Owner's manual

5. Diagnostics and error handling
5−22
Festo P.BE−CPX−CMA X−SYS−EN en 0908NH
Malfunction group 5 System error B
CPX error group 105 (CPX−MMI: [System error B])
No. Message Cause/description Error handling Type
1)
50 Oper atin g pressure is too
low
2)
Pressure in both cylin der
cham be rs is <1.5 bar.
· Check the pressure
supply.
· Wait until the cylinder
chambers are suffi
ciently filled (possibly
via leakage through
valve).
· Configure as warning.
Error
level: F2 (W)
Reset: F
51 Controller load voltage
outside tolerance range
(und ervoltage)
Load voltage < 20 V for en
abled controller or over
load on axis string.
· Check the valve load
supply (U
VAL
).
Error level: F2
Reset: F
52 Controller op eratin g volt
age outside tolerance
range (un dervol tage)
Operati n g voltage <18V or
ov er load on axis string.
· Check the operating
voltage supply for
electronics/sensors
(U
EL/SEN
).
Error level: F2
Reset: F
53 Controller: Overload load
supply
Short ci rcuit in the cables
of the axi s string (between
the controller and valve or
valve an d sensor inter
face).
· Check the cables and
modules in the axis
string (e.g. for a cable
breakage), replace if
necessary.
Error level: F2
Reset: F
Defect in the CMAX con
troller .
· Check CMAX and ex
change, if necessary.
Defect in the valve. · Check the lines and
valves step−by−step
and exchange, if
necessary.
Over load in valve outputs. · Check output connec
tions and correct, if
necessary.
1)
For the error level and reset type, see section 5.2.3.
2)
Enable command, but no supply pressure.