Graph Window; Operate The Device Using The Command Touch Unit - Lauda IN 550 XT FC Operation Manual

5.3.4 Graph window

Fig. 31: Graph window
Edit the graphic window
Fig. 32: Graphic menu

5.3.5 Operate the device using the Command Touch unit

V4
The display offers you the possibility to display temperature curves graphi-
cally.
The graphics window can be accessed via the [Display] softkey in the home
window of the display.
T indicates the set temperature (gray).
n
set
T indicates the internal temperature (green) of the heat transfer liquid
n
int
in the device.
T indicates the external temperature (dark blue) of the heat transfer
n
ext
liquid in the consumer.
Use the arrow keys to scroll the graphic in any direction.
n
1. Press the Enter key to open the menu.
2.
Select the  Graphic menu item.
The Graphic submenu opens.

In this submenu, you can adapt the graphics window to your requirements.
[Display measurement values]: T
n
Here you can define which temperatures are displayed in the graph.
[Sample time]: 2 s (maximum 50 min), 10 s (maximum 4 h), 30 s
n
(maximum 12 h), 1 min (maximum 24 h) or 2 min (maximum 48 h).
Here you can define the time interval at which new temperature values
are measured.
[Time Axis]: auto, 9 min, 45 min, 2 h15 min, 4 h30 min , 9 h, 24 h or
n
48 h.
Here you can define the time range displayed in the visible graph window
(corresponds to scaling of x axis).
[Temperature scale]: automatic or manual.
n
Here you can define which temperature range is displayed in the visible
graph window.
[Autom.]: The size of the visible graphic area automatically adapts to

the changing temperature curves.
If the setting is selected automatically, the following menu item

(Temperature limits) is not visible.
[Temperatutre limits]: T.scale Min and T.scale Max.
n
Here you can manually define which time range is displayed in the visible
graph window.
The device can also be operated with the Command Touch remote control
(accessory).
Do not switch on the device at the main switch until all hydraulic
connections for the application have been fully established and all
measures for safe commissioning have been implemented.
Integral process thermostats with flow control unit
, T , T and T .
set int ext ext2
65 / 171