YASKAWA Varispeed F7 Connection Manual page 50

A) When using the COM port conversion adapter (CA3-ADPCOM-01), the terminal block conversion adapter
(CA3-ADPTRM-01) by Pro-face, and a user-created cable.
• 1:1 Connection
Display
CA3-ADPCOM-01
• 1:n Connection
Display
CA3-ADPCOM-01
CA3-ADPTRM-01
• For the shield ground, be sure to use the ground terminal on the External Device.
• Turn on the termination resistor switch on the External Device located at the end.
GP-Pro EX Device/PLC Connection Manual
Terminal Block
Signal name
CA3-ADPTRM-01
Display
Terminal Block
Signal name
TRM
RDA
RDB
SDA
SDB
Display
Shield
TRM
RDA
RDB
SDA
SDB
User-created cable
External Device
Terminal Block
Shield
Signal name
S +
S -
R +
R -
User-created cable
50
Inverter SIO Driver
External Device
Terminal Block
Signal name
S +
S -
R +
R -
External Device
Terminal Block
Shield
Signal name
S +
S -
R +
R -