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5.4. Programming
The pressure of the button and holding it down through ca 3
seconds causes the entry to the programming matrix. If the entry is pro-
tected by a password, then the safety code symbol SEC is displayed
alternately with the set value 0. The write of the correct code causes the
entry in the matrix, the write of an incorrect code causes the display of
the ErCod symbol. The matrix of transitions to the programming mode
is presented on the fig. 8. The choice of the level is made by means of
the button, however the entry and moving through the para-
meters of the chosen level is carried out by means of the and
buttons. Parameter symbols are displayed alternately with their
current values. In order to change the value of the chosen parameter,
one must use the button. For resignation from change, one must
use the button. In order to exit from the chosen level, one must
chose the ----- symbol and press the button. To exit from the
programming matrix, one must press the button during ca 1
second. Then, the symbol End appears for ca 3 seconds and the meter
transits to the display of the measured value. In case of leaving the
meter in the parameter programming mode, the automatic abandon of
the programming mode follows (parameter, and next the menu) after 30
seconds and the meter transits to display the measured value.
5.4.1. Value Change Way of the Selected Parameter
In order to increase the value of the selected parameter, one must
press the button. A single pressure of the button, causes the
increase of the value of 1. The increase of value when displaying the
digit 9 causes the set of 0 on this digit. The change of the digit follows
after pressing the button. In order to accept the set parameter,
one must hold down the button. Then, the write of the parameter
follows and the display of its symbol, alternately with the new value. The
pressure of the button during the change of the parameter value
will cause the resignation of the write.
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