Siemens RVD230 Basic Documentation page 18

Type ref. Diagram
B9
Y5
B72
B9
Y5 B72
B9
Y5
B72
B9
Q3
Y5
B72
B9
Y1
B9
Y1
Y5
B9
Y1
Y5
a) Circulating pump feeding water into the heat exchanger's return
b) Circulating pump feeding water into the storage tank
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B3
Q3
H5
B32
B31
B3
b)
B32
Q3
a)
B31
Q3 B3
B32
B31
B12
B3
b)
B32
Q4
a)
B1
A6
B7 Q1
B71
B1 A6
B7 B71 Q1
B31
B32
B72
B1
Q1
B7 B71
B3
Q3
B72 B32 H5
Basic Documentation RVD230
3 Fundamentals
Legend
B3 D.h.w. flow sensor
B32 Return sensor d.h.w.
B72 Primary return sensor
B9 Outside sensor (optional, display only)
H5 Flow switch (optional)
Q3 Circulating pump (optional)
Y5 2-port valve primary return
B3 D.h.w. flow sensor
B31 Storage tank sensor 1
B32 Storage tank sensor 2
K6
B72 Primary return sensor
B9 Outside sensor (optional, display only)
K6 Circulating pump (optional)
Q3 Storage tank charging pump
Y5 2-port valve primary return
B3 D.h.w. flow sensor
B31 Storage tank sensor 1
B32 Storage tank sensor 2
K6
B72 Primary return sensor
B9 Outside sensor (optional, display only)
K6 Circulating pump (optional)
Q3 D.h.w. intermediate circuit pump
Y5 2-port valve d.h.w. primary return
B12 D.h.w. flow sensor
B3 D.h.w. flow sensor
B31 Storage tank sensor 1
K6
B32 Storage tank sensor 2
B72 Primary return sensor
B9 Outside sensor (optional, display only)
K6 Circulating pump (optional)
Q3 D.h.w. intermediate circuit pump
Q4 Storage tank charging pump
Y5 2-port valve d.h.w. primary return
A6 Room unit
B1 Flow sensor heating circuit
B7 Primary return sensor*
B71 Secondary return sensor
B9 Outside sensor
Q1 Heating circuit pump
Y1 2-port valve primary return
A6 Room unit
B1 Flow sensor heating circuit
B31 Storage tank sensor 1
B32 Storage tank sensor 2
B7 Primary return sensor heating circuit*
B71 Secondary return sensor heating circuit
B72 Primary return sensor d.h.w.
B9 Outside sensor
K6 Circulating pump (optional)
Q1 Heating circuit pump
K6
Y1 2-port valve heating circuit primary return
Y5 2-port valve d.h.w. primary return
A6 Room unit
A6
B1 Flow sensor heating circuit
B3 D.h.w. flow sensor
B32 Return sensor d.h.w. circuit
B7 Primary return sensor heating circuit*
B71 Secondary return sensor heating circuit
B72 Primary return sensor d.h.w. circuit
B9 Outside sensor
H5 Flow switch (optional)
Q1 Heating circuit pump
Q3 Circulating pump (optional)
Y1 2-port valve heating circuit primary return
Y5 2-port valve d.h.w. primary return
* Suppression of hydraulic creep
CE1P2383en
27.05.2004