMMUNICATION
ERROR
Position sensor faulty
· Contact Festo service
PNU 205
0x0004
82
CAN
COMMUNICATION
ERROR
CAN communication fault
· Contact Festo service
PNU 205
0x0002
83
I
2
t−ERROR Current monitoring I
2
t
Possible cause: The drive is blocked, load/dynamics
too high.
· Check the drive mechanics
· Reduce load/dynamic response; increase the
pause times
PNU 205
0x1000
100
ERROR MOTOR
HOT
Temperature of the linear motor > 75 °C
· Remain within all maximum values and check the
mechanical system, e.g.for sluggishness
· Reduce the ambient temperature
· Improve the heat dissipation
PNU 205
0x0010
101
MOTOR STOP
ERROR
The positioning procedure is discontinued on the
control panel with EMERG.STOP (<Menu> button)
· Acknowledge the error
PNU 205
0x2000
106
HARDWARE
ERROR DRIVE
Wire break on temperature sensor
· Contact Festo service
PNU 205
0x0008
107
*)
Fault number in the diagnostic memory, see section 6.4.2.