CIRCUTOR DHB Series - Manual (Page 13)

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The pressure of the push-button combination and hol-
ding down them during ca 3 seconds causes the deletion of alarm signa-
ling. This operation acts only when the support function is switched on.
The pressure of the push-button combination causes
the erasing of the minimal value.
The pressure of the push-button combination causes
the erasing of the maximal value.
The pressure and holding down the push-button during ca 3
seconds causes the entry to the programming matrix. The program-
ming matrix can be protected by a safety code.
The pressure and holding down the push-button during ca 3
seconds causes the entry to the menu monitoring meter parameters.
One must move through the monitoring menu by means of
and
push-buttons. In this menu, all programmable meter parame-
ters are available only for readout. In this mode, the menu Ser is not
available. The exit from the monitoring menu is carried out by means of
the
push-button. In the monitoring menu, parameter symbols
are displayed alternately with their values.
The service algorithm of the meter is presented on the fig. 8.
The appearance of the symbols mentioned below on the display
means:
- Incorrectly introduced safety code.
- Overflow of the upper measuring range.
- Overflow of the lower measuring range.