User Manual

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Building Technologies CC1N7491.1en
03.04.2018
Addendum: Applications (cont´d)
Heating zone with weather-compensated heating curve for CH setpoint, with or without room temperature influence:
LMU34...
Remote
control
DHW start
Remote control
20 °C
QAA73
OTS
Outside
temperature
sensor
Outside
temperature
sensor
OpenTherm
HC1
Heat circuit 1
Boiler 1
Q1
CH pump
DHW
Χ
p
instantanous
H
CH
DHW
CH + DHW
Potentiometers without
function
Q1
AGU2.002A149
Motor 3 way valve
7491a09e/0107
CH setpoint
DHW setpoint
CH timer
DHW timer
Primary
heat
exchanger
Multizone system, controlled via room thermostat:
CH1
CH1
CH2
CH2
CHn
CHn
Q1
Boiler pump
DHW
Χp
instantanous
H
CH
DHW
Q2
CH pump
Q1
CH pump
Qn
CH pump
Boiler 1
LMU34...
Room
thermostatDHW start
Q1
External summer /
winter changeover
Motor 3 way valve
7491a05e/0107
Primary
heat
exchanger
Room thermostat
Room thermostat Room thermostat