CIRCUTOR DHB Series - Manual (Page 13)

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The pressure of the button combination and holding
them down ca 3 seconds, causes the reset of alarm signaling. This
operation acts only when the support function is switched on.
The pressure of the
button combination causes the era-
sing of the minimal value.
The pressure of the
button combination causes the era-
sing of the maximal value.
The pressure and holding down the
button ca 3 seconds cau-
ses the entry in the programming matrix. The programming matrix can
be protected by the safety code.
The pressure and holding down the
button during 3 seconds
causes the entry in the menu monitoring meter parameters. One must
move through the monitoring menu by means of
and
buttons . In this menu, all programmable meter parameters are only ava-
ilable for readout. In this mode, the menu Ser is not available. The exit
from the monitoring menu is carried out by means of the
button.
In the monitoring menu, parameter symbols are displayed alternately
with their values.
The service algorithm of the meter is presented on the fig. 7.