Technical data

Vitorond 200, VD2A Technical Data
5354 787 - 01
22
Multi-Boiler System, Vitorond 200, VD2A with Therm-Control (continued)
Boiler Control
sÖM3 Heating circuit pump, mixing valve
(only for Vitocontrol-S MW1/Vitotronic 300-K, MW1B)
sÖ Heating circuit pump Vitotronic 200-H
sK DHW circulation pump
(only for Vitocontrol-S MW1/Vitotronic 300-K, MW1B)
fÖ Power supply, 120 VAC 60 Hz
Install the main isolator in accordance with
regulations
fA Burner (stage 1)
gSA1 Motorized butterfly valve
gSM2 Mixing valve motor (only for Vitocontrol-S MW1
/Vitotronic 300-K, MW1B)
gSM3 Mixing valve motor (only for Vitocontrol-S MW1
/Vitotronic 300-K, MW1B)
gSM3 Mixing valve motor, Vitotronic 200-H
lÖ Burner
(burner stage 2 / mod.)
aVD/aVH External connections
Legend
LON LON connection (available connections with
terminator)
A Heating circuit with mixing valves
B DHW tank
Plug
! Outdoor temperature sensor
(only for Vitocontrol-S MW1/Vitotronic 300-K, MW1B)
?Flow Flow temperature sensor, common heating flow
(only for Vitocontrol-S MW1/Vitotronic 300-K, MW1B)
?M2 Flow temperature sensor, mixing valve
(only for Vitocontrol-S MW1/Vitotronic 300-K, MW1B)
?M3 Flow temperature sensor, mixing valve
(only for Vitocontrol-S MW1/Vitotronic 300-K, MW1B)
? Flow temperature sensor Vitotronic 200-H
§ Boiler water temperature sensor
% DHW tank temp. sensor (only for Vitocontrol-S MW1
/Vitotronic 300-K, MW1B)
aJA Therm-Control temperature sensor
sÖM2 Heating circuit pump, mixing valve
(only for Vitocontrol-S MW1/Vitotronic 300-K, MW1B)
Please refer to the control manuals Vitotronic
100, GC1/GC1B and Vitotronic Vitocontrol-S
MW1/300-K MW1B.
Installation Example