Averaging Over Time; Averaging Over The Cycle - Ahlborn ALMEMO 2590-2A Operating Instructions Manual

For flow probes call up the volume menu by pressing :

Averaging over time

12.2.3
To determine average values over a certain dura-
tion there are 2 possibilities - either by pressing the
Start and Stop keys accordingly or by entering a du-
ration for averaging which is started manually but
stops automatically. A measuring point scan is al-
ways performed at start and stop in order to record
to memory the start value, end value, and average
value - each with the applicable time-of-day (see
12.5).
To clear the average value and measuring duration automatically on Start
(see 14.8) or having selected the average value by pressing :
The measuring duration can be read out :
To set memory activation, output format :
To start averaging press :
To stop averaging press :
Alternatively
Enter a certain averaging duration in seconds,
Select and program the function Measuring duration ,
The function changes to :
To start averaging press :
To stop averaging after expiry of averaging duration
The average value can be read out in function:
For flow probes call up the volume menu by pressing :

Averaging over the cycle

12.2.4
To determine hourly or daily average values the
average values must be acquired at cyclic inter-
vals. A cycle is programmed to ensure that the av-
erage value, maximum value, and minimum value
are cleared after each cycle but continue to appear
in the display throughout the following cycle.
<VOL ►>
meas duration : 00:01:23.40 U
<MON/MOFF>
<START>
<STOP>
averaging duration : 020 U
<START>
average value :
< VOL ►>
12. Function menus
see 12.2.6
<CLR>
,
<FORM>
»
Verification :
»
Verification :
13.24 m¡
see 12.2.6
39