Operating Instructions | HERAcell® 150i / 240i
7
Handling and control (iCan™ touchscreen controller)
7
Handling and control (iCan™ touchscreen controller)
7
Handling and control (iCan™ touchscreen controller)
94
50115191 A / 08.2009
7.12 Scaling the trend display
The trend display of the three control loops:
• Temperature,
• CO
2
,
• O
2
,
can be scaled to two different versions.
1. Full screen display
>
Press the display, for the value required.
>
press the
S
HOW
TREND
ICON
[1].
2. To display an enlarged section:
>
Open a rectangular section [2] in the desired
area of the diagram using a finger or a pen. The
size of the rectangle is determined by dragging
a diagonal from the start (press onto screen at
left of upper diagram frame) to the end (release
at right of lower diagram frame).
>
Press any position
within
the marked rectangle
area [2]. The section is now enlarged.
>
This process can be repeated any number of
times until the section is displayed in the desi-
red enlargement or until the maximal enlarge-
ment level (max. 30 event logger elements, i.e.
30 min. process at a logging cycle of 60
seconds).
>
During zoom mode the trend display can be
scrolled forward and back.
3. To return to the total trend:
>
Open rectangle over a small diagram section
and press any position
outside
the marked
area.
4. To exit the trend display:
>
Press the
E
ND
key [3].
>
The system returns to the main menu.
Logging cycle:
The time interval of the data logging cycle
can be redefined in the I
NTERVAL
T
IME
E
VENT
L
OGGER
dialog box
(see chap. 7.11.2‚
pg. 83)
.
Fig. 63: Trend display scaling
Summary of Contents for Heracell 150i
Page 156: ......
