Furuno AIS Transponder FA-50 User Manual
Page 54

SP-2
E4442S01A
4.4
Co-channel rejection
10 dB
4.5
Adjacent channel selectivity
70 dB
4.6
Spurious response
70 dB
4.7 Inter-modulation
65
dB
4.8 Sensitivity
suppression 84
dB
4 GPS
RECEIVER
4.1
Receiving frequency
1575.42 MHz
4.2
Tracking code
C/A code
4.3
Number of channel
12 channels parallel, 12 satellites
4.4
Position fixing method
All in view, 8-state Kalman filter
4.5
Position accuracy
10 m approx., 95% of the time, (HDOP 4)
DGPS: 5m approx., 95% of the time
4.6 Tracking
velocity
900
kts
4.7
Position fixing time
Warm start: 36 s typical, Cold start: 43 s typical
4.8 Geoids
WGS84
4.9
Position update interval 1 s
4.10 DGPS data correcting
By AIS information
5 INTERFACE
5.1 COM
I/O
Input:
RS-422 (38.4kbps) / IEC61162-1 (4800bps)
ACK, BBM, DTM, GBS, GGA, GLL, GNS, HDT, OSD, RMC,
SSD, VBW, VSD, VTG, AIQ, DSC, DSE, PFEC
Output: RS-
422
(38.4kbps)
ABK, ACA, ACS, ALR, VDM, VDO, TXT, PFEC
5.2 NETWORK
Ethernet
10BASE-T/100BASE-TX
Input:
ACK, BBM, DTM, GBS, GGA, GLL, GNS, HDT, OSD, RMC,
SSD, VBW, VSD, VTG, AIQ, DSC, DSE, PFEC
Output:
ABK, ACA, ACS, ALR, VDM, VDO, TXT, PFEC
5.3
Function alarm
LED indication, series data output
6 POWER
SUPPLY
12-24 VDC: 2.0-1.0 A
7 ENVIRONMENTAL
CONDITIONS
7.1 Ambient
temperature
Antenna unit
-30°C to +70°C
Transponder
-15°C to +55°C
7.2
Relative humidity
93% at +40°C
7.3
Degree of protection
Antenna unit
IPX6