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Building Technologies Division User Manual LMS14… CC1U7471en
6 The settings in detail 28.01.2015
Line no. Operating line
3834 CollStartFunction Gra
The collector pump is activated whenever the temperature acquired by the collector
sensor rises.
To ensure that the flow pipe from the collector to the storage tank also receives hotter
water, deactivation of the collector pump after reaching the frost protection threshold at
the collector sensor is delayed by the minimum running time.
FS
On
Q5
Active
tmin
t
7471d23e/1009
Figure 59: Collector start function – special case frost protection
Key
Meaning
F Function (Active/Inactive)
Q5 Collector pump (On/Off)
tmin Minimum collector pump running time
t Time
CollStartFunction Gra
Special case:
Frost protection
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