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Benefit
Description
Setting
Assignment
Application example
98/348
Siemens Building Technologies
HVAC Products
4.24 Pump H1 Q15 (ZuFu7)
• Additional pump heating circuit with demand for heat via input H1
Pump H1 is activated when contact H1 closes or when delivering a heat demand signal
(DC 0...10 V) to input H1.
The relevant settings for input H1 are to be made on operating lines 870...873.
Setting range
--- / 101...110
The auxiliary function is activated as soon as pump H1 Q15 is assigned to a free termi-
nal:
101...110
Pump H1 Q15 can be assigned to a free relay terminal between Q101
and Q110.
---
No assignment made and pump H1 is not activated.
Pump H1 responds to locking signals and forced signals and features pump overrun. It
is not used for overtemperature protection of the storage tanks.
Pump H1 can be integrated in the diagram as follows:
Example:
Rh 3
B9
Y1/Y2
Q2
B1
A6
Basic Documentation RVP540 / RVP550
Description of the heating engineer settings
Unit
Q15
ZuFu 7
Q15
(H1)
Factory setting
---
CE1P2488en
18.10.2002
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