A
T10.B
Electronic Battery Powered Room Thermostat for Heating
Τ
20.B
Electronic Battery Powered Room Thermostat with Domestic Hot Water Switch
Τ
10SW.B
Electronic Battery Powered Room Thermostat for Heating and Cooling
Installer’s
and
User’s
Manual
Important Safety Information
•
Read carefully the information included in this manual.
•
Always switch off the main power when installing the thermostat.
•
The installation should be carried out by authorized personnel.
•
Do not use the thermostat for other applications except those that is made to be used
i.e. room heating
•
This thermostat is not an instrument. It must not be used in life critical applications.
Installation
Install the thermostat always in an inside wall in height 1.2m to 1.5m from the floor and
away of corners, positions affected of heat generating appliances, air vents , places directly
exposed to sunlight or dead air spots (e.g. behind a door, curtain etc.).
Consult the figures 1 to 6 printed at the carton box for dismantling and reassembling the
thermostat.
Before reinstall the rotating knob you can restrain the allowable adjust range by utilizing
the two plastic pins underneath.
Wiring
Connect the appropriate wires to cable terminal strip as shown in the relative wiring
diagram in the electrical connection section below.
Install two AAA alkaline battery cells to the appropriate battery holder inside. Pay special
attention to the correct battery polarity. Inappropriate battery installation may induce
permanent damage.
Do not use:
•
rechargeable batteries
•
conventional batteries
•
empty and new batteries together
Terminals “1” and “2” comprise the potential free con
tacts of the internal relay.
Terminals “1” and “A” comprise the extra contact for the domest
ic hot water.
Operation
The
“
O-I
”
signed sliding switch of the front face activates and deactivates the thermostat.
While in on position “I” thermostat controls the heating
(or cooling) system to maintain the
desired temperature.
Adjust the rotating button to the temperature level of your choice. When temperature
differs as compared to that indicated by the rotating knob the red indicator flashes and the
contact of the internal relay closes. When the desired temperature is reached the relay
contact opens and the red indicator remains inactive.
The leftmost sliding switch of T20.B type activates the domestic hot water control output
(terminal “A”)
.
When the domestic hot water switch is activated terminals “1” and “A”
is
bridged internally. At the same time the green indicator flashes.
The leftmost sliding switch of T10SW.B type is used to select between heating or cooling
mode. The “
” symbol indicates coolin
g mode and when selected the green indicator
flashes.
Batteries are constantly supervised so as thermostat to operate safely under any discharge
level. For that reason when batteries are about to discharge thermostat flashes twice when
commands the heating/cooling system. You are advised to replace the discharged batteries
shortly.
The thermostat stops to operate and flashes three times when batteries are almost
exhausted. You must replace the batteries to put the thermostat in order.
Electrical Connection
General electrical connection diagram
Technical Specifications
Customer Care
Charmeg
www.charmeg.gr
145 Attaleias str.-Nikea - Athens- Greece
Call:
+030 210 5693111
Fax:
+030 210 5693093
e-mail:
Skype:
Charmeg Live Assistance Europe
Doc: T10_Butterfly_Users_Manual_gr_en_2.docx 15-Apr-21
Physical dimensions
90 x 90 x 43mm approx.
Power
2 x AAA alkaline batteries
Electrical contact rating
4A/250VAC @resistive load, (2A@inductive load)
Auxiliary contact rating
2A
Adjust limits
5
°C to +30 °C
Differential
-0.35
°C
Temperature accuracy
+/-0.5
°C
Operating temperature
0
°C to +50 °C
Storage temperature
-2
0 °C to +50 °C
This product has been manufactured from materials which can be recycled
and reused according to the European Directive 2002/96/EC.
Please be informed regarding the local collection system for electrical and
electronic equipment and do not dispose the old products with your
normal household waste.
The correct disposal of the products will help to prevent the negative
consequences of the environment and human health.
