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メディア・コンバーター CEL-MAR ADA-1040のPDF ユーザーマニュアルをオンラインで閲覧またはダウンロードできます。CEL-MAR ADA-1040 12 ページ。 Rs-232 to rs-485 / rs-422 converter
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ADA-1040
PC
RS232 port
DTE/DB-9M
RxD - 2
TxD - 3
DTR - 4
DSR - 6
RTS - 7
CTS - 8
SG -5
3.2.2. CONNECTION OF DEVICES WITH RS232 PORT - DCE TYPE (MODEM)
In purpose of connecting ADA-1040 to RS232 port type DCE (eg modem), should be used the RS232 cable CAB-DB9M/DB9M-C-
1,8m (available in CEL-MAR offer). Example connection is shown below.
Device with RS232
port (DCE type)
eg. Modem
RS232 port
DCE/DB-9M
TxD - 2
RxD - 3
DSR - 4
DTR - 6
CTS - 7
RTS - 8
SG -5
DB-9F
CAB-DB 9F/DB9M-S-1,8m
socket
cable
2
3
4
6
7
8
5
Fig 5. Connection to RS-232 computer port
Cable / Adapter
DB-9F
CAB-DB9M/BD9M-C-2m /
socket
ADP-DB9M/DB9M-C
2
3
4
6
7
8
5
Fig 6. Connection to device with RS232 type DCE
ADA-1040
DB-9M
RS232
plug
DCE/DB-9F
2
Tx -2
3
Rx -3
4
DSR -4
6
DTR -6
7
CTS -7
8
RTS -8
5
GND -5
DB-9M
RS232
plug
DCE/DB-9F
2
Tx -2
3
Rx -3
4
DSR -4
6
DTR -6
7
CTS -7
8
RTS -8
5
GND -5
6
RS485/422
socket
Tx +
Tx -
Rx +
Rx -
Vss-
Vss+
Power
supply
Vss+
Vss-
ADA-1040
RS485/422
terminal
Tx +
Tx -
Rx +
Rx -
Vss-
Vss+
Power
Supply
Vss+
Vss-