Mitsubishi Electric FREQROL Connection Manual page 136

9F)
• 1:1 Connection
100Ω (1/2W)
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
1
2
3
7
GND(SG)
5
4
8
9
6
Shell
Display side
Pin Signal name Shield
1
DATA+
2
DATA-
3
NC
7 NC
5
GND(SG)
4
ERA
8
CSA
9
ERB
6
CSB
FG
Device in the chain.
Shield
DATA+
DATA-
NC
NC
ERA
CSA
ERB
CSB
FG
External Device side
Terminal Block
Signal name
SDA SDA
SDB SDB
RDA RDA
RDB RDB
SG SG
136
FREQROL Inverter Driver
External Device side
Terminal Block
Signal name
SDA
SDB
RDA
RDB
SG
External Device side
Terminal Block
Shield Signal name
SDA
SDB
RDA
RDB
SG