Viessmann Vitodens 200-W B2HA 80 Installation Instructions Manual page 40

Boiler Connections
System Layout 8
Vitodens 200-W, B2HA with...
- DHW storage tank
- low-loss header
- multiple heating circuits with mixing valves
- one heating circuit without mixing valve
When designing a system as illustrated above, please contact your local Viessmann Sales Representative for assistance.
Legend
A Vitodens 200-W B2HA boiler with Vitotronic
200, HO1B outdoor reset control
B Outdoor temperature !
Boiler pump
C
20
Vitotronic 200-H, HK1B *1
D
E Mixing valve temperature sensor ?
Heating circuit pumps
F
Accessory kit for heating circuit with mixing valve
G
H Heating circuits with mixing valves
Viessmann temperature sensor for low-loss header ?
I
J Low-loss header
K DHW circulating pump sA
DHW tank temperature sensor %
L
M DHW storage tank
Expansion tank
N
DHW recirculation pump sK
O
P Heating circuit pump
Vitotrol remote (optional)
Q
R Radiator heating circuit
S Temperature and pressure relief valve
Pressure relief valve
T
* Function based on coding of address 53
40
*
28/20
Vitodens 200-W B2HA 80 to 100, 285 to 352 Installation
*1 Contact your local Sales Representative for details.
Vitotronic 200-H, HK1B mixing valve control with
LON communication module can be used instead
of the accessory kit and Vitocontrol.
IMPORTANT
Please note location of expansion tank N.
IMPORTANT
Pumps C and K must pump into the Vitodens 200-W
B2HA boiler (as illustrated).