Delmhorst Instrument TechCheck PLUS - Manual (Page 7)

Copyright  2009, Delmhorst Instrument Co.
Page 7 of 33
3. You may begin taking readings by firmly pressing the back of the meter onto the
material to be tested. This will display a relative reading that ranges between 0 and 300.
4. To hold a reading on-screen, press the HOLD (SELECT) KEY. Press the HOLD
(SELECT) KEY again to return to measuring mode.
NOTE: The SCAN mode will give relative readings only, not %MC. The numbers displayed
represent the relative dryness or wetness of the material on a scale of 0 to 300. In
order to accurately interpret your readings, first establish a baseline reading by taking
a reading in an area you know to be unaffected or dry, then take a reading in the
affected or wet area and compare the two readings.
TO SET THE ALARM FOR WOOD, DRYWALL, OR SCAN MODE:
1. If you wish to set the alarm, to beep after a pre-selected value is reached for WOOD,
DRYWALL, or SCAN use the
с т
keys from the MAIN MENU screen to highlight the
ALARM. Press the SELECT key to enter the alarm sub menu.
2. The default status of all alarms is “OFF.” Press the HOLD (SELECT) key on the
desired alarm to turn it on.
3. After the alarm is turned on, use the
ð
key to increase the alarm value, and the ï key to
decrease alarm value.
4. After you have selected the alarm value, use the ò key to highlight EXIT. Press the
center HOLD (SELECT) key to return to MAIN MENU.
5. The chosen alarm value will be displayed on the WOOD, DRYWALL, or SCAN mode
screen and an audible alarm will sound if that value is reached.
Note: Default alarm settings are: WOOD - 15% DRYWALL – 1%, SCAN - 300.