INVERTER SIO Driver
GP-Pro EX Device/PLC Connection Manual
94
5G)
•
1:1 Connection
•
1:n Connection
*1
The resistance in the Display is used as the termination resistance. Set the value of the DIP Switch on the
rear of the Display as shown in the table below.
• For 1:n connection, set the termination resistance switch on the External Device located at the
end to ON.
DIP Switch No.
Set Value
1
OFF
2
OFF
3
ON
4
ON
SDA
RDB
SG
ERA
SDB
ERB
CSB
RDA
CSA
5
4
DX(+)
DX(-)
Signal name
Display
Termination
resistance*1
Pin
Signal name
RS-485 communication card
(OPC-E1-RS card)
RJ-45 connector
External Device side
Display side
Terminal block
SDA
RDB
SG
ERA
SDB
ERB
CSB
RDA
CSA
5
4
DX(+)
DX(-)
5
4
DX(+)
DX(-)
4
DX(-)
5
DX(+)
Signal name
Display
Termination
resistance*1
RJ-45 connector
on OPC-E1-RS card
Pin
Signal name
RS-485 communication card
(OPC-E1-RS card)
RJ-45 connector
External Device side
External Device side
Pin
Signal name
RS-485 communication card
(OPC-E1-RS card)
RJ-45 connector
External Device side
Pin
Signal name
RS-485 communication card
(OPC-E1-RS card)
RJ-45 connector
External Device side
RJ-45 connector
on OPC-E1-RS card
External Device side
Display side
Terminal block