B-4 Maxor Operator’s Manual www.javad.com
APPENDIX
Receiver Specifications
B
On-board
Backup battery for timekeeping and almanac data storage
10
years minimum operation
External power 1 port
I/O
Communication
Ports
Up to four high speed RS232 serial ports, a USB port (Maxor GGD and
Maxor GGDT), and an internal Bluetooth communication port.
Connectors
External GPS/GLONASS Antenna, Modem Antenna, 1PPS output
(optional), Ev
ent Marker input (optional), PWR, USB (GGD and
GGDT option only)
MinPad
Four external LEDs
ON/OFF control input
Three function LEDs.
Data Features
Up to 20 Hz update rate for real time position and raw data (code and
carrier)
10cm code phase and 0.1mm carrier phase precision
RTCM SC104 version 2.1, 2.2, 2.3, and 3.0 I/O
Multiple Base RTCM
Geoid and Magnetic Variation models
RAIM
Different DATUMs support
Output of grid coordinates
CMR and CMR+ support
Technology
Common tracking
Low signal tracking
Advanced Multipath mitigation
WAAS
Adjustable PLL and DLL parameters
NMEA
NMEA version Ver. 2.1, 2.2, 2.3, 3.0 output
Messages
GGA, GLL, GNS, GRS, GSA, GST, GSV, HDT, RMC, VTG, ZDA,
ROT, G
MP
Output interval 1Hz standard; 5, 10, 20Hz optional
Table B-1.
Receiver General Specifications (Continued)
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