Adding / Subtracting Measurements; Area Calculation; Volume Calculation - Extech Instruments DT500 User Manual

Adding / Subtracting Measurements
The sum or difference of two measurements can be displayed.
1. Press the MEAS button to switch the meter ON.
2. Press the MEAS button to take the first reading.
3. Press the plus sign (+) or minus sign (‐) button as desired. The plus or minus sign will appear
flashing.
4. Press the MEAS button to take the second reading.
5. Read the sum or difference of the two readings on display line 4.
6. Press CLR to cancel the last step.
7. Press MAX/MIN to return to single distance measurement.
Area Calculation
The DT500 allows the user to compute the area of a room.
1. Press the MEAS button to turn the meter ON; wait several seconds and the Laser pointer will switch ON.
2. Press the
3. A parallelogram will appear with its length side flashing
measurement is to be taken.
4. Aim the meter and press MEAS to take the room length measurement.
5. Press the MEAS again to switch the Laser Pointer back ON.
6. The parallelogram will now appear with its Width side flashing
indicating that a Width measurement is to be taken.
7. Press MEAS to take the room width measurement.
8. Lines 1, 2, and 4 will now show the Length, Width, and Area (in ft
Note that the laser pointer will switch off automatically if too much time is taken between the
steps above. If this occurs, simply press the MEAS button to switch the Laser pointer back ON
and then continue following the steps.
Volume Calculation
The DT500 allows the user to compute room Volume.
1. Press the MEAS button to switch the meter ON. Wait several seconds and the Laser pointer
will automatically switch ON.
2. Press the
3. A cube shape will appear with its Length side flashing
measurement is to be taken.
4. Press MEAS to take the room Length measurement.
5. The cube's Width side will now be flashing
be taken.
6. Press MEAS to switch the Laser pointer ON again.
7. Press MEAS again to take the room Width measurement.
button firmly once.
button firmly twice (allow a second or so between presses).
indicating that a Length
indicating that a Width measurement is to
8
indicating that a Length
2 2
or m ) respectively.
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