Table 7:2 - Office Diagnostics - Xylem SonTek FlowTracker2 User Manual

i). Internal System functions comprise of internal clock, recorder, battery and
GPS data. These functions can be verified manually by evaluating the
information displayed or using external reference if required.
ii). Raw data function includes Velocity, SNR, Temperature, Battery and Tilt data
that is graphically displayed. These functions can be verified by manually
interpreting the information displayed or against a reference instrument.
The velocity data displayed under Raw Data for the Office Diagnostic tests should be
ignored as the data is not based on actual measurements conditions.
iii). Beam Check function is performed to verify the FlowTracker2 probe
performance. The procedure for performing a Beam Check must be followed
as stipulated in
c) To verify the GPS Data functions place the FlowTracker2 handheld outside in an
open area with a clear view of the sky. The accuracy of the GPS data is directly
related to the number of satellites and HDOP value.
d) To verify the Raw Data and Beam Check functions place the FlowTracker2 probe
in a bucket of water (see
e) The variables that are evaluated during the diagnostic tests are listed in
Function
• Date
• Time
System
• UTM Offset
Clock
• Memory Available
Recorder
• Battery Type
• Percentage Full
Battery Data
• Latitude
• Longitude
• Altitude
GPS Data
• Date
• Time
• Velocity
• SNR
Raw Data
• Temperature
Display
• Tilt
• Battery Indicator
• Peak Level
Automated
FlowTracker2 User's Manual (January 2019)
Beam Check Operation.
Beam Check
Table 7-2 - Office Diagnostics
Variable
• System Clock function show the current internal time of
the FlowTracker2 instrument,
• Verify if the internal system clock date and time is
correctly set and adjust if required.
• The Recorder function indicates the percentage of
available memory,
• If the available memory is insufficient download all
measurement files. Ensure that all measurement files
downloaded are stored in a secure area,
• Format
available memory.
• Battery Data function display the type of battery, voltage
and percentage full,
• Make sure the correct battery type is selected.
• The GPS Data function displays the GPS information
from the internal GPS,
• Compare GPS data supplied with external reference
such as Survey Bench Mark, handheld GPS or mobile
device equipped with GPS.
• The Raw Data function display raw data for each
variable,
• Evaluate each variable data that are graphically
displayed or compare against a reference instrument in
the case of temperature measurements,
• The Automated Beam Check and Beam Check
Operation).
Verification
Recorder
or delete
109
SonTek – a Xylem brand
Table 7:2.
Data Files
to increase