Mitsubishi FX3UC SERIES User Manual page 308

FX FX Series Programmable Controllers Series Programmable Controllers
3UC 3UC
User's Manual - Hardware Edition User's Manual - Hardware Edition
2. Checking the wiring to the external equipment
1
Checking the wiring between the input unit and the external equipment
1) Turn ON the switch corresponding to "X020" of the external equipment connected to the input unit whose
station No. is 1.
2) Monitor X020 using the PLC programming tool.
3) When X020 is ON, it means that the input unit is normally connected to the external equipment.
2
Checking the wiring between the output unit and the external equipment
1) Turn ON and OFF Y020 by the forcible ON/OFF operation from the PLC programming tool.
2) When the output unit is normally connected to the external unit, the LED corresponding to Y020 of the
external equipment turns ON.
302
9 CC-Link/LT Built-in master ability (Only FX3UC-32MT-LT)
9.14 Test run (communication test) and judgment method