Vaisala HUMICAP HMP41, Руководство пользователя

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HMI41 AND PROBES
M210316EN-A Operating Manual
23
Select the interval with buttons
▲
and
▼
. The measurement interval can be
selected in steps according to the following:
•
1 - 5 min: each pressing = 1 minute
•
10 min; 15 min; 30 min
•
1 - 6 h: each pressing = 1 hour
•
12 h
The text '
LO
' on the display indicates that there is not enough memory for the
chosen interval; select a longer interval. When you press ENTER, a text
similar to the following appears:
set
RH
T °C
%
This is the measurement mode with the data collecting feature activated. It can
be distinguished from the normal measurement mode by the text '
SET
' on the
lower lefthand corner of the display. The readings on the display are updated
once a minute, and the display is dim except during this updating in order to
minimize the consumption. If the indicator is turned off, the measurements
stored so far remain in the memory and they can be read by turning the
indicator on in the
REC READ
mode (see section 6.5).
You can end the data collecting by pressing ON/OFF.
6.5 Reading the measurement results
The measurement results can be read in the
REC READ
mode. This mode can be
entered from the
REC AUTO
mode by pressing twice the button MODE. The
following appears:
Press ENTER, and a text similar to the following appears on the display:
RH
T °C
%
Numbers on the first line indicate the reading of the quantity in question (in
this example, RH). The number on the left on the second line (in this example
number
0. ) is the sequence number of the measurement. This number helps to