ENGLISH-59
03
INST
ALL
ATION
Mixing Valve
Installation of mixing valve
Under Floor
Radiator
TW4
Balancing Vessel
(Mixing tank)
When two different zones are used with different temperature, adjust the temperature of discharge water to high
temperature water and control the amount of bypass to provide low temperature water by applying the mixing valve and
temperature sensor of the mixing valve (TW4) .
1 . Select a mixing valve from the manufacturers as below (recommended) and install it at the enterance of the zone .
2 . Install the supplied temperature sensor (TW4) on the rear part of the mixing valve .Install TW4 Sensor within 1m of Mixing Valve .
3 . Since running time varies depending on the manufacturer, set the FSV (default 90 sec .) by referring to the FSV value below .
Maker
BELIMO
SIEMENS
HONEYWELL
Model code
3 Way Valve
R3020-6P3-S2
VXP45 .20-4 (kvs 4)
V5011E1213
Actuator
LR230A(-S)
SSB31
ML6420A3015
Running time
90 sec .
150 sec .
60 sec .
FSV(#4046) setting
9
15
6
❋
❋
The table above is for your reference . It can be changed without advanced notice .
4 . Set the FSV value by referring to the table below depending on installation environment .
Function
Details
Code
Unit
Default
Min.
Max.
Mixing valve
Use or not
4041
-
0(No)
0
2
Target temperature difference
(Heating) (TW3-TW4)
4042
°C
10
5
15
Target temperature difference
(Cooling) (TW4-TW3)
4043
°C
10
5
15
Control factor
4044
-
2
1
5
Interval of valve control
4045
Min .
2
1
30
Running time (10 second unit)
4046
(x10) sec
9
6
24
❋
❋
4041 =1 : Controlled based on the temperature difference (4042, 4043)
❋
❋
4041 =2 : Controlled based on the temperature difference of the WL value
ex)
Heating
<#4041=1>
<#4041=2>
Tw2
Ta
Tw3
#4042
Tw4
W
at
er T
emp
Outdoor Ambient Temp
Tw2
Ta
Tw3
Tw4
W
at
er T
emp
Outdoor Ambient Temp
