Grant Solar GS222020X - Display and Input; Operation

17
Operation
Examples of display symbols:
Pump (rotates in operation)
Valve (direction of ow in black)
Collector
Storage
Pool
Temperature sensor
Heat exchanger
Load pause (see Load time)
Warning / error message
New information available
Logging is active
More symbols can be found in the
chapter „Special functions“
(1)
(2)
(3)
(4)
The display (1), with its extensive text and graphics mode,
is almost self-explanatory, allowing easy operation of the
controller.
To change from the overview to the settings menu, press the
„esc“ key.
The green status LED (2) lights up when a relay is active, the
red LED blinks when an error occurs.
Inputs are made with 4 buttons (3+4), which functions change
context sensitive.
The „esc“ key (3) is always used to cancel or exit a menu.
If applicable there will be a request for conrmation as to
whether the changes which have been made should be
saved.
The function of each of the other three keys (4) is shown in
the display line directly above the keys; the right-hand key is
generally has a conrmation and selection function.
Examples of key functions:
+/- = enlarge/shrink values
▼/▲ = scroll menu down/up
yes/no = approve/reject
Info = additional information
Back = to previous screen
ok = conrm selection
Conrm = conrm setting
E.1. - Display and input