Extech Instruments PQ3470 User Manual page 17

3-phase power and harmonics analyzer / datalogger
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4.5.4 Delete a file on the SD Memory Card
1.
In the Setup Mode, scroll to the DELETE FILE field using the up and down arrow keys.
2.
Press and hold the SETUP/ENTER key for at least 2 seconds and the indicators "Y" and
"N" will appear next to the DELETE FILE field. Use the right and left arrow keys to highlight
"Y" for YES or "N" for NO and then momentarily press the SETUP/ENTER key.
3.
If "Y" is selected, the current file will be erased. If "N" is selected, the delete process will be
aborted. When a file is deleted the field next to DELETE FILE will show 100%. When a
delete is aborted, the field shows 0%.
4.5.5 Formatting an SD Memory Card
1.
In the Setup Mode, use the arrow keys to scroll to the SD FORMAT field
2.
Press and hold the SETUP/ENTER button for at least 2 seconds and the "Y" and "N"
indicators will appear next to the SD FORMAT field
3.
Use the right and left arrow buttons to highlight the desired letter: "Y" to confirm formatting
or "N" to abort the formatting.
4.
While formatting, the field next to the SD FORMAT field will show the formatting progress 0
to 100%.
5.
Note that the display screen shows USE SIZE (amount of memory currently used on the
SD card), FREE SIZE (amount of memory available), and TOTAL SIZE (total size of the
SD card memory) below the SD FORMAT field.
4.5.6 Potential Transformer (PT) Setup
1.
In the Setup Mode, use the up and down arrow keys to scroll to the PT field.
2.
Press SHIFT, the display "SHIFT1" will switch ON
3.
Use the ▲ or ▼ keys to adjust the PT value (the range is 1 to 1000)
4.
Press SHIFT again to return to Setup Mode editing or press EXIT to leave the Setup mode.
4.5.7 Current Transformer (CT) Setup
1.
In the Setup Mode, use the up and down arrow keys to scroll to the CT field.
2.
Press SHIFT, the display "SHIFT1" will switch ON
3.
Use the ▲ or ▼ keys to adjust the CT value (the range is 1 to 600)
4.
Press SHIFT again to return to Setup Mode editing or press EXIT to leave the Setup mode.
4.5.8 Audible Beeper ON/OFF
1.
In the Setup Mode, use the up and down arrow keys to scroll to the BEEP field.
2.
Press SHIFT, the display "SHIFT1" will switch ON
3.
Use the ▲ or ▼ keys to select ON or OFF
4.
Press SHIFT again to return to Setup Mode editing or press EXIT to leave the Setup mode.
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