GSSI SIR 30, Manual

Page: 68 / 150

Geophysical Survey Systems, Inc. SIR® 30
Manual
MN 93-101 Rev E 62
Set the Position and Surface percentage: By default, the signal position is set automatically by the
SIR 30. GSSI recommends that the User leave the Signal Position servo on AUTO. If the User is
deploying Low Frequency antennas, the signal position should be first set to Auto, then to Manual.
3
Select RADAR CONFIG > MAINTENANCE.
a)
Calibrate the Survey Wheel:
o
Select CALIBRATE SW.
o
Mark a measured distance on the surface. The longer the distance of the calibration line, the
more accurate the survey wheel calibration will be. Enter the value in the “Distance” box.
o Position the antenna(s) or vehicle on the zero or start point of the measured distance and click
the START button.
o Move the antenna/vehicle to the end of the calibration line and then click the STOP button.
You will see the updated calibration value beneath NEW.
o
Repeat the process at least once to make sure you get consistent numbers.
o
Click ACCEPT to save the new calibration value.
b)
Configure the GPS: The User should ensure that the GPS power is on and the GPS serial cable is
connected to the GPS COM port on the SIR 30. The User should go to the Systems Settings menu
and set the GPS type to CUSTOM.
Figure 92: GPS System Settings
4
Securely attach the GPS antenna to your survey vehicle or the GPR antenna.
a)
Select RADAR CONFIG > MAINTENANCE > CONFIGURE GPS. This will open the GPS
configuration menu. The values displayed are the SIR 30 default values.
Figure 93: GPS Configuration.