YOKOGAWA UP35A, User Manual

Page: 33 / 412

1-12
IM 05P02D41-01EN
Light-loader Communication
Use the LL50A to set parameters and create ladder programs. Attach the adapter to the
front of the controller to communicate.
► Light-loader function: LL50A Parameter Setting Software User’s Manual
Light-loader
adapter
Dedicated cable
LL50A Parameter Setting Software
To USB terminal
Maintenance Port Communication (Power supply is not required for the
UP35A/UP32A)
Maintenance port is used to connect with the dedicated cable when using LL50A
Parameter Setting Software (sold separately). The parameters can be set without
supplying power to the UP35A/UP32A. Likewise, the ladder program and the program
pattern can also be downloaded.
Dedicated cable
LL50A Parameter Setting Software
To USB terminal
CAUTION
When using the maintenance port, do not supply power to the controller. Otherwise, the
controller does not work normally.
If power is supplied to the controller while the cable is connected, or the cable is
connected to the controller already turned on, unplug the cable and turn on the controller
again. The controller returns to the normal condition.
1.7 Communication Functions