Comnav G2 GNSS Satellite Compass with 6m Cable, NMEA2000
• New:
Supports both GPS and
GLONASS
satellites for complete
redundancy
• New:
Heading accuracy < 0.25°
rms
• New:
Position accuracy < 0.3m
95% confidence (DGPS)
• New:
An integrated 9 Axis
Inertial Measurement Core (IMC technology)
provides enhanced roll, tilt and heading stability even during
momentary
loss of satellite signals
• New:
IMO Compliant G3 color
display system (optional)
• New:
Engineered enhancements to
exceed sealed IP67 rating
• New:
Extended 2 year warranty
• NMEA
0183 and NMEA 2000® interface
• Type
approved as primary heading AND positioning device
•
Heave, Pitch, Roll and Rate of Turn as standard output
•
Heading updates 1 to 20 Hz
• BAUD
Rate selectable: 4800, 9600, 19200, 38400,115200
•
Fully compatible with on board NMEA 0183 and NMEA 2000® RADAR,
ECDIS, AIS, Cameras, SONAR, PC and Autopilots
•
Compact integrated surface mounting (Pole mount optional)
• IMO
Compliant, Wheelmark and USCG approved
•
Pre-programmed default settings for Heading, Rate of Turn,
Course over Ground, Lat/Long position, Time & Date
• 1PPS
output standard
• 15
meter serial cable standard (30 meter optional)
• 6
meter NMEA 2000® Cable (Optional)
• CE
certified for EMI and RFI immunity
• Worldwide service
SPECIFICATIONS
Receiver Type:
L1, C/A code, with carrier phase
smoothing
Channels:
Two x 32 parallel tracking GPS,
GLONASS, SBAS
Update Rate:
Standard 10 Hz, Selectable up to
20 Hz
(position and heading)
Horizontal Accuracy:
< 0.3 m 95% confidence (DGPS)*
< 2.5 m 95% confidence (autonomous, no SA)**
Heading Accuracy:
< 0.25º rms
Pitch / Roll Accuracy:
< 1º rms
Heave Accuracy:
< 30 cm rms
Rate of Turn:
90º / sec max
Start-up Time:
< 60 sec typical
Heading Fix:
< 10 sec
Satellite Reacquisition:
< 1 sec
Timing Output:
1PPS, 50 ns accuracy, CMOS
BEACON RECEIVER SPECIFICATIONS (G2B)
Channels:
2-channel, parallel tracking
Frequency Range:
283.5 to 325 kHz
Operating Modes:
Automatic (signal strength or
range) and manual
Compliance:
IEC 61108-4 Beacon Standard
COMMUNICATIONS
Serial Ports:
1 full-duplex RS-232 and 1
full-duplex RS-422,
Baud Rates:
Selectable 4800 - 115200
Correction I/O Protocol:
RTCM v2.3 (DGPS), RTCM SC-104
Data I/O Protocol:
NMEA 0183 / NMEA 2000® /
Proprietary ASCII
Heading Warning I/O:
Open relay system indicates
invalid heading
NMEA Heading Messages:
$GPHDT, $GPROT, $PSAT, $GPHDM, $GPHDG
Timing Output:
1PPS CMOS, active low, 10KΩ,
10pF load
ENVIRONMENTAL
Operating Temperature:
-32ºC to +74ºC (-25ºF to + 165ºF)
Storage Temperature:
-40ºC to +85ºC (-40ºF to + 185ºF)
Humidity:
0 - 99% non-condensing
POWER
Input Voltage:
10 to 36 VDC
Power Consumption:
~ 3 W nominal
Current Consumption:
~ 250 mA @ 12 VDC
Isolation:
Power supply isolated from serial
ports
Reverse Polarity Protect:
Yes
MECHANICAL
Weight:
G2: 2.2 kg (4.8 lb) / G2B: 2.7 kg
(5.9 lb)
Power/Data Connection:
18-pin female circular, IP67
sealed 15m cable
AIDING DEVICES
Gyro:
Provides smooth heading, fast heading reacquision
and reliable < 1º heading for periods up to 3 minutes
when loss of GPS has occured (static conditions)
Tilt Sensor:
Assists in fast start up of
heading solutions
* Depends on multipath environment, number of satellites in
view, satellite
geometry, baseline length (for local services), and Ionospheric
activity.
** Depends on multipath environment, number of satellites in
view, and
satellite geometry.
 Download
Acrobat Document:
WEB_GNSS_G2_G2B_Rev_May_2015.pdf –
277.0 KB
|
WARNING:
This product can expose you to chemicals including Di-n-hexyl Phthalate (DnHP)
which is known to the State of California to cause reproductive harm, and
Vinyl Chloride which is known to the State of California to cause cancer. For
more information go to 
