Caleffi solar iSolar 3 User Manual - Page 6

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Caleffi solar iSolar 3 User Manual
2.

Operation and function

2.1 Pushbuttons for adjustment
backwards
2
(selection / adjustment mode)

2.2 System monitoring display

Complete Monitoring-Display

2.2.1 Channel indication

only channel indication

2.2.2 Tool bar

only tool bar
6
|
forward
1
3
SET
!
The controller is operated by 3 pushbuttons below the
display.
The forward-key (1) is used for scrolling forward
through the indication menu or to increase the adjustment
values. The backwards-key (2) is accordingly used for the
reverse function.
For adjustment of last indication channel, keep button 1
pressed for 2 seconds. If an adjustment value is shown on
the display, SEt is indicated. In this case you can press the
key „Set" (3) in order to change into input mode.
Select a channel by keys 1 and 2
Shortly press key 3, so that „SEt" flashes
Adjust the value by keys 1 and 2
Shortly press key 3, so that „SEt" permanently appears,
the adjusted value is now saved.
The system monitoring display consists of 3 blocks: indica-
tion of the channel, tool bar and system screen (active
system scheme).
The indication channel consists of two lines. The upper
line is an alphanumeric 16-segment indication in which mainly
the channel names / menu items are shown. In the lower
7-segment indication, the channel values and the adjustment
parameters are indicated.
Temperatures and temperature differences are indicated in
°F / °C or Ra / K.
The additional symbols of the tool bar indicate the current
system status.
Symbol
standard
relay 1 active
relay 2 active
maximum tank limitation
active / maximum tank
temperature exceeded
antifreeze- function activated
+
+
flashing
collector cooling function or
reccoling function active
collector minimum limitation
or antifreeze function active
collector security shutdown or
tank securtiy shutdown active
sensor defect
manual operation active
an adjustment channel is
changed SET-mode