Sorel TDC 4 - Operation; Display and Input

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Operation
4 4
4.1 Display and input
The display (1), with its extensive
text and graphics mode, is almost
self-explanatory, allowing easy
operation of the controller.
The LED (2) lights up green when a
relay is switched on.
The LED (2) lights up red when
operating mode “Off
” is set.
The LED (2) ashes slowly red in the
operating mode “Manual”.
The LED (2) ashes quickly
red when an error is present.
Entries are made using four keys
(3+4), which are assigned to different
functions depending on the situation.
The “esc” key (3) is used to cancel an
entry or to 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
Examples of display symbols:
Pump (rotates in operation)
Valve (direction of ow black)
Collector
Storage tank
Swimming pool
Temperature sensor
Warning/error message
New information available
(1)
(2)
(3)
(4)