Download Specification - SMC Pneumatics

During check
The information Condition C
about input
Check the condition
DIA_LED Light up
equipment can not
of GW unit
be recognized
After check
A fielfbus system
comes to operate
normally
A port COM_LED
to show the
connection with low
side goes off
GW unit comes to
operate normally.
⇒To Condition D
GW unit fails.
LED for power
supply of input unit
goes off
Refer to trouble
No.10
Refer to trouble
No.7
Condition D
Check the condition
of Input unit
Display LED
corresponding to
input signal goes off
or mis-light up
Input unit comes
to operate
normally
Refer to trouble
No.11
Input unit comes to
operate normally.
⇒A fieldbus system
comes to operate
normally.
Refer to trouble
No.12
∗: Some types of output equipment do not have LED display. For such equipment, check the Output unit voltage to judge if it is normal
or not.
Trouble No.1
Trouble
Possible cause
Incorrect branch cable
connection
PWR_LED of Incorrect output power
unit goes off. supply connection
Output power supply
failure
Investigation method of cause
Confirm there is no breakage, incorrect
connection and looseness at connecting part
of the branch cable.
Solution
Fix the connection of the
branch cable.
There is no incorrect connection between GW
unit power supply and Output unit power
Fix connection.
supply connector.
Confirm the condition of output power supply.
Supply 24 VDC+10%/-5% for
GW unit power supply and
Output unit power supply.
-57No.EX##-OMI0032-B