Matrix 908 Field Computer
36
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PRN Selection
When using the internal GNSS receiver, the PRN menu allows selection of up to two specific SBAS satellites to use for SBAS corrections.
This allows the user to remove SBAS correction data from malfunctioning SBAS satellites.
►Automatic – automatic PRN selection
►Number – contact your local dealer for the number associated with your operating location
Alternate PRN
When PRN is not automatic, allows possible selection of a second SBAS PRN to provide correction data.
►None – no alternate PRN number
►Number – contact your local dealer for the number associated with your operating location
PRN Not Shown
PRN options are only available with SBAS GNSS type selected while set to the internal GNSS receiver..
GNSS Status Information
GNSS status information displays a snapshot of the current GNSS status information.
1. On the Guidance Screen, press the
Status Bar
.
2. Select the GNSS icon
.
3.
View data including:
W
HDOP – a measure of satellite geometry strength in the horizontal
plane. A HDOP value of less than 2 is preferred.
W
Position Quality Indicator – the current quality indicator of the GNSS
signal (see GGA requirements chart)
W
Reference Station Identification – the current DGPS satellite
identification number
W
Correction Age – age of any and all corrections being applied
to the position calculation estimate. When using SBAS the
correction age is not a true Differential Correction SC104 Type
and only incorporates Ionospheric modeling.
W
Number of Satellites – the number of GNSS satellites in view
(minimum of 4 are required for DGPS)
W
UTM Zone – zone where currently located (see "UTM
coordinates and zones" in this manual)
W
Receiver Type – the current indicator of the
receiver
W
Receiver Version – the software version installed
on the receiver
W
Receiver Model – the correction models
available to be used with the current receiver
configuration
4. Press
OK
to return to the Status Bar Information
screen.
NOTE: If GNSS is not available, all entries will be
“Invalid”.
Содержание TeeJet Matrix 908
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