Robur Direct Digital Controller - Page 108

Direct Digital Controller
106 Direct Digital Controller fw 4.013 – Ed. 01/2013
3 - In all operating modes in which the command is disabled (switch closed).
The symbol indicates that the command is enabled.
The
symbol indicates that the command is disabled.
For CUSTOM operating mode it is possible to decide whether to enable the command or not:
1 - To enable the command, turn the knob to position the cursor on
and press the knob. The
symbol indicates that the command is enabled.
2 - To disable the command, turn the knob to position the cursor on
and press the knob. The
symbol
indicates that the command is disabled.
NOTE: in the case of multi-DDC systems, the consent enabled on the master DDC also acts on the slave
DDCs, so on the whole system.
It is present only on the master DDC in WCmp operating modes, or if selected in CUSTOM
mode.
It is not a real consent but a function that allows to activate the use of a climatic curve to
automatically regulate the temperature of the water depending on the external temperature.
The symbol
indicates that the function is active and implies enabling of the button in the
“Plant Control” menu.
NOTE: the climatic curve function must be enables in the “Enabling of climatic curve” user
level menu (see paragraph 3.4.1.1.1.2), otherwise the button will be disabled
.
The
symbol indicates that the function is not active. The chronothermostat button in the
“Plant Control” menu can be enabled
or disabled depending whether the
“ChronT” function is enabled or not (chronothermostat on internal room probe).
For CUSTOM operating mode it is possible to decide whether to activate this function or not::
1- To enable the function, turn the knob to position the cursor on
and press the knob. The
symbol indicates that the function is active and therefore the corresponding button in
the “Plant Control” menu will be enabled
.
2- To deactivate the function, turn the knob to position the cursor on
and then press the
knob. The symbol indicates that the function is not active. The chronothermostat button
in the “Plant Control” menu can be enabled
or disabled depending whether
the “ChronT” function is enabled or not (chronothermostat on internal room probe).
It is not possible to select the "WeComp" function at the same time as the “GenTmr” or
“ChronT” consent.
The climatic curve function is effectively active if, as well as selecting (
) “WeComp”, it is
enabled in the “Enabling climatic curve” user level menu (see paragraph 3.4.1.1.1.2).
When (
) “WeComp” is selected, the repeated pressing of the chronothermostat
activation/deactivation button in the “Plant control” menu allows to set the following modes:
•
the room temperature set-point is that active on the bases of the programming
set on the chronothermostat.
•
o : the room temperature set-point is always T3 (maximum level of the
heating or cooling service).
•
the room temperature set-point is always T2 (average level of the heating or
cooling service)
•
o : the room temperature set-point is always T1 (minimum level of the
heating or cooling service)
NOTE: continuing to press the knob, the sequence is repeated.
NOTE: the climatic curve function is active in all modes stated above.