Vaillant Mixer module VR 61 Installationshandbuch PDF herunterladen (Seite 17)

17Operating and installation manual for VR 61 mixer module

Display

screen

Title display

screen

adjustable

operating values

(just display = A)

Remarks Unit Min.

value

Max.

value

Step width Preset

value

C11 HC2

parameters

Set-back

temperature

For the times between

the time windows you

can set a set-back

temperature.

If your expert technician

has set the frost

protection function, the

set-back temperature is

automatically 5 °C. There

will be no display as set-

back temperature

°C 5 30 1 15

Heating curve in accordance with the

diagram operating

instructions Chapter 4.7.3

if, in A2, for heating

circuit mode HC2 "Zone"

is selected (hydraulic

drawing 4) the value

from HC1 for the heating

curve is applicable

0,2 4 0,05-0,1 1,2

Minimum

temperature

Minimum feed

temeprature for HC2;

if, in A2, for heating

circuit mode HC2 "Zone"

is selected (hydraulic

drawing 4) the value

from HC1 for the

minimum temperature is

applicable

°C 15 90 1 15

Maximum

temperature

Maximum feed

temeprature for HC2;

does not appear if

"Zone" selected in

heating circuit mode HC2

in A2

(Hydraulic drawing 4)

°C 15 90 1 75

C15 Hot water

parameters

Storage tank

charging offset

In order to avoid short

heating up periods

(improved utilisation of

condensing technology);

appears only if in A3 for

relay output"LP"has

been selected

R15401 15

Charging pump

overrun

Only relevant if the

charging pump is directly

connected to the mixer

module VR 61 (hydraulic

drawing 2);

appears only if in A3 for

relay output"LP"has

been selected

Mins. 0 10 1 5

Parallel charging does not appear if

"Zone" selected in

heating circuit mode HC2

in A2

(Hydraulic drawing 4)

On, Off Off

C16 Hot water

parameters

Legionella

protection day

Weekday or block of

days; Storage tank

heated to 70 °C for one

hour

OFF, MO, TU,

WE, TH, FR,

SA, SU, MO-

OFF

Start legionella

protection Time of

the day

0:00 24:00 0:10 4:00

Start-up 7

Table 7.2 Display screens in the level for the expert technician

(continuation)

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