Bosch CH 120 Guide De Démarrage Rapide page 13

Menu item
Control
Characteristic
Pump economy
mode
Room influence
Solar influence
Building /
damping
Frost protection
Frost prot. limit
temp.
CH 120 – 6721876580 (2024/02)
Description
Fast: E.g. when the installed heat output is high and/or in the
case of high operating temperatures and a small heating water
quantity
Medium: E.g. with radiator heating (moderate heating water
quantity) and medium operating temperatures
Slow: E.g. with underfloor heating systems (large heating water
quantity) and low operating temperatures
Yes: The heating pump runs as little as possible depending on
the flow temperature.
No: If the system has more than one heat source installed (e.g.
a solar system or a Hybrid - system) or a buffer cylinder is
installed, this function must be deactivated
Off | 1 ... 99 °C: The higher the setting value, the greater the
influence of the room temperature.
Off : Solar radiation (e.g. through windows) is not considered
during control
1 ... 99 °C: The higher the setting value, the more solar
radiation is considered.
Measure of the thermal storage capacity of the heated building.
None: No storage capacity
Light: Low storage capacity, e.g. uninsulated weekend house
made of timber
Medium: Medium storage capacity
Heavy: High storage capacity, e.g. stone house with thick walls
(thick insulation)
Off: Frost protection off
Room | Outdoor | Room and outdoor: Frost protection is
deactivated/activated based on the temperature measurement
selected here
-20 ... 5... 10 °C: The set frost protection becomes active from
this temperature.
Service menu
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