Yaskawa MP940 Reference Manual - Manual (Page 100)

MotionSuite™ MP940 Machine Controller Reference Manual Serial Transmission Function
4-9
Connector pin array and signal name
The table below shows details of programming device connection to serial
port 2.
Insert the terminal resistor to the (+) pole.
If inserting the terminal resistor, connect to the RXR(+) and RX(-), as well
as TXR(+) and TX(-) signals.
If not inserting the terminal resistor, connect to the RX(+) and RX(-) as well
as TX(+) signals.
• Module Connector: 10214-52A2JL (3M)
• Cable Connector Unit: 10114-3000VE (3M)
• Shell: 10314-52A0-008 (3M)
No.
Signal
Name
Reference No.
Signal
Name
Reference
1 TX+ + side of transmission
data 8 TX+ + side of transmission
data
2 TX- - side of transmission
data 9 TX- - side of transmission
data
3 RX+ + side of received
data 10 RX+ + side of received
data
4 RX- - side of received
data 11 TXR Transmission data
terminal resistor
5 — — 12 — —
6 RX- - side of received
data 13 VCC Power+5V
7 RXR Reception data termi-
nal resistance 14 GND Ground
PORT2
Terminal Resistor
RXR (+)
RX (+)
RX (-)
TXR（+）
TX（+）
TX（-）