MR-700UB

MR-700UB

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MR-700UB Marine GPS Receiver
  • Product Description
  • Product Feature
  • Product Specification

Concinnity and Solid design for GPS Marine Locator with Full Waterproof IPX7

Garmin compatible Marine GPS Receiver

MR-700UB is Marine GPS receiver. Its excellent performance easily conquers the most difficult tasks. In addition , it provides various functions to meet customers' needs.MR-700UB It provides marvelous navigation performance under dynamic conditions in areas with limited sky view like urban canyons.

  • u-blox 6 solution
  • 50-channel GPS
  • SBAS (WAAS, EGNOS, MSAS, GAGAN)
  • GALILEO Ready
  • A-GPS
  • RS232, RS422 interface supported
  • 25.0 x 25.0 x 4.0 mm patch antenna
  • 7Pin Waterproof connector
  • RoHS compliant
  • Update Rate 1~5Hz

Possible Application:

  • Marine Navigation.
  • Fleet Management.
  • Mileage Management.
  • Tracking devices/system.
  • Data logging for marine Navigation.
  • Mapping devices for PC & Pocket PC.
  • Marine Navigation or touring devices.
  • AVL and Location-Based service system.
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
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