RMK-700 Operating Manual
2. Instrument Using
2.1 Installation
Installation location In your workplace, install the RMK-700 Refractometer
in a flat place without direct sunlight and adjust it to appropriate height. The
operating environment temperature is between + 5 ° C and + 40 ° C and the
relative humidity is between 30% and 75%.
In order to avoid damaging the refractometer, it is forbidden to place it on the
following places:
● where particularly hot and particularly cold;
● where the humidity changes tremendously;
● where there is a lot of dust;
● Near electromagnetic equipment of Strong interference.
Installation
● Put it softly on the table;
● Connect the power cord to the socket;
● Ground the earthing terminal in the socket reliably.
Note: The Operation desk should be placed on a flat place during installation and
can be configured by the actual situation.
2.2 Calibration
● Pull the handle, the host should be able to move on the base smoothly and
flexibly;
● Turn on the power switch, and the power indicator light is brighten, then
the screen starts displaying;
● Place the standard model eye on the head rest and fix it with the dowel pin;
● Adjust the height lifting knob so that the standard eye height is roughly
same as the measuring window;
● Pull and turn the joystick to make sure the internal collimation point is at
the center of the corneal ring;
● adjust the joystick front and back to keep the corneal ring focus clearest,
meanwhile internal alignment ring is locked in the internal collimation point;
● Press the measurement key, for a moment the measurement results will be
displayed on the screen. The results should be consistent with the standard
eye;
● Press the print key, the measurement result should be printed out;
● If the above measurement results are consistent with the standard eye
(±0.25m
-1
deviation is still normal), and each function keys are working
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