Instruction Manual

6. Diagnosis and fault display
6−12
Festo P.BE−GDCP−SFC−LACI−PB−E N 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 ser vice
PNU 208
0x002
72
ERROR SFC−L ACI
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 ser vice
PNU 205
0x0004
82
CAN
COMMUNICATION
ERROR
CAN communication error
· Contact Festo ser vice
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 ser vice
PNU 205
0x0008
107
*)
Fault number in the diagnostic memory, see section 6.4.
Tab.6/7: Error messages