Simrad argus - Serial Line 3, Epfs - Gps

Argus Radar - SERIAL INTERFACE SPECIFICATIONS
988-10187-004 2.10
2.3 Serial Line 3, EPFS - GPS
It is possible to receive RS422 or RS232 standard signal at 4800 or 38400 bps indifferently
on TB3 (FNMEA 3). Note that the circuit is able to receive at 4800 and 38400 bps also with
RS232 connection, but this is not a standard connection according to the IEC 61162-2
standard.
SCHEME 3
IN +
IN -
SHLD
OUT+
OUT-
GND
RS 422 Interface Listener Connection
+ IN
"A" Data Input
- IN
"B" Data Input
SHLD
“C” insulated Ground
Input Load
≥ 7KΩ
RS 232 Interface Listener Connection
- IN
RX Data Input
SHLD and + IN
Insulated ground
Input Load
≥ 7KΩ
RS 422 Output Talker Connection
+ OUT
"A" Data Output
- OUT
"B" Data Output
GND
“C” Ground
Output Drive
150 mA
This serial line complies to IEC 61162-1 and IEC 61162-2.
Accepted sentences: ZDA, GLL, GGA, GNS, RMC, DTM and ACK.
Send sentences OSD, RSD and TTM.