Hanna Instruments HI 23 Series User Manual

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As soon as one or more keys are pressed, the appropriate
segments out of 88:88 corresponding to the pressed keys,
will light up on the screen. The correspondence is given
below:
For example, if UP and CAL are pressed together the LCD will
look like this:
The colon is a useful indicator for the correct position
squares.
Note A maximum of two keys may be pressed simultaneously to be
properly recognized.
To exit the keyboard test procedure press LCD, CAL and SETUP
simultaneously.

Hanna Instruments HI 23 Series Specifications

General

Brand	Hanna Instruments
Model	HI 23 Series
Category	Controller
Language	English