3-Wire Connection To A Host; 8-Wire Connection To A Modem - ABB SLTA Option Card Serial LonTalk Technical Reference Manual

SLTA Option Card
5.2.2.
5.2.3.
10
Serial LonTalk™ Adapter
Technical Reference Manual
Protective shield
Conductive casing
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3-Wire connection to a host

The diagram below illustrates the cable requirements for 3-wire connection to a host.
Host (DTE Mode)
2
RXD
TXD
3
GND
5
9 pin female
D-connector
Host (DTE Mode)
TXD
2
3
RXD
GND 7
sslta_5
25 pin female
D-connector
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8-Wire connection to a modem

The diagram below illustrates the cable requirements for an 8-wire connection to a
modem.
Modem (DCE Mode)
DCD OUT 1
TXD 2
RXD 3
DTR IN 4
GND 5
6
DSR OUT
RTS IN 7
CTS OUT 8
RIOUT 9
9 pin female
D-connector
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sslta_4
SL TA (DCE Mode)
2 TXD
RXD
3
GND
5
9 pin male
D-connector
SL TA (DCE Mode)
TXD
2
3 RXD
GND
5
9 pin male
D-connector
SL TA (DTE Mode)
1 DCD IN
RXD
2
3 TXD
4 DTR OUT
5 GND
6 DSR IN
7 RTS OUT
8 CTS IN
9 RIIN
sslta_6
9 pin male
D-connector
1MRS 750107-MUM
ABB Automation