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>>Dual frequency GPS Card Model: OEMV-2

    NovAtel's OEMV-2 is a backwards compatible, drop-in replacement for the OEM4-G2L. In
addition to maintaining features from the OEM4 receivers, this dual frequency board features GPS+GLONASS positioning, NovAtel¡¯s AdVance RTK and use of the L2C signal in a small, low-power card.
    Ease of Integration
    The OEMV-2 receiver is a drop-in replacement for the OEM4-G2L. Featuring the same commands and logs, this board is designed to be backwards compatible, meaning fewer upgrades and faster time to market. In addition to providing superior performance, the OEMV-2 card consumes less power than previous generation cards and is compliant with the European Union¡¯s Restriction of Hazardous Substance (RoHS) directive, eliminating the need
for future hardware changes.
    GLONASS
    The OEMV Family of GNSS receivers offer GPS+GLONASS positions and measurements in real-time. The GLONASS measurements are used in combination with GPS to provide more satellites for positioning in challenging environments. The OEMV-1G, OEMV-2 and OEMV-3 receivers, and their enclosures are all configurable as either GPS-only or GPS+GLONASS. The addition of GLONASS satellites to the positioning solution enables users to work more often and increases availability of a position in obstructed sky conditions.
    GPS Modernization
    NovAtel¡¯s OEMV-2 provides the user with performance and flexibility. Capable of tracking the new L2 civil signal, it provides stronger signal tracking and better cross correlation protection. Not only is the L2C signal better for low signal strength applications, but having access to multiple signals allows the user to select the one that is best suited to their needs.
    Performance
    When used for higher accuracy applications, the OEMV-2 RT-2 solution can provide real-time centimeter-level positions at an update rate of up to 20 Hz, using NovAtel¡¯s new AdVance RTK technology.

  • Features
    • L1 and L2 GPS+GLONASS
    • AdVance RTK
    • GPS modernized signals
    • Application Programming Interface (API) option
  • Benefits
    • Improved position availability in challenging or limited visibility environments
    • Robust and reliable RTK performance Ensures future compatibility as more satellites are available
    • Reduces system hardware by using the receiver¡¯s processor and memory to run a user application, resulting in reduced development costs and faster time to market
Performance1
  Channel Configuration
    14 L1, 14 L2 GPS
12 L1, 12 L2 GLONASS
2 SBAS2
  Horizontal Position Accuracy (RMS)
    Single Point L1
Single Point L1/L2
SBAS
DGPS
RT-203
RT-2
1.8 m
1.5 m
0.6 m
0.45m
0.2 m
1cm+1ppm
  Measurement Precision
    L1 C/A Code
L1 Carrier Phase
L2 P(Y) Code
L2 Carrier Phase
6 cm RMS
0.75 mm RMS (differential channel)
25 cm RMS
2 mm RMS (differential channel)
  Data Rate4
    Measurements
Position
20 Hz
20 Hz
  Time to First Fix
    Cold Start5
Hot Start6
60 s
35 s
  Signal Reacquisition
    L1
L2
0.5 s (typical)
1.0 s (typical)
  Time Accuracy7 20 ns RMS
  Velocity Accuracy 0.03 m/s RMS
  Dynamics
    Velocity8
Altitude8
515 m/s
18,288 m
Physical & Electrical
  Size 60 x 100 x 13 mm
  Weight 56 g
  Power
    Input Voltage
Power Consumption
+ 3.3 +5%/-3% VDC
1.6 W (typical)
  Antenna LNA Power Output
    Output Voltage
Maximum Current
+5.1 VDC
100 mA
  Communication Ports
   
  • 2 LV-TTL serial port capable of 300 to 230,400 bps
  • 1 RS-232 or RS-422 capable of 300 to 921,600 bps
  • 2 CAN Bus9 serial port capable of 1 Mbps
  • 1 USB port capable of 5 Mbps
  Input/Output Connectors
    Main
Antenna Input
External Oscillator Input
24-pin dual row male header
MMCX female
MMCX female
  Environmental
    Operating Temperature
Storage Temperature
Humidity
-40¡ãC to +85¡ãC
-40¡ãC to +95¡ãC
95% non-condensing
  Regulatory
    Random Vibe
Sine Vibe
Bump/Shock
MIL-STD 810F (7.7g)
SAEJ1211(4g)
 IEC 68-2-27(30g)
Optional Accessories
  • GPS-700 series antennas
  • ANT-500 series antennas
  • RF Cables - 5, 10 and 30 m lengths
Additional Features
  • Common, field-upgradeable software for all OEMV family receivers with OEM4 compatible commands and logs
  • Auxiliary strobe signals, including a configurable PPS output for time synchronization and mark inputs
  • Outputs to drive external LEDs
  • External oscillator input
Model List
Dual-Frequency
  OEMV-2-RT2-G GPS plus GLONASS 1 cm real-time kinematic positions, RT-2 corrections and raw data, code positions and DGPS, SBAS, 20 Hz
  OEMV-2-RT2-F GPS 1 cm real-time kinematic positions, RT-2 corrections and raw data, code positions and DGPS, SBAS, 50 Hz
  OEMV-2-RT2 GPS 1 cm real-time kinematic positions, RT-2 corrections and raw data, code positions and DGPS, SBAS, 20 Hz
  OEMV-2-L1L2-G GPS plus GLONASS RT-2 corrections and raw data, code positions and DGPS, SBAS, 20 Hz
  OEMV-2-L1L2-F GPS RT-2 corrections and raw data, code positions and DGPS, SBAS, 50 Hz
  OEMV-2-L1L2 GPS RT-2 corrections and raw data, code positions and DGPS, SBAS, 20 Hz
  OEMV-2-SBAS L1L2 SBAS positions, 20 Hz
  OEMV-2-HDG GPS plus GLONASS range and heading/bearing, code positions and DGPS, SBAS, 10 Hz; must be paired with another receiver
Single-Frequency
  OEMV-2-RT20-G GPS plus GLONASS 20 cm real-time kinematic positions, RT-20 corrections and raw data, code positions and DGPS, SBAS, 20 Hz
  OEMV-2-RT20-F GPS 20 cm real-time kinematic positions, RT-20 corrections and raw data, code positions and DGPS, SBAS, 50 Hz
  OEMV-2-RT20 GPS 20 cm real-time kinematic positions, RT-20 corrections and raw data, code positions and DGPS, SBAS, 20 Hz
  OEMV-2-L1-G GPS plus GLONASS RT-20 corrections and raw data, code positions and DGPS, SBAS, 20 Hz
  OEMV-2-L1-F GPS RT-20 corrections and raw data, code positions and DGPS, SBAS, 50 Hz
  OEMV-2-L1 GPS RT-20 corrections and raw data, code positions and DGPS, SBAS, 20 Hz
Notes
  1.
Typical values. Performance specifications subject to GPS system characteristics, US DOD operational degradation, ionospheric and tropospheric conditions, satellite geometry, baseline length, multipath effects and the presence of intentional or unintentional interference sources.
  2. GPS-only.
  3. Expected accuracy after static convergence.
  4.
Slower data rates are expected for API customers. The maximum data rate is dependent on the size of the application.
  5. Typical value. No almanac or ephemerides and no approximate position or time.
  6. Typical value. Almanac and recent ephemerides saved and approximate position and time entered.
  7. Time accuracy does not include biases due to RF or antenna delay.
  8. Export licensing restricts operation to a maximum of 18,288 meters and 514 meters per second.
  9. External CAN transceiver and user application software required. Replaces one LV-TTL serial port
 
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