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Siemens Building Technologies
Basic Documentation RVP540 / RVP550
CE1P2488en
HVAC Products
Description of the heating engineer settings
18.10.2002
4.36 Output (K13) for the free time switch program
(ZuFu23)
•
Control of any type of component via the free time switch program
The free time switch program can be used for the control of any type of component that
can be switched via a contact.
Setting range
Unit
Factory setting
--- / 101...110
K1
---
The auxiliary function will be activated as soon as relay K13 is assigned a free terminal:
101...110 Relay
K13
of the free time switch program can be assigned to a free
relay terminal between Q101 and Q110.
---
No assignment made and the auxiliary function is not activated.
Relay K13 is energized and deenergized according to the free time switch program
(operating lines 13 through 18).
At the switch-on times, relay K13 will be energized; at the switch-off times, it will be
deenergized. The associated components will thereby be activated and deactivated.
The free time switch program can be depicted as follows:
Example:
K13
ZuFu 23
Benefit
Description
Setting
Assignment
Effect
Application example