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AgGPS 252 Receiver User Guide 25
Installing the Receiver 3
34.2 Port B
This port has the same connector as Port A, see above. Viewed from
outside the receiver, the Port B connector is on the right. It is the port
that is typically used to connect to the SiteNet 900 radio.
5 Signal GND Used for RS232 and other signals. Should
not be connected to
V– (battery negative)
6 Port 1 RTS OUT
7 Event OUT / Alarm OUT
8 Port 1 CTS IN
9Event IN
10 V+ IN
11 V- IN
12 CAN A Low I/O
Table 3.4 Port B pinout
Pin Name/Function Comments
1 CAN B High I/O
2 Port 2 RS232 Tx OUT
3 Port 2 RS232 Rx IN
4 PPS OUT
5 Signal GND Used for RS232 and other signals.
Should not be connected to V–
(battery negative)
6 Port 2 RTS OUT
or Port 3 RS232 Tx OUT
7 Event OUT / Alarm OUT
8 Port 2 CTS IN or Port 3
RS232 Rx IN
Table 3.3 Port A pinout (continued)
Pin Name/Function Comments
Ag252_100B_UserGuide_ENG.book Page 25 Thursday, July 28, 2005 4:06 PM