Before you begin key functions, Check calibration – Delmhorst Instrument F-2000 User Manual
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BEFORE YOU BEGIN
Key Functions
!
READ KEY - Reads the Percent Moisture
Content Value.
@
CALIBRATION CHECK KEY - When pressed
with the read key checks the meter calibration.
It also displays the number of readings in mem-
ory (up to 100), the average, and the highest
stored reading. It also clears the memory.
#
SET POINT (DECREASE) KEY - Acts as an
arrow (scroll) key when pressed after the set-
point key to decrease the set point to a lower
value.
$
SET-POINT KEY - Displays the current set-
point. Also acts as an arrow (scroll) key to
increase the set-point value in 1% increments.
CHECK CALIBRATION
h
Remove the probe from the top of the meter.
h
Press and hold the read key
!
and check key
@
simulta-
neously. Meter is in calibration if it displays “12” (± 0.2)
If you check the calibration and the display does not read
“12,” it is likely an indication of a low battery. If this occurs,
replace the battery with a new one immediately. Continued use
with a low battery may cause the meter to go out of calibra-
tion. If you have a fresh battery and the instrument still does
not indicate an acceptable calibration, return it to
DELMHORST for service. See
Service for Your Meter section.
A hard Reset is required if, after changing the battery, the dis-
play is frozen. This is sometimes caused by the interruption of
contact between the battery and battery lead wire. Resolve this
as follows:
Disconnect the battery. Press and hold the Read key for 15 sec-
onds. Release the Read key. Press and hold the Check key for
15 seconds. Release the Check key.
Connect a fresh battery to the lead wire in a single action,
making sure to align the poles properly and without interrupt-
ing contact. If the display remains frozen, repeat the proce-
dure. If this procedure does not solve the problem, refer to the
Service for Your Meter section.
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