Specifications |
Parameter |
Description |
General |
|
L1 1575.42MHz GALILEO Open Service L1 ublox6 50 channels, C/A code |
Sensitivity |
|
-160dBm (tracking) -147dBm (Acquisition/Reacquisition) |
Accuracy |
Position |
5.0 meters CEP |
DGPS Accuracy |
2.0 meters CEP |
Time |
30 nanosecond rms (1 PPS) |
Acquisition |
Cold start |
32 sec. (typical) |
Warm start |
32 sec. (typical) |
Hot start |
1 sec. (typical) |
Reacquisition |
|
< 1 sec, typical |
Dynamics |
Altitude |
50,000 meters max. |
Velocity |
500 meters /sec max. |
|
. |
Operation Temperature |
|
-40°C to +85°C |
Storage Temperature |
|
-45°C to +90°C |
Operating Humidity |
|
0% to 95% RH, non condensing |
Water Resistance |
|
100% waterproof |
Primary Power |
|
7V ~ 40V DC |
Power Consumption |
|
150mA |
Protocol |
|
NMEA0183 v2.3 |
Signal level |
|
RS-232(standard), & RS-422 optional |
NMEA Message |
|
GGA, ZDA,GSA,GSV, RMC, VTG(Default) |
EMI filter |
|
Rejects power line interference |
Power cable |
|
UL 2464/24Awg 15M |
Enclosure |
|
High impact, corrosion-proof polycarbonate resin |
Connector |
|
Open |
Dimensions |
GPS Locator |
90.5mm(Dia.) × 108.5mm(H) |
Mounting Base |
70mm(W) × 41.5mm(H) optional FB1 & FB2 & FB3 |
Weight |
|
200 grams |
Standard Mounting |
|
Concinnity and Solid design |
* This specification is subject to change without prior notice
User selectable datum *Pole mount to 1"-14 UNS threaded mast
RS232 I/O Connection
I/O PIN & CABLE |
Wire |
Function |
White |
Receive |
Green |
transmit |
Yellow |
N.C |
Bare Braid |
Earth/GND |
Blue |
1PPS or N.C |
Purplr |
N.C |
Black |
Power- GND |
Red |
Power+ |
RS422 I/O Connection
Wire |
Function |
White (R+) |
Differential input + |
Green (T-) |
Differential output - |
Yellow (T+) |
Differential output + |
Purplr (R-) |
Differential input - |
Blue |
1PPS or N.C |
Bare Braid |
Earth/GND |
Black ( - ) |
Power- GND |
Red (+) |
Power+ |
Output NMEA Messages
Table 3 NMEA-0183 V2.3 Output Messages
NMEA Sentence |
Description |
GGA (default) |
Global Positioning System Fixed Data |
GLL |
Geographic Position - Latitude/Longitude |
GSA (default) |
GNSS DOP and Active Satellites |
GSV (default) |
GNSS Satellites in View |
RMC (default) |
Recommended Minimum Specific GNSS data |
VTG (default) |
Course Over Ground and Ground Speed |
ZDA (default) |
Time and Date |
GGA--- Global Positioning System Fixed Data
Table 4 contains the values for the following example:
$GPGGA,092725.00,4717.11399,N,00833.91590,E,1,8,1.01,499.6,M,48.0,M,0*5B
Table 4 GGA Data Format
Name |
Example |
Units |
Description |
Message ID |
$GPGGA |
|
GGA protocol header |
UTC Time |
092725.00 |
|
hhmmss.ss, Current time |
Latitude |
4717.11399 |
|
ddmm.mmmmm, Degrees + minutes |
N/S Indicator |
N |
|
N=north or S=south |
Longitude |
00833.91590 |
|
dddmm.mmmmm, Degrees + minutes |
E/W Indicator |
E |
|
E=east or W=west |
Position Fix Indicator |
1 |
|
See table 5 |
Satellites Used |
8 |
|
Range 0 to 12 |
HDOP |
1.01 |
|
Horizontal Dilution of Precision |
MSL Altitude |
499.6 |
m |
|
Units |
M |
meters |
Meters (fixed field) |
Geoid Separation |
48.0 |
m |
|
Units |
M |
meters |
Meters (fixed field) |
Age of Differential Corrections |
|
second |
Blank (Null) fields when DGPS is not used |
Diff. Ref. Station ID |
0 |
|
|
Checksum |
*5B |
|
|
|
|
|
End of message termination |
Table 5 Position Fix Indicator
Value |
Description |
0 |
No fix or invalid |
1 |
Standard GPS (2D/3D) |
2 |
Differential GPS |
6 |
Estimated (DR) Fix |
GLL--- Geographic Position – Latitude/Longitude
table 6 contains the values for the following example:
$GPGLL,4717.11364,N,00833.91565,E,092321.00,A,A*60
Table 6 GLL Data Format
Name |
Example |
Units |
Description |
Message ID |
$GPGLL |
|
GLL protocol header |
Latitude |
4717.11364 |
|
ddmm.mmmmm, Degrees + minutes |
N/S Indicator |
N |
|
N=north or S=south |
Longitude |
00833.91565 |
|
dddmm.mmmmm, Degrees + minutes |
E/W Indicator |
E |
|
E=east or W=west |
UTC Time |
092321.00 |
|
hhmmss.ss, Current time |
Status |
A |
|
V = Data Invalid / Receiver Warning, A=Data Valid |
Status |
A |
|
N=No Fix, A=Autonomous GNSS Fix, D=Differential GNSS Fix, E=Estimated/Dead Reckoning Fix |
Checksum |
*60 |
|
|
|
|
|
End of mes End of message termination |
GSA---GNSS DOP and Active Satellites
Table 7 contains the values for the following example:
$GPGSA,A,3,23,29,07,08,09,18,26,28,1.94,1.18,1.54*0D
Table 7 GSA Data Format
NameExampleUnitsDescription
Message ID |
$GPGSA |
|
GSA protocol header |
Mode 1 (Smode) |
A |
|
See table 8 |
Mode 2 (Fix Status) |
3 |
|
See table 9 |
Satellite Used |
23 |
|
SV on Channel 1 |
Satellite Used |
29 |
|
SV on Channel 2 |
|
|
|
Repeated for each channel |
Satellite Used |
|
|
Sv on Channel 12 |
PDOP |
1.94 |
|
Position Dilution of Precision (00.0 to 99.99) |
HDOP |
1.18 |
|
Horizontal Dilution of Precision (00.0 to 99.99) |
VDOP |
1.54 |
|
Vertical Dilution of Precision (00.0 to 99.99) |
Checksum |
*0D |
|
|
|
|
|
End of message termination |
Table 8 Mode 1 (Smode)
Value |
Description |
M |
Manual- forced to operate in 2D or 3D mode |
A |
Automatic-allowed to automatically switch 2D/3D |
Table 9 Mode 2 (Fix Status)
Value |
Description |
1 |
Fix not available |
2 |
2D Fix |
3 |
3D Fix |
GSV---GNSS Satellites in View
Table 10 contains the values for the following example:
$GPGSV,3,1,10,23,38,230,44,29,71,156,47,07,29,116,41,08,09,081,36*7F
$GPGSV,3,2,10,10,07,189,,05,05,220,,09,34,274,42,18,25,309,44*72
$GPGSV,3,3,10,26,82,187,47,28,43,056,46*77
Table 10 GSV Data Format
Name |
Example |
Units |
Description |
Message ID |
$GPGSV |
|
GSV protocol header |
Number of Messages |
3 |
|
Total number of GPGSV messages being output , Range 1 to 3 |
Message Number |
1 |
|
Number of this message, Range 1 to 3 |
Satellites in View |
10 |
|
|
Satellite ID |
23 |
|
SV ID (GPS: 1-32, SBAS 33-64 (33=PRN120)) |
Elevation |
38 |
degree |
Maximum 90 |
Azimuth |
230 |
degree |
Range 0 to 359 |
SNR (C/No) |
44 |
dBHz |
Range 0 to 99, null when not tracking |
|
|
|
Data of 2nd, 3rd Satellite (same as above) |
Satellite ID |
29 |
|
SV ID |
Elevation |
71 |
degree |
Maximum 90 |
Azimuth |
156 |
degree |
Range 0 to 359 |
SNR (C/No) |
47 |
dBHz |
Range 0 to 99, null when not tracking |
Checksum |
*7F |
|
|
|
|
|
End of message termination |
RMC---Recommended Minimum Specific GNSS Data
Table 11 contains the values for the following example:
$GPRMC,083559.00,A,4717.11437,N,00833.91522,E,0.004,77.52,091202,,,A*57
Table 11 RMC Data Format
NameExampleUnitsDescription
Message ID |
$GPRMC |
|
RMC protocol header |
UTC Time |
083559.00 |
|
hhmmss.ss, Current time |
Status |
A |
|
A=data valid or V=data not valid |
Latitude |
4717.11437 |
|
ddmm.mmmmm, Degrees + minutes |
N/S Indicator |
N |
|
N=north or S=south |
Longitude |
00833.91522 |
|
dddmm.mmmmm, Degrees + minutes |
E/W Indicator |
E |
|
E=east or W=west |
Speed |
0.004 |
knots |
Speed Over Ground |
COG |
77.52 |
degree |
Course Over Ground (true) |
Date |
091202 |
|
Ddmmyy, Current Date in Day, Month Year format |
Magnetic Variation |
|
degrees |
E=east or W=west (Not being output by receiver) |
Magnetic variation E/W indicator |
|
|
Not being output by receiver |
Mode Indicator |
A |
|
N=No Fix, A=Autonomous GNSS Fix, D=Differential GNSS Fix, E=Estimated/Dead Reckoning Fix |
Checksum |
*53 |
|
|
|
|
|
End of message termination |
VTG---Course Over Ground and Ground Speed
Table 12 contains the values for the following example:
$GPVTG,77.52,T,,M,0.004,N,0.008,K,A*06
Table 12 VTG Data Format
Name |
Example |
Units |
Description |
Message ID |
$GPVTG |
|
VTG protocol header |
COG |
77.52 |
degrees |
Course Over Ground (true) |
|
T |
|
true |
COG |
|
degrees |
Course Over Ground (maganetic) (Not being output by receiver) |
|
M |
|
Magnetic |
Speed |
0.004 |
knots |
Speed over ground |
Units |
N |
|
Knots |
Speed |
0.008 |
km/hr |
Speed over ground |
Units |
K |
|
Kilometer per hour |
Mode |
A |
|
N=No Fix, A=Autonomous GNSS Fix, D=Differential GNSS Fix, E=Estimated/Dead Reckoning Fix |
Checksum |
*0B |
|
|
|
|
|
End of message termination |
ZDA---Time and Date
Table 13 contains the values for the following example: $GPZDA,082710.00,16,09,2002,00,00*64
Table 13 ZDA Data Format
Name |
Example |
Units |
Description |
Message ID |
$GPZDA |
|
ZDA protocol header |
UTC Time |
081727.00 |
degrees |
hhmmss.ss |
Day |
16 |
|
01 to 31 |
Month |
09 |
|
01 to 12 |
Year |
2002 |
|
4 digit year |
Local zone hours |
00 |
|
(Not being output by receiver) (fixed to 00) |
Local zone minutes |
00 |
|
(Not being output by receiver) (fixed to 00) |
Checksum |
*64 |
|
|
|
|
|
End of message termination |