ComNav | G2 System with G2 Compass and G2 Navigator Display - NMEA 0183
ComNav | G2 System with G2 Compass and G2 Navigator Display - NMEA 0183
The ComNav G2 System with G2 Compass and G2 Navigator Display (NMEA 0183) delivers precise, stable, and reliable heading and positioning data for professional marine navigation. Featuring the advanced G2 GNSS Compass paired with the intuitive G2 Navigator Display, this system is engineered to meet the demanding requirements of commercial, government, and offshore vessels. With high update rates and superior accuracy, the G2 System enhances autopilot performance, improves situational awareness, and ensures dependable navigation in all marine environments.
KEY FEATURES
- Engineered enhancements to exceed sealed IP67 rating
- Heading updates 1 to 20 Hz
- BAUD Rate selectable: 4800, 9600, 19200, 38400,115200
- Pre-programmed default settings for Heading, Rate of Turn, Course over Ground, Lat/Long position, Time & Date
- CE certified for EMI and RFI immunity
- IMO compliant, Wheelmark certified
- Optional G3 color display system
- Extended 2 year warranty
- Heave, Pitch, Roll and Rate of Turn as standard output
- Operating temp -30°C to +70°C
- Power supply isolated from serial ports
- Tilt sensor assists in fast start-up of heading solution
Specifications
| Category | Detail |
|---|---|
| Receiver Type | L1, C/A code, with carrier phase smoothing |
| Channels | Two × 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 | < 0.25° rms |
| Pitch / Roll Accuracy | < 1° rms |
| Heave Accuracy | < 30 cm rms |
| Rate of Turn | 45°/sec max |
| Start-up Time | < 60 sec typical |
| Heading Fix | < 10 sec |
| Satellite Reacquisition | < 1 sec |
| Timing Output | 1PPS, 50 ns accuracy, CMOS |
System Configuration & Options
| Parameter | Detail |
|---|---|
| Operating Voltage | 10–36 VDC |
| Additional Options | - 30 m NMEA 0183 Serial Data Cable - 6 m NMEA 2000® Cable (not IMO compliant) - Color LCD Sunlight G3 Instrument Display |
Beacon Receiver Details (G2B)
| Parameter | Details |
|---|---|
| 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
| Parameter | Details |
|---|---|
| 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
| Parameter | Details |
|---|---|
| Operating Temperature | -32°C to +74°C (-25°F to +165°F) |
| Storage Temperature | -40°C to +85°C (-40°F to +185°F) |
| Humidity | 0–99% non-condensing |
Power
| Parameter | Details |
|---|---|
| Input Voltage | 10–36 VDC |
| Power Consumption | ~3 W nominal |
| Current Consumption | ~250 mA @ 12 VDC |
| Isolation | Power supply isolated from serial ports |
| Reverse Polarity Protection | Yes |
Mechanical
| Parameter | Details |
|---|---|
| Weight | G2: 2.2 kg (4.8 lb) G2B: 2.7 kg (5.9 lb) |
| Power/Data Connection | 18-pin female circular, IP67 sealed cable |
Aiding Devices
| Device | Details |
|---|---|
| Gyro | Provides smooth heading, fast heading reacquisition, and reliable < 1° heading for up to 3 minutes during GPS loss (static conditions) |
| Tilt Sensor | Assists in fast start-up of heading solutions |
Notes
* Accuracy depends on multipath environment, number of satellites in view, satellite geometry, baseline length (for local services), and ionospheric activity.
** Accuracy depends on multipath environment, number of satellites in view, and satellite geometry.
Are Solar Guys Pro Authorized Retailers?
Yes! We are proud to be one of the few online retailers who are authorized retailers for every single product we carry!
Being an authorized retailer means we carry the same warranty as the manufacturer, protecting your purchase!
When Will My Order Ship?
Most orders ship within 1–3 business days. You’ll get a tracking number as soon as it ships via email!
Do We Accept Returns?
Yes absolutely, we have a no-hassle, 30-day return policy on all items! To refer to the full policy, click HERE
Are Products Brand New?
Yes! By default, all products on Solar Guys Pro are 100% brand-new and in perfect condition.
If an item is used or refurbished, it will clearly indicate so in the title of the product as well as the discription.
For example, a used Battery will say:
XYZ Battery | 48V 100AH (REFURBISHED)
If you'd like to confirm, you can always send us a email at info@solarguyspro.com
Orders over $500 include a FREE (Normally $149.99) 80-Page DIY Solar eBook — added automatically at checkout.
Frequently Asked Questions
Get your 30% Tax Solar Credit!
Unlock substantial savings with the government's Solar Tax Credit, which offers a robust 30% deduction on the installation costs of solar systems. This attractive incentive is your ticket to leveraging solar energy's eco-friendly potential while enjoying the financial benefits.
At Solar Guys Pro, our commitment is to you. Please be reminded that our expertise does not extend to tax advice. Nonetheless, our dedicated staff is eager to guide you through the process and ensure you capitalize on this exceptional offer.
Contact us now to learn more!