Manual Datalogging; Automatic Datalogging - Extech Instruments EA15-NIST User Manual

Auto Power OFF
The meter will automatically switch off after 30 minutes of inactivity. AUTO POWER OFF is disabled
in the MAX/MIN and Datalogging modes.
To disable AUTO POWER OFF manually:
1. Hold the enter button '
2. The AUTO POWER OFF function will reactivate when the meter is turned off.
Turning Power OFF
Press the button to turn power off.

Manual Datalogging

Manual datalogging allows the user to store and recall up to 98 temperature readings.
1. Press the MEM button to manually store a single reading into
memory. The 'MEM' icon and location number of the reading will
appear on display for two seconds and then the normal display will
return.
2. To view stored readings, press the READ button. The memory
location number will briefly appear and then the 'READ' icon and the
stored values will appear on the display
3. Use the up/down buttons to scroll through the memory locations and view the logged readings.
4. Press the 'READ' button to exit the read mode
5. Press and hold the MEM button while turning the meter on to clear
the memory. When the LCD indicates "CLr", the memory has been
cleared.

Automatic Datalogging

Automatic datalogging allows the user to store up to 8,800 temperature readings in memory for later
downloading and viewing using the supplied software. The storage interval rate is programmable
from 3 to 255 seconds.
1. Press and HOLD the SET button for two seconds to enter the
interval programming screen. The 'MEM' and 'INTERVAL' icons
and interval time will appear on the display. Use the up/down
buttons to scroll through the available intervals (3 to 255
seconds). Press the '
interval
2. Make note of the start time (time of day) for the datalogging
session as this information is needed when downloading the
data.
3. Press and hold the MEM button for two seconds to enter the datalogging mode. The 'MEM' icon
on the center of the display will flash each time a record is stored (at the interval selected).
When the memory is full, 'FULL' will appear on the display and the meter will stop logging data.
4. To stop and exit the datalogging mode, press the MEM button.
5. Download the stored data using the supplied software.
Note: MAX/MIN/AVG functions can be used with the meter in datalogging mode
Clearing stored data
1. Press the "
2. Press and hold the MEM button, then press the "
LCD indicates "CLr", the entire memory has been erased.

' while turning power on.

' button to select the desired logging
" button to turn the meter off.
" button to turn the meter on. When the
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