Festo CPX-2AA-U-I, Electronic Manual

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4. Analogue input module CPX−4AE−T
4−32
Festo P.BE−CPX−AX−EN en 0503b
Error LEDs
The red error LEDs indicate channel or module faults depend
ing on the parametrizing.
E rror L E D
c h anne l x
1)
M od u l e
f au l t L E D
I nsta ll ati o n F au l t
num b e r
F au l t t r eatment
LED is out LED is out
Faultless operation None
LED lights up
LED lights up
F au l t s hor t ci r cuit c h anne l x
or
F au l t w i r e fr actu r e c h anne l x
2
3
Eliminate short
circuit or check
connected sensors
Check and, if
necessary, replace
the cable and
connected sensors.
LED flashes LED lights up
L imit v a l ue n o t r eac h e d
Set limit value not reached or
sensor temperature range not
reached
or
L imit v a l ue e x cee d e d
Set limit value exceeded or
sensor temperature range
exceeded
9
10
See section 4.5.1,
Tab.4/19
LED lights up LED flashes
P a r amet r i z in g f au l ts 29 See section 4.5.1,
Tab.4/20
LED flashes
LED is out
S e rv icin g r e q ui r e d 255 Replace module
1)
One LED per channel
Tab.4/21: Error LEDs of the temperature module CPX−4AE−T