Siemens RVD230 Basic Documentation page 19

B9
Y1
Y5 B72
B9
Y1 B7
Y5 B72
B9
Y1
B7
Q3
Y5
B72
B9
Y1 B7
B9
B7
Y1
a) Circulating pump feeding water into the heat exchanger's return
b) Circulating pump feeding water into the storage tank
Siemens Building Technologies
HVAC Products
B1
B71 Q1
B7
B31
B3
b)
B32
Q3
a)
B1 A6
B71 Q1
B31
Q3 B3
K6
B32
B1
Q1
B71
B31
B12
B3
b)
B32
Q4
a)
A6
Q1
Q3
B1
B71 B72
A6
Q1
Y5
B3
Q3
B1
B71 B72
Basic Documentation RVD230
3 Fundamentals
A6 Room unit
B1 Flow sensor heating circuit
A6
B3 D.h.w. flow sensor
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. circuit
K6
B9 Outside sensor
K6 Circulating pump (optional)
Q1 Heating circuit pump
Q3 Storage tank charging pump
Y1 2-port valve heating circuit primary return
Y5 2-port valve d.h.w. primary return
A6 Room unit
B1 Flow sensor heating circuit
B3 D.h.w. flow sensor
B31 Storage tank sensor 1
B32 Storage tank sensor 2
B7
B71 Secondary return sensor heating circuit
B72 Primary return sensor d.h.w. circuit
B9 Outside sensor
K6 Circulating pump (optional)
Q1 Heating circuit pump
Q3 D.h.w. intermediate circuit pump
Y1 2-port valve heating circuit primary return
Y5 2-port valve d.h.w. primary return
A6 Room unit
B1 Flow sensor heating circuit
A6
B12 D.h.w. flow sensor
B3 D.h.w. flow sensor
B31 Storage tank sensor 1
B32 Storage tank sensor 2
B7
B71 Secondary return sensor heating circuit
K6
B72 Primary return sensor d.h.w. circuit
B9 Outside sensor
K6 Circulating pump (optional)
Q1 Heating circuit pump
Q3 D.h.w. intermediate circuit pump
Q4 Storage tank charging pump
Y1 2-port valve heating circuit primary return
Y5 2-port valve d.h.w. primary return
A6 Room unit
B1 Common flow sensor
B31 Storage tank sensor 1
B32 Storage tank sensor 2
B7 Common primary return sensor*
B31
K6
B71 Common secondary return sensor
B32
B72 Return sensor d.h.w. circuit
B9 Outside sensor
Q1 Heating circuit pump
Q3 D.h.w. storage tank charging pump
Y1 2-port valve common return
A6 Room unit
B1 Common flow sensor
B3 D.h.w. flow sensor
B31 Storage tank sensor 1
B32 Storage tank sensor 2
B31
K6 B7 Common primary return sensor*
B32
B71 Common secondary return sensor
B72 Return sensor d.h.w. circuit
B9 Outside sensor
K6 Circulating pump (optional)
Q1 Heating circuit pump
Q3 D.h.w. storage tank charging pump
Y1 2-port valve common return
Y5 Mixing valve d.h.w. circuit
* Suppression of hydraulic creep
Primary return sensor heating circuit*
Primary return sensor heating circuit*
19/130
CE1P2383en
27.05.2004