Troubleshooting - SMC Networks EX510-GMJ1 Operation Manual

Display/ Switch Setting (continued)
Setting of the number of stations occupied
(Switch No.2 to 3)
The setting of the number of stations occupied is performed with
switch No.2 to 3.
3 stations are occupied at shipment.
Station setting No.2
2 station-occupied OFF
3 station-occupied ON
Mode setting (Switch No.4)
Mode setting of each port is available only when 2 stations are
occupied.
No.4 is used for mode setting.
The default setting is mode A.
Mode No.4 Number of branch
A OFF 16 points per port
B ON 8 points per port
22
The max. available number
No.3
of I/O point
ON Input 32/ Output 32
OFF Input 64/ Output 64
Valid port
COM A and B
COM A to D

Troubleshooting

Overall system
No. Item
•Check the power for output (24 VDC) is supplied.
•Check the branch cable is connected to SI unit.
Solenoid
•Check the LED for power supply (PWR) and the
1 valve is not
LED for communication (COM) at SI unit are ON.
working
•Ensure output branch current does not exceed the
specification range.
Valve is not
working as •Program it after checking the wiring specification
2
program of manifold block assembly.
directs
Signals •Check the power for input and controlling GW
cannot be (24 VDC) is supplied.
3 received •Check the input unit indication LED is ON.
even with a •Ensure input branch current does not exceed the
sensor specification range.
COM A-D is •Check the connection of UNLIT COM port branch
4
not LIT to input unit.
Remedy/ Disposal
23