SMC Networks EX250-SPR1, Руководство по эксплуатации

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-26-
No.EX
※※
-OME0014-F
Trouble No.7
Trouble Possible cause Investigation method of cause Remedy
Incorrect wiring of the
power supply for
control and input
block of the product. Confirm there is no incorrect connection
between input and SI unit controlling part
power supply and SI unit power supply
connector. Review the connection
condition of the power supply
cable. (If the cable is broken,
replace it with a new one.)
The SI unit
PWR LED
turns off.
Failure of the power
supply for control and
input block of the
product.
Check the condition of the power supply for
control and input block of the product.
Supply DC24 V+/-10% to the
power supply for control and
input block of the product.
Trouble No.8
Trouble Possible cause Investigation method of cause Remedy
Confirm the signal line from PLC is
connected correctly.
Review the connection
condition of the power supply
cable. (If the cable is broken,
replace it with new one.)
Address setting error:
[In hardware mode] Confirm the address
setting of DIP switch is performed correctly.
[In software mode] Confirm the address set
through network is correct.
Review the settings of the
product.
Check the length of communication line in
respect to the communication speed,
presence of the terminating resistor at both
ends of transmission line and use of
PROFIBUS dedicated cable.
Review wiring and settings.
BF LED turns
on. PROFIBUS
communication error.
Confirm there is no equipment and high
voltage line which might generate a noise
around the communication line.
Take a proper measure such
as by separating the
communication line from the
noise source.