Mitsubishi Electric FREQROL Connection Manual page 126

8B)
• 1:1 Connection
Display
• Please set the terminating resistor switch of the External Device to the "100Ω" position.
• 1:n Connection
D-Sub 9pin (socket)
Termination
resistance
100Ω (1/2W)
Display
Shell
• Please set the terminating resistor switch to the "100Ω" position only on the last External
GP-Pro EX Device/PLC Connection Manual
Display side
D-Sub 9pin (socket)
Termination
Pin Signal name
resistance
100Ω (1/2W)
1
2
3
7
5
4
8
9
6
Shell
Display side
Shield
Pin
Signal name
1
RDA
2 RDB
3
SDA
7
SDB
5
SG
4
ERA
8
CSA
9
ERB
6 CSB
FG
Device in the chain.
External Device side
Shield
RDA
RDB
SDA
SDB
SG
ERA
CSA
ERB
CSB
FG
External Device side
Terminal Block
Signal name
SDA SDA
SDB SDB
RDA RDA
RDB RDB
SG SG
126
FREQROL Inverter Driver
Terminal Block
Signal name
SDA
SDB
RDA
RDB
SG
External Device side
Terminal Block
Shield Signal name
SDA
SDB
RDA
RDB
SG