CONNECTIVITY

Ashtech Reliance

The information supplied in the configuration details below is based upon BMGS field tests and does not represent the views of the manufacturer or its representatives. This information is provided solely for the purpose of assisting CDGPS users. Please consult your GPS receiver User's Manual and/or Dealer for more complete instructions on using the features of your GPS receiver.

Configuration Tested:Ashtech Reliance
Power: Supplied Camcorder batteries.
Firmware: ?
Data Logger:Husky Data Recorder
Power: ?
Firmware: ?
Data Input/Output Port:Supplied cable.
Supplied RTCM Cable:RTCM cable with a DB9M connector.
Cable & Connectors Used in BMGS Testing:Using the above supplied Ashtech cable a DB9F/DB9F Gender Changer (available through electronic supply dealers) is used to connect to the Global SurveyorTM.
Antenna:External GPS antenna mounted on supplied Ashtech poles in available backpack loops.
CDGPS antenna installed on supplied Ashtech poles in additional antenna mounting loops.
RTCM Reception Indication:Indication of incoming RTCM data stream appears on the Position Screen with the following status field: "Diff Corr: Yes".
Post Mission Data Access:Analysis done using the Ashtech Reliance Office Software (version 1.20)
  • Unable to access individual fixes that make up a Generic Point Feature - only the final coordinate is available. Thus, unable to determine if all individual fixes making up the Generic Point(s) were DGPS-corrected or not.
  • Further to the above, scatter diagrams are not available for Generic Point Features.
  • When viewing accuracies of, for example, a Generic point feature, the coordinates are noted as Unprocessed.
General Notes:In order to utilize the RTCM features of the Reliance, you may need to consult your Reliance equipment dealer for additional information to that which is supplied in the user's manual.

Ashtech Reliance Settings:

Set RTCM Options via the RTCM Rover Station Set Up Screen:
Base Station ID:0 (default)
Radio Input:Choose Port A, B, or C
Baud Rate:9600
Maximum Age:Choose from 0 to 999 seconds (typically set to 10 seconds)


For information on CDGPS connectivity issues please call (250) 356-7091 or send an e-mail to Vern Vogt, P.Eng