Viessmann Vitotronic 300-K Installation And Service Instructions Manual page 27

Vitotronic 100, GC1B / Vitotronic 300-K, MW1B Installation and Service
System Example 3
Equipment required
Pos.
Mixing valve motor M2 for flanged mixing valve M2
wE
Heating circuit 3
wR
Heating circuit pump M3
wZ
Extension kit for one heating circuit with mixing valve M3:
Supply temperature sensor M3 as contact temperature sensor
wT
and
- Mixing valve motor
wU
or
Supply temperature sensor M3 as
wT
- contact temperature sensor
or
- immersion temperature sensor
Mixing valve motor M2 for flanged mixing valve M3
wU
wI Heating circuit 1 at the Vitotronic 200-H eW
Heating circuit pump M1
eP
Extension kit for one heating circuit with mixing valve:
Supply temperature sensor M1 as contact temperature sensor
wO
and
Mixing valve motor M1
eQ
or
Supply temperature sensor M1 as
wO
- contact temperature sensor
or
- immersion temperature sensor
and
Mixing valve motor for flanged mixing valve M1
eQ
Vitotronic 200-H
eW
and
LON communication module (accessory)
and
LON connecting cable (accessory)
Outside temperature sensor ATS
eE
Boiler accessories
Connection to safety equipment aBÖ (see page 61)
eR
Minimum pressure limiter SDB
eT
Maximum pressure limiter SDB
eZ
Water level limiter (low water indicator) WB
eU
Flue gas temperature sensor AGS
eO
Central fault message system S
rU
External hook-ups
- External changeover of stepped/modulating burners
zR
(continued)
Description
Installation Examples
27