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8. Connector
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8. Connector
8.1
Connector Types and I/O Signal Connection
Connector positions and pin numbers of PMC-HS Series is shown in the figure below.
Note that you connect wires following pin number correctly. If the power connector (CN1) is connected in
reverse or any current/voltage in excess of the rated current/voltage are entered to each signal, internal
circuit may be broken�
8.1.1
CN1: Power Connector
Connect the power of 24VDC to it. Connect the power fitting to the polarity.
※
The internal wiring diagram of RS-232C communication cable is as shown below�
8.1.2
CN2: RS-232C Connector
It is the RS-232C serial communication connector� It connects to a communication port in a PC or a teaching
unit by means of the serial communication cable for the program edit mode or the manual operation mode
by the PC or the teaching unit (PMC-2TU-232).
Connector
CN1
Power connector
CN2
RS-232C connector
(connects with PMC-2TU-232)
CN3
Parallel connector
CN4
X-axis I/O connector
CN5
Y-axis I/O connector
CN6
USB connector
Pin No�
Signal Name
1
24VDC
2
GND (0V)
Pin No�
Signal name I/O
Description
1
TXD
Output
Receiving data
2
RXD
Input
Transmitting data
3
GND
-
Ground
4
-
-
No-connection
5
-
-
No-connection
6
-
-
No-connection
PMC-HS
CN2 RS-232C Connector
6P modular
connector
6P
Connector
Cable Length 1�5m
Cable
DE-9S
1
6
PC connection connector
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
TXD
RXD
GND
DCD
RXD
TXD
DTR
GND
DSR
RTS
CTS
RI
PMC-1HS-232C does not have CN5 and CN6,
and PMC-1HS-USB does not have CN5.
CN2
CN1
CN3
CN6
CN4
CN5