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The EKCO boiler may also work as second boiler. If it is so, the master boiler by opening
the NA input will stop heating of EKCO. However, the mode of the three-way valve control
stays on so a DHW cylinder is charged by the heat from the master boiler.
Room thermostat (RP input)
– when
the voltage free contact gets opened
the boiler will stop heating. The input is
responsible for boiler control depending
on the room temperature.
Master appliance (NA input)
– you can
limit the power used, i.e. the boiler can
be switched off while another appli-
ance consumes electricity. To do it, an
electrician should install in line an extra
open contact to the NA connector (volt-
age free input), so that when a master
appliance gets on, the contact will be
opened the boiler switched off. When
the NA contact gets opened, heating
will get off and the pump stopped.
black
black
brown
brown
blue
blue
ZTD - three-way valve with a servo-motor
ZAS - connection point of three-way valve
Tzas - connection point of water temp. sensor (in cylinder)
WE - 008 -
KOSPEL water temp. sensor (in cylinder)
C - cylinder thermostat
A - Auraton 2005 room thermostate
B - master appliance
WZ - connection point of cylinder thermostat
RP - room thermostat connection point
NA - master appliance connection point
MR - radio module connection point
!
While applying other thermostat than Auraton 2005 make sure there is no
voltage on its output!
Do not connect any voltage into RP, NA input! This can result in perma nent
ZIO module damage.
CYLINDER
CYLINDER
PUMP
PUMP
room
room tthermo
hermost
staattee
Auraton 2005
Auraton 2005
back
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Connection of external appliances
GB