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OLIMPIA SPLENDID 9899 Thermostat User Manual
HEATING/COOLING SELECTION
To select heating (winter) or cooling (summer) modes, press the
menu button for a few seconds,
until one of the following messages appears on the display, indicating the currently selected status:
Heating mode (winter)
Cooling mode (summer)
or buttontochangethedesiredmode,cyclingbetweenheatingandcooling.
HEA
COO
Next,pressthe
:
:
,
Pressing any of the other buttons confirms the selection and closes the menu.
When the controller is configured for automatic or centralised heating/cooling selection, it is not
possible to change the selection manually changed and, if the user attempts to do so, the flashing
icon appears on the display.
SUPPLY WATER INLET
This thermostat includes an input for the supply water temperature sensor: when this sensor is
installed the device automatically determines whether it should be working in “cooling” mode or in
“heating” mode: this function is called “water temperature changeover”.
This measurement is also to realise the “minimum temperature thermostat” function.
As an alternative to the supply water probe, it is also possible connect a bi-metal thermostat on this
input in order to set-up the “minimum temperature thermostat” function.
EXTERNAL INPUTS - TERMINALS 3, 4 AND 16
The thermostat also includes three external inputs that can be associated with a range of functions
using parameters C17, C18 and C19.
The signals at terminals 3 and 4 may also be connected to terminals 3 and 4 of other controllers in
the same building when installing centralised systems.
The signal at terminal 16 cannot be connected to other thermostats.
The functions that can be associated with the inputs are as follows:
“Centralised Heating/Cooling” function:
When installations include multiple thermostats in the same building, the centralised inputs of each
thermostat may be connected together and controlled by the central heating room.
This permits the central heating room to determine whether the thermostats should be operating
in heating or cooling mode.
“Economy” function:
This input activates/deactivates Economy mode (see the “Economy function” paragraph).
This function may be associated with the following icon:
changes in input state, not level, so it is always possible to change the economy status by pressing
the button (if enabled).
. The controller is sensitive to the
“Stop regulation” function
This input may be used to suspend or reactivate room temperature regulation.
When temperature regulation is suspended the fan is stopped, the valves remain closed and the
respective symbols on the display flash.
IT - 13
| General | Details |
|---|---|
| Name | OLIMPIA SPLENDID 9899 Thermostat User Manual |
| Make | OLIMPIA SPLENDID |
| Language | English |
| Filetype | PDF (Download) |
| File size | 5.17 MB |

















































