E1...E4 d1 d2 d3 d4 Identifier
000...063
AC500-
Display
<− Display in
Class Comp Dev Mod Ch Err PS501
PLC
Browser
Class Inter-
face
Device Module Channel Error-
Identifier
Error message Remedy
3 8 255 3 0 26 Invalid configuration of
onboard I/O module, e.
g. 2  input channels are
configured as fast
counter and interrupt
input at the same time.
Correct
PLC con-
figuration
Warnings
4 8 1 2 1 2 Invalid configuration
value for PWM channel.
Frequency / cycletime
for the PWM channel of
the 8DI+6DO and 8DI
+6DO+2AI+1AO
module are common
and if both channel are
configured for PWM,
the frequency of the
second channel must
be set to 0.
Correct
frequency
4 8 1 2 0..1 4 PWM channel fre-
quency or cycle time
too high
Correct
frequency
or cycle
time
4 8 1 2 0..1 7 PWM channel fre-
quency or cycle time
too low
Correct
frequency
or cycle
time
4 8 1 2 0 52 Frequency on interrupt
input pin too high and
interrupt events are
missed
Correct
frequency
4 8 4 2 0..1 48 Analog input value too
high
Correct
value
4 8 5 2 0 48 Analog output value too
high
Correct
value
4 8 255 2 0 26 PLC was put into RUN
state, although a config-
uration error is present,
because parameter
Run on config fault is
set to YES
Correct
PLC con-
figuration
4 8 255 0 0 43 Unspecified or internal
error occured
Replace
processor
module
 
Processor Modules > AC500-eCo
2019/04/173ADR010121, 13, en_US58