Siemens RVA47.320 User Manual page 152

Note
Hydraulic circuit
Type of unit
Display of plant type
Heating curve (line 17)
Pump function Q1 (line 95)
Important
Electrical connections
Legend
152/166
Siemens Building Technologies
HVAC Products
8.8 Plant types RVA47.320 - no. 34
The plant type no. is identical with the number displayed on line 53.
Control of a single BMU or cascade control of up to four BMUs. Control of pump
heating circuit by the RVA47.320.
No d.h.w. heating via the RVA47.320.
1
BMU 1 BMU 2
Other LPB capable controllers on the consumer side signal the RVA47.320 their current
heat demand directly via LPB.
Controllers not suited for use with the LPB can deliver their heat demand signal via
input H1.
H1 B70
M B M B
B3
H1 B70
Q3 Q1 F1
N
L
For a detailed legend, refer to page 158.
Basic Documentation RVA47.320
Application examples
2
3
BMU 3
B10 B9 A6 / BMU
M B M B PPS
B10 B9 MD
M A6
N1
L
B10
4
B70
BMU 4 RVA47.320
34
2.5...40
1 (heating circuit pump)
LPB
MB
DB
N
CE1P2379E
15.07.2002