8
The system monitoring display consists of three blocks:
channel
display,
tool bar
and
system screen
.
The
channel display
consists of 2 lines. The upper line is an alpha-
numeric 16-segment display (text display) for displaying channel
names and menu items. In the lower 7-segment display, the
channel values and the adjustment parameters are displayed.
Temperatures are either indicated in °F or °C, whereas
temperature differences are indicated in K or °Ra respectively.
channel display
The additional symbols of the
tool bar
indicate the current
system status.
tool bar
2. Operation and function
2.1 Push buttons
The controller is operated via three push buttons below the
display.
Button 1
is used for scrolling forward through the indication
menu or to increase the adjustment values.
Button 2
is used for
scrolling backward and reducing values.
Button 3
is used for
selecting channels and confirming adjustments.
During normal operation, only the display channels are
shown.
Î
Scroll through the display channels by pressing buttons
1 and 2
Accessing the adjustment channels:
Î
Scroll down in the display menu and press button 1 for
approx. 2 seconds after you have reached the last display
item.
When an
adjustment value
is shown on the display,
is
indicated to the right of the channel name.
Î
Press button 3 in order to access the adjustment mode
starts flashing.
Î
Adjust the value using buttons 1 and 2
Î
Briefly press button 3,
permanently appears,the
adjusted value will be saved.
2.2 System monitoring display
system monitoring display
1
3
2
backward
forward
SET
(selection / adjustment mode)
operating control lamp
Status
standard
flashing
relay 1 active
maximum tank temperature exceeded
tank emergency shutdown active
+
collector emergency shutdown active
collector cooling active
system cooling active
tank cooling active
+
holiday cooling function activated
holiday cooling function active
+
collector minimum limitation active
antifreeze function activated
antifreeze function active
manual operation relay 1 ON
+
manual operation relay 1 OFF
sensor defective
