Hi-T2
Centralised controller
22
With "
Manual
" and "
Manual eco
" the temperature set in the menu "
Water setting
" and "
Eco water setting
" is activated; they
respectively correspond to the temperature of "normal" operation (1st set-point) and to the working temperature during the
energy-saving operation (set-point economy) of the various zones/rooms.
By accessing "
Status setup
" and pressing on "
Chiller
" you can only manage the concerned chillers:
With "
Manual
" and "
Manual ec
o", the temperatures set in the menu "
Water setting
" and "
Eco water setting
" are activated; they
correspond respectively to the temperature of the outlet water of the chiller during normal operation and during the energy-saving
operation (E.g: in summer mode "
Set water
" could be 7°C, while "
Set water eco
" could be 10°C).
After getting access to "
Status setup
" and pressing on "
Zone1
" it is possible to control each individual zone separately (for example,
starting zone 1 is not a sufficient condition for starting up the chiller if it is off):
With "
Manual
" and "
Manual eco
" the temperature set in the menu "
Water setting
" and "
Eco water setting
" is activated; they
respectively correspond to the temperature of "normal" operation (1st set-point) and to the working temperature during the
energy-saving operation (set-point economy) of the various zones/rooms.
Once you have set the status, in the "
Status setup
" screen the following icons may appear near the units/zones set:
OFF
MANUAL
MANUAL ECO
PROGRAMMED
ROOM THERMOSTAT
Another way to set only certain zones/units in a given status can be as follows:
1.
set "System" in the manual, manual eco or programmed mode;
2.
switch OFF the units/zones that you do not want to activate.
The icon of "
Thermostat not active
" indicates the status of the room thermostat function of the Hi-T2 control panel. To enable the
thermostat function, press the corresponding icon. For the settings related to the function please refer to paragraph
Note
: once the status is set from the Hi-T2 control panel, you must wait about a minute to ensure that communication with the on-
board controls of the units in the network is successful and the units themselves are activated in the set status.
4.6.2
SWITCHING ON/OFF DHW MODE
If the DHW mode is enabled (from System main page ->
Configuration
->
Service Menu
->
Parameters
->
Chiller
->
Chiller name
->
H10: DHW presence = 1
), the word "
DHW mode
" also appears in "
Status setup
" menu. From here you can decide which chiller to
enable to produce the domestic hot water:
1.
enter “
Status setup
”, then “
DHW
”;
2.
On the next screen select "
All
" to enable all the chillers for DHW production, or select only the chiller interested in this
production (the others will be used exclusively for the plant);
3.
Confirm by pressing the confirmation tick in the upper right area;
ZONEn
OFF
PROGRAMMED
MANUAL
MANUAL ECO
CHILLER
OFF
PROGRAMMED
MANUAL
MANUAL ECO
eco
Thermosta
t not active
