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❋ ❋ The mixing valve is controlled based on the FCU WL value .
❋ ❋ As the #4044 value increases and the #4045 value decreases, the control speed increases . (Temperature hunting may
occur if the control speed increases depending on the load . )
❋ ❋ The additional pump and mixing valve should be purchased separately . TW4 sensor is included in the product
accessories .
❋ ❋ TW3 : Water temp . sensor 3
• When the thermostat control is set as 'Use' , the mixing valve can be used for Zone 1 and Zone 2 . (When both FSV
#2091 and #2092 are set as 1 or 2, 3, 4)
CAUTION
• To use the External Room Thermostat option, set the 2-zone control option (FSV #4061) to "0" for disabling it .
• To use the zone control (FSV #4016=1), set the thermostat control option (FSV #2091 & #2092) to "0" for disabling
it .
2-zone control using Thermostat
Balancing Vessel
(Mixing tank)
Description
Mixing valve
1 . Before the installation, hydro unit should be turned off .
2 . Using the appropriate equipment to correct position on the terminal block as shown on the diagram .
B5 : Neutral(N)
B3 : CCW(L2)
B2 : CW(L1)
TW4
No. of wires
Max. current
4
ENGLISH-53
Mixing Senser
(Default, 15 m)
CNS045(BLU)
Zone
Controller #1
(Radiators)
Radiator
Zone Controller #2
(UFHs)
Under Floor
Thickness
> 0 . 7 5 mm
2
22 mA
H07RH-F
Supply Scope
, H05RN-F or
Field supply (230 V~,
Input)
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