TPS MC-83, Handbook, Page: 9 / 16

Page 9
5. Battery Replacement
1. When the battery is low the display shows “ LBT ” in the top left hand
corner. When this occurs the battery must be replaced as soon as
possible, otherwise readings will become inaccurate.
2. Remove the battery cover screw on the rear of the MC-83 and slide out
the battery cover.
3. Remove the battery and replace it with a new 9V battery. Alkaline
batteries are preferred.
4. Replace the battery cover and re-tighten the screw.
6. Display Mode Indicators
Below is a summary of the mode indicators that appear on the MC-83
display…
Indicator Meaning
% RH Indicates that the top reading is % Relative Humidity.
O
C
Indicates that the bottom reading is Temperature in
O
C.
O
F
Indicates that the bottom reading is Temperature in
O
F.
D.H Indicates that the MC-83 is in Data Hold mode (see
section 3).
REC
Indicates that the Record Data mode is currently active.
(see section 4).
Max Indicates that the MC-83 is displaying the Maximum
recorded readings.
Min Indicates that the MC-83 is displaying the Minimum
recorded readings.
AVG Indicates that the MC-83 is displaying the Average
recorded readings.
LBT
Indicates that the battery requires replacement.