EN
18
The appearance of the following symbols and inscriptions on the
display means:
Exceeding of the lower measuring range or
short-circuited sensor
Error of the conductor resistance compensation.
No connected conductor or damaged conductor.
Incorrectly introduced safety code
Exceeding of the upper measuring range
or lack of sensor
It is possible to change meter parameters:
- from the meter keyboard - see section 3.1
- through RS-485 - see section 6 (see full version of service manual,
available at www.lumel.com.pl)
3.1. Change of the NA3 meter parameters from the keyboard
The pressure of the
key during ca three seconds causes the display
of the
seC
inscription alternately with the set value 0 by the manu
-
facturer. The introduction of the correct code causes the entry into the
programming mode. The fig.6 represents the transition matrix into the
programming mode. One can move on groups of main parameters eg:
Chn,
bAr1
,
Al1
, Al2, etc, by means of the
key.
The pressure of the
key on the given level, causes the entry into
parameters of this level. The moving on the given level is operated by
means of the
key.
In order to change the value, one must use the
key. In order
to escape from the parameter change, one must press the
key.
By means of the
key, one can exit from the selected level and
programming matrix to the measurement.
During the meter operation in the programming mode the measurement
result is displayed on the bargraph, except the selection of the display
testing function.
Содержание NA3
Страница 17: ...EN 17 Fig 5 Servicing algorithm of the NA3 meter ...
Страница 20: ...EN 20 Fig 7 ...
Страница 31: ...PL EN 31 ...
