Direct Digital Controller
142
Direct Digital Controller fw 4.013 – Ed. 01/2013
The figure at the side shows the active consents for the WCmp
functioning mode. The symbol, next to the text description of the
command, indicates that the command is enabled. AmbT operating mode
allows 4 commands to be enabled: GenPwr
GenPwr Plant
master
switch for switch-on and switch-off;;
GrpPwr
Plant partial switch for switch-on and switch-off;;
WeComp Climatic
curve
function;
ExtT
Consent for switch-on and switch-off depending on the
External Temperature;
The consents present in the WCmp functioning mode are defined as non modifiable. It is, however, possible to
exclude some of them by configuration of the
“Plant control” menu
.
When plant configuration is complete, it is always necessary to set the following parameters:
Default set point
see paragraph
3.4.1.1.1.1
on page
31
;
Water Differential
see paragraph
4.4.2.6.1
on page
93
and, for separable plants, paragraph
4.4.2.5.3
on
page
88;
Regulation parameters
see paragraph
4.4.2.6.4
on page
96 and
, for separable plants, paragraph
4.4.2.5.4
on page
89;
Set point 3.4.1.3.1
on page
46
;
Differential
see paragraph
3.4.1.3.2
on
page
47
.
Climatic curve parameters
on page
110
Building time constant
see paragraph
4.4.1.10
on page
77;
ExecutionReset external temperature filter
see paragraph
4.4.1.11
on page
77;
Enabling of climatic curve
see paragraph
3.4.1.1.1.2
on page
33;
Chronothermostat set points
see paragraph
3.4.1.2.2
on page
42;
Chronothermostat
see paragraph
3.4.1.2.3
on page
43.
In the presence of third party boilers:
Auxiliary boiler operation
see paragraph
4.4.2.6.2
on page
94;
Rated plant power
see paragraph
4.4.2.6.3
on page
95;
In the case of common water pumps managed by RoburBox:
RoburBox water pump delay
see paragraph
4.4.2.6.5
on page
98
and, for separable plants,
paragraph
4.4.2.5.5
on page
90
;
Once the above-mentioned items have been set, switch-on can take place via the Plant Control menu.
Switching the system on in WCmp mode: Plant control
.
Before switching on the system, ensure that all operating parameters have been correctly configured
(temperature set point, thermostating, differential, regulation parameters, climatic curve parameters, alarms
etc).
To access the
“Heating/Cooling Plant control”
menu, select
from the main menu.
The figure on the right shows the activation screen and the relative
buttons and commands that are described below.
Summary of Contents for Direct Digital Controller
Page 1: ......
Page 2: ......
Page 73: ...Direct Digital Controller Direct Digital Controller fw 4 013 Ed 01 2013 71 ...
Page 163: ......
