Application Example - 3-Point Mixing Valves With 230 V Actuator - CALEFFI 161010 Manuel

6 APPLICATION EXAMPLE - 3-point mixing valves
with 230 V actuator
161010
Sensors R4|1 (1) A 30V
R4
GND
8
1
4 5
3
2
22
Manufactured
100 ... 240 V
by RESOL - TYPE SLT
50-60 Hz
Heiskampstr. 10
D-45527 Hattingen
IP 20
R1-R3|1 (1) A 240 V~
S6
L
S7
N
S7
AX
S6
R3 R2
9
1
Outside temperature probe (S1/GND)
2
Flow probe (S2/GND)
T4A
230 V (AC)
L N
3
Return probe (optional) (S3/GND)
4
Room thermostat (RT/GND)
5
Dew point detector (optional) (TS10/GND)
8
Boiler contact with voltage < 30 V (R4/R4)
R1
Centralised outside temperature probe connection
9
(Vbus/Vbus)
Grundfos Direct Sensor™ RPS pressure switch (op-
S6
tional)
Remote centralisation contact to switch heating/cooling
S7
(optional)
AX
Boiler voltage > 30V (voltage-free free terminal) (AX/AX)
R3
Mixing valve closed (R3)
R2
Mixing valve open (R2)
R1
Pump line (R1)