PERRY TE541 Digital Thermostat User Manual
10 - CONFIGURATION MENU (Installer)
10.4 - TYPE TEMPERATURE ADJUSTMENT METHODS
thermal inertia over temperature
of the heating element
°C
The thermostat is factory set to work in MODULATING PROPORTIONALLY
(PrOP) mode;settingcyclesfrom7to20minutes(default 7minutes).
This system maintains the desired temperature more stable, whilst increasing
theuser'scomfortsensationandsavingonenergyconsumption.
T SET
ON
ON
OFF
OFF
ON
OFF
A long cycle is recommended for systems with high thermal inertia (cast iron
radiators, floor systems) and a short cycle for systems with low thermal
inertia(fancoils).
time
example of modulating proportional adjustment
thermal inertia over temperature
of the heating element
°C
As opposed to the Modulating Proportionally, the temperature can be adjusted
THERMAL DIFFERENTIAL mode ON/OFF with a preset thermal differential
value(Hysteresis)of0,3°C(default).
T SET
OFF
OFF
isteresi
ON
ON
Note:adjustablefrom0,2°Cto1,2°C.
The hysteresis value must be set according to the system's thermal inertia; a
low value is recommended for systems with radiators made of e.g. cast iron
andahigh valueforsystemswithfancoils.
time
example of differential adjustment
10.4.1 - SELECTION OF THE TEMPERATURE ADJUSTMENT MODE (PROPORTIONAL OR DIFFERENTIAL ON/OFF)
Fromnormalthermostatoperationaccessthemenusbypressing
and holding the «Mode» key as described in Chap. 9, select Set
rEG,confirmwithOK(thecurrentsettingflashes).
It will be possible to select temperature adjustment mode
between Modulating proportional (PrOP) factory setting, or
Thermal differential (On:OFF).
Use the
adjustment mode.
Press OK to confirm.
keys, to select the desired temperature
Select with
the keys
.
Depending on the chosen mode, the next menu displays the
setting of the PERIOD if you have opted for PrOP (see paragraph
10.4.2) or to set HYSTERESIS if you have opted for On:OFF (see
paragraph 10.4.3).
If you wish to exit the menus, press the Mode button to return
press OK key
to confirm the desired setting
Follows
to normal operation.
17
| General | Details |
|---|---|
| Name | PERRY TE541 Digital Thermostat User Manual |
| Make | PERRY |
| Language | English |
| Filetype | PDF (Download) |
| File size | 1.4 MB |
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