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5-18
D
Encoder Power Supply Grounds (1 to 3: E0V) and
Encoder Power Supply 5 V (E5V: 4 to 6)
O5.2
±
0.1 V as the power supply for the Servomotor encoder. The encoder power supply can-
not be used for other purposes.
j
CN3: Parameter Unit Input Specifications
Pin No.
Signal name
Function
I/O interface
1
TXD+
Transmission data +
This is the send data line-driver output to the
P
U i (
l
)
2
TXD–
Transmission data –
Parameter Unit (or a personal computer).
3
RXD+
Reception data +
This is the send data line-driver input from the
P
U i (
l
)
4
RXD–
Reception data –
Parameter Unit (or a personal computer).
5
PRMU
Unit switching
This is the switching terminal for a Parameter
Unit or personal computer. If the pin is open, it
is for a personal computer. If connected to
+5V, it is for a Parameter Unit.
6
RT1
Termination resistance
enabled/disabled
This is the termination resistance terminal for
the line receiver. For 1-to-1 communications or
7
RT2
enabled/disabled
the line receiver. For 1 to 1 communications or
for the final Servo Driver, short-circuit
RT1-RT2.
8
+5V
+5 V output
This is the +5 V output to the Parameter Unit.
9
GND
Ground
D
Pin Arrangement
1
TXD+
2
TXD–
5
PRMU
6
RT1
7
RT2
9
GND
3
RXD+
8
+5V
4
RXD–
Transmission
data +
Transmission
data –
Reception
data +
Reception
data –
Unit
switching
Termination
resistance
on/off
+5-V output
Ground
D
Connectors Used (D-sub Connector, 9 Pin)
Dai-ichi Denshi Kogyo
Socket at Servo Driver
17LE-13090-27 (D2BC)
Soldered plug at cable side
17JE-23090-02 (D1)
Cover at cable side
17JE-09H-15
OMRON
Soldered plug at cable side
XM2A-0901
Cover at cable side
XM2S-0912
j
CN4: Not Used
Specifications
Chapter 5
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