System Example 1; Components - Viessmann vitotronic 200-h Installation And Service Instructions Manual

Vitotronic 200-H, HK1B Installation and Service

System Example 1

Legend
1 Vitotronic 200-H
2 Outside temperature sensor ATS
qP DHW tank
qQ DHW tank temperature sensor STS
qW Circulation pump for DHW tank heating UPSB
qE DHW circulation pump ZP
wP Heating circuit 1
wW Heating circuit pump M1
Extension kit for one heating circuit with mixing valve:
wQ Supply temperature sensor M1 as contact temperature
sensor
and
wE Mixing valve motor M1
eP Heating circuit 2 (with mixing valve accessory
extension module)
eW Heating circuit pump M2
Extension kit for one heating circuit with mixing valve:
eQ Supply temperature sensor M2 as contact temperature
sensor
and
eE Mixing valve motor M2
rP Heating circuit 3 (with mixing valve accessory
extension module)
rW Heating circuit pump M3
Extension kit for one heating circuit with mixing valve:
rQ Supply temperature sensor M1 as contact temperature
sensor
and
rE Mixing valve motor M3
rR Temperature limiter (maximum limit)
(continued)
Accessories (optional)
tP ON/OFF switch
tQ Central fault message system S
tE Vitotrol 200A or Vitotrol 300A
tT Extension EA1:
tZ 1 switching output (floating changeover contact)
- Switching a feed pump to a substation
- Signalling reduced mode for a heating circuit
tU 3 digital inputs
- External heating program changeover, separately
adjustable for heating circuits 1 to 3
- Fault message input
- Short term operation of DHW circulation pump
External hook-ups
tI - External mixing valve close
tO - External changeover of heating program/external
mixing valve open
zP LON communication module for communication with
the following components:
Vitotronic 200 and 300 boiler and heating circuit
control unit
Vitotronic cascade control unit
Vitotronic 200-H
Preparing for Installation
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