8
5-4 Receiver Display and RS232C
RS232C Pin Assignment
Pin Number
Signal
Description
Direction
1
2
TXD
Transmitted Data Signal
3
RXD
Received Data Signal
4
5
GND
Ground
6
7
CTS
Clear to Send Signal
8
RTS
Request to Send Signal
9
R-BL to PC/PLC
R-BL
PC/PLC D-Sub9S
Pin #
Signal
Description
Pin #
Signal
Description
1
1
DCD
N/A
2
TXD
Transmitted Data Signal
2
TXD
Transmitted Data Signal
3
RXD
Received Data Signal
3
RXD
Received Data Signal
4
4
DTR
N/A
5
GND
Ground
5
GND
Ground
6
6
DSR
N/A
7
CTS
Clear to Send Signal
7
CTS
Clear to Send Signal
8
RTS
Request to Send Signal
8
RTS
Request to Send Signal
9
9
NC
N/A
Frame
Shield
Frame
Shield
Indicating “ID”
Preference on mode setting
Indicating ID # when received signal
Status on mode setting
Содержание R-BL
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Страница 8: ...6 5 2 BLA US model ...
Страница 9: ...7 5 3 BL Japan model ...
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