70
GF 9950-10 Six Channel Transmitter
If Custom shape is selected, enter the number of measurement points to be used to
de
fi
ne the vessel shape (Refer to Level and Volume Calculation in Custom Shaped
Vessels, page 68). Minimum 4 points, maximum 32 points.
A larger number of points improves accuracy.
Select (AUTO, MAN). Manual allows you to edit both the Level and the corresponding
Volume for your custom tank. Automatic allows you to edit the Volume measurement
(while displaying an automatically calculated Level value). See example below.
Enter the Level (if MAN measurement is selected) at each custom point in your vessel.
If AUTO is selected, indication will read actual tank level in LEVEL UNITS at that point
in your tank.
Set the Volume (if MAN measurement is selected) at each custom point in your vessel.
Where (X) is number of custom points used to calculate level.
Where (X) is number of custom points used to calculate volume.
In the LEVEL/VOLUME INPUT menu (Refer to page 31), if SHAPE is set to HORIZ CYLINDER, RECTANGLE or CUSTOM,
the tank shape can be de
fi
ned with the following screens:
To set AUTO LEVEL MEAS value:
1. Add a known quantity of
fl
uid into a tank.
2. POINT 1 LEVEL indicates actual tank level.
3. Press
▼
for POINT 1 VOL. Press
►
to enter quantity of
fl
uid (in VOLUME UNITS) added to the tank in step 1.
Press ENTER.
4. Repeat for each point set in NUM CUST PNTS.
For example, in a 25-gallon conical tank set for three custom points:
1. Add 10 gallons of
fl
uid into the conical tank. POINT 1 LEVEL will indicate actual tank level.
2. In POINT 1 VOL, enter 10.
3. Add another 10 gallons into the tank. POINT 2 LEVEL will indicate actual tank level.
4. In POINT 2 VOL, enter 10.
5. Add the
fi
nal 5 gallons into the tank. POINT 3 LEVEL will indicate actual tank level.
6. In POINT 3 VOL, enter 5.
Custom Measurements
CH 2 LEVEL
NUM CUST POINTS
4
CH1 LEVEL
LEVEL CALC
AUTO
FT
POINT 1 LEVEL
0.00
GAL
POINT 1 VOL
0.00
FT
POINT X LEVEL
0.00
FT
POINT X VOL
0.00
