6
Menu Password
- Allows access to the menu to be restricted by password. When
selecting
enable
, the option is activated. You can change the password from the following
setting -
Renew Password
. The default password (the one that the manufacturer supplies
the controller) is
000
. After Menu Password is enable, to enter the menu you must enter
the correct password. Press the
SET
button and the
up
,
down
select the appropriate
number, press the
SET
button again to select the other two digits of the password. If the
password is entered incorrectly three times, the controller returns to working condition.
If within 5 seconds not start entering the password, access the menu, but with limited
rights, You can browse the selections and parameters, they can not be changed, except for
the vacation regime.
In Menu Password -
disable
, menu access does not require a password.
If a period of 30 sec. no buttons are pressed, it should automatically exit the menu, as the
changes are
not saved in memory. In this case they will be valid until it is stopped
power.
One of Two water tanks
Anti-freezing protection
Figure 2
VI. Wiring
The wiring of the thermostat includes connection of the temperature sensors, power
supply, controlled circulation
pump, electrical heating
elements and a valve
according
Figure 3
. The
temperature sensors are Pt-
1000 non-polar ones. In case
of necessity the connection
cables of the sensors could be
prolonged
as
the
total
resistance of both cores of the
cable will be observed – an
indication
sensibility
of
1°С/4Ω
. The recommended
cable length which does not
affect
the
measurement
precision is up to 100m.
