Robur Direct Digital Controller - Page 144

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
page88;
 Regulation parameters see paragraph 4.4.2.6.4 on page 96 and, for separable plants, paragraph
4.4.2.5.4 on page89;
 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 page77;
 ExecutionReset external temperature filter see paragraph 4.4.1.11 on page77;
 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 page98 and, for separable plants,
paragraph 4.4.2.5.5 on page90;
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.