WPI EVOM3 - Page 27

EVOM3
World Precision Instruments 23
• Select Plate–Choose the plate size.
• Select Mode Units – Choose OHMS or KOHMS for making resistance
measurements. Select the resistance range (auto or 10,000 ohms).
• Ca
libratee aliate t aliate the eletde (hi e a  KΩ 
resistor). See "Instrument Diagnostics and Calibration" on page 21.
• Blank Handling   tat a lan ell (inlding the id and eletde
resistances), place the electrode in a blank well and press Reading . Press the
Blank Enable radio button to subtract the blank value.
Fig. 41—(Left) Blank Handling window.
Fig. 42—(Right) The main screen shows the oset underneath the reading.
• Press Return to navigate back to the main menu.
4. Insert a USB drive into the USB port on the side of the EVOM3 and begin
measuring by pressing the foot switch or touching the Store button on the screen.
Tap the Next Well area on the right side of the screen to advance to the next well.
Repeat the sampling process.
 ne the lat ell ha een eded, the file ting eletin ntifiatin aea
Fig. 43—Warning that the last cell measurement was taken.
6. Press
Store . A system message will report if the USB thumb drive is usable,
or it will display an error. If the USB thumb drive is not plugged in or it is not
recognized, a warning message will appear. Press Cancel and try another drive.
The Store function cannot be used on an unrecognized drive. EVOM3 should
end ith File aed ithin  end  aing file i till een ate 
seconds, press the Return e and e anthe  die ne a file ha een
aed, en the file n a mte t ei the ntent
NOTE he file aing tine an tae  t  end t mlete ee the
USB cautions on page 5.
 Reme the  thm die t tane the data file t  mte a a V
file (el)