Festo CP-A04-M12-CL, Руководство пользователя

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2. Input modules type CP−E08−M...−CL and CP−E16−KL−CL
2−14
Festo P.BE−CPEA−CL−E N en 0404NH
2.4 Diagnosis
2.4.1 Diagnosis via LEDs
Status LED
CP communication (PS) The operating status of the input module is shown by means
of the status LED CP communication (see Tab.2/3).
LED PS
(green) Sequence Operating status Fault treatment
LED lights up
ON
OFF
Operating voltage applied
CP communication OK None
LED is out
ON
OFF
Operating voltage not applied
or no connection to CP master
CP input module not contained
in string assignment of the CP
master
·
Check the CP cable and
the operating voltage
connection on the CP
master
·
Save the CP string
assignment on the CP
master (see manual for
the CP master)
LED flashes
ON
OFF
Test phase when the power
supply has been switched on
1)
or
Undervoltage in sensor supply
(< 17 V)
·
None
or
·
Eliminate undervoltage
1)
Only on CP masters without extended functions
Tab.2/3: Status LED CP communication (PS)