Application
RA-K Plus
Electronic box
RA Plus
that enables users to lower the individual room
temperature by approx. 3° C during selected peri-
ods of the 24 hours of a day, thereby reducing heat
consumption without any detrimental eff ects on
comfort.
The thermostat features two timer programs
– one of them could be used for workdays and
the other one for weekends. Up to three heating
The electronics box of the thermostat is easy to
checks or modifi cations to programs and heating
service life.
thermostat has integral frost protection.
This thermostat is available in versions for new
and older Danfoss valves and for valves with M30
x 1.5 connection.
The colour is RAL 9010 (white)
Ordering and
technical data
Programmable radiator thermostats
Type
Temperature range*
Code no.
8-28 °C
013G2750
8-28 °C
013G2780
8-28 °C
013G2790
8-28 °C
013G2730
Accessories
Code no.
Anti theft protection clips, 20 pcs.
013G5245
Special tool to stop the anti-theft protection
013G1231
DKCD
VD.53.P2.02 © Danfoss 06/2005 1
10 14 18 22 26 30 °C
1 2 • • • 3 • • • 4 5
8 12 16 20 24 28 °C
2, each with 3 daily heat periods
3 Volt
2 x type MN1500/LR6/AA
Approx. 4 years.
Acoustic warning 14 days before batteries are exhausted.
Surrounding temperature
0 to 45° C
Transport temperature
-20 to 60° C
Weight, thermostat and box
325 g
Approvals
Technical data of the
electronics box
VD.53.P2.02 © Danfoss 06/2005
DKCD
Temperature setting
frost protection setting
The required room temperature can be obtained
The room temperatures that correspond to the
setting fi gures on the units can be seen from the
temperature scales. Indications are for guidance
only, since the room temperatures obtained are
often aff ected by such factors as the conditions of
The temperature scales are stated according to
Xp = 0° C is the room temperature at which the
valve shuts off , while Xp = 2° C shows the room
temperature in the case of a proportional band
of 2° C.
The eff ective, obtainable room temperature and
the heat installation, the room and the duration
of the temperature lowering period.
The electronics box in RA-PLUS can reduce the
temperature settings by approx. 3°C if required.
Construction
1. Sensor medium
2. Bellows
3. Protective spring
4. Setting mark
5. Spindle
6. Base
7. Setting lever
8. Limiter
9. Cogwheel
10. Electronics box
11. Motor
RA PLUS
RA/V and RA/VL PLUS
RA-K PLUS
0 3 6 9 12 15 18 21 24
0 3 6 9 12 15 18 21 24
RA PLUS with snap-on coupling
once the valve cover has been removed.
The unit is fi tted to the valve by applying a gentle
correctly mounted.
The snap-on mechanism has been tightened at
the works, ready for mounting. If mounting and
dismounting are carried out again, the mecha-
tightening ring.
RA/V and RA/VL PLUS
valve neck.
RA-K PLUS
each product.
The sensor should always be placed where the air
can circulate freely around it.
Start-up
Comfort
button
As standard, the electronics box batteries are
activated and the clock says 12.00.
The factory setting for program 1 (P1) is heat from
06-08 and again from 16-22. Program 2 (P2) has
When the ON/OFF button has been set to ON,
the program associated with the given day of the
week is run. The display shows the current status.
temperature-lowering period or the other way
the next change of mode.
Setting of clock and programming: See the user
Factory settings:
P1:
Heat 06 - 08 and 16 - 22
P2:
Heat 07 - 22
DKCD
VD.53.P2.02 © Danfoss 06/2005 3
Anti-theft protection
against unintended dismounting.
An anti-theft protection unit is placed in the lock
The protection can only be stopped using Dan-
foss’ special tools.
Code no.
013G5245
Special tool
013G1231
RA PLUS
RA-K PLUS
VD.53.P2.02 © Danfoss 06/2005
DKCD
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