31
Primary circuit (storage cylinder circuit)
Illustr. 26 Primary circuit
1 Return – storage cylinder
2 Supply – hot water storage cylinder
3 Plate heat exchanger
4 Venting connection
5 Proportional flow controller
6 Thermostatic temperature controller
7 Pump (storage cylinder circuit)
Illustr. 27 Secondary circuit
Secondary circuit (potable water circuit)
1 Potable water entry
2 Potable water outlet- hot
3 Plate heat exchanger
4 Flow switch
5 Draw-off temperature display
6 Proportional flow controller
Illustr. 29 Temperature controller
Illustr. 28 Dimensions, indications in mm
Temperature controller setting
When leaving the factory, the temperature controller
is set to position 2 which corresponds to a potable
water temperature of about 45°C. The setting can be
adapted to the required potable water temperature.
Control range: 40 – 70°C
1 = about 40 °C
2 = about 45 °C
3 = about 50 °C
4 = about 55 °C
5 = about 60 °C
6 = about 65 °C
7 = about 70 °C
The figures corres-
pond to a tempera-
ture modification of
about 5 °C
}
Indicator mark
Handgrip
Memo disk
339.5 mm
109.5 mm
132 mm
90 mm
151.5 mm
5
2
7
m
m