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General notes - Functional description
GB
Replacement of batteries:
(F) instrument back
CAUTION:
To ensure that the instrument is water proof:
seal ring (E) must be in position
•
battery compartment cover (B) must be fixed with the four screws
•
If the batteries are removed for more than one minute the date and time menu starts auto-
matically when the photometer is switched on the next time.
!
!
Zero
Test
Zero
Test
MD100_4 10/2014
(D) batteries
Display backlight
Press the [! ] key to turn the display backlight on or off. The backlight
is switched off automatically during the measurement.
Recall of stored data
If the instrument is switched on, press the [ ! ] key for more than
4 seconds to access the recall menu.
Repeating the test:
Press the [ZERO/TEST] key again.
Repeating the zero:
Press the
[ZERO/TEST]
key for 2 seconds.
(B) battery compart-
(A) screws
(C) notch
ment cover
(E) seal ring
17