Remote Access Gateway IGW/922 - Hardware Reference
8
B o a r d R e v i s i o n 1 . 0 / M a n u a l R e v i s i o n 1 . 3
4
CONNECTIONS
4.1
Serial Port COM2
To create an RS232 serial link on port COM2 of the Remote Access Gateway IGW/922 con-
nect the adapter cable and the null-modem cable like shown in the figure below.
Figure 2:
RS232 link on serial port COM2
Terminal
Signal
B2
COM2 Serial Port: TXD (RS232), RX/TX- (RS485)
B3
COM2 Serial Port: RXD (RS232), RX/TX+ (RS485)
B4
Ground
Table 5:
Screw terminal COM2
