Serial Link Signal Connection - ABB AW400 Series Instruction Manual

10.3 Serial link signal connection

The AW400 optional serial communication P.C. Board is equipped with modular telephone RJ45 type jack
supporting both for RS 232 and RS 422/485 standards:
RJ45 TELEPHONE SIGNAL CONNECTION JACK LAY-OUT:
Pin N.
1 GND
Ground
2
Rx IN
Data transmission from PC
3 Tx OUT
Data transmission to PC
4
5
6 GND
Ground
Table 13 - RJ45 Jack serial Communication connector pin-out
Fig. 16 - RJ45 Connector layout
For RS232 and RS485 use shielded cables, two-cores twisted pair wire, section 0.5 ÷ 1.0 mm
For RS422 use shielded cable, 4 cores, twisted pairs wire, section 0.5 ÷ 1.0 mm
Connect shields to the ground shield terminal strip inside AW400.
60
RS 232
Tx +
Data transmission to PC, +
Tx –
Data transmission to PC, -
GND
Ground
Rx +
-
Data transmission from PC, +
Rx –
-
Data transmission from PC, -
GND
Ground
RS 422
1 6
RJ45 Jack
RS 485
-
-
-
Data transmission to and from PC, -
-
Data transmission to and from PC, +
2
.
2
.