49
Function
External burner start
—
base load
Enable boiler, butterfly valve
Contact
■
Closed
■
The burner is started with base load.
■
An external modulation controller regu-
lates the load-dependent modulation.
■
The boiler water temperature is restricted
by the electronic maximum temperature
limiter if this limiter is set below the level
of the mechanical temperature controller.
The butterfly valve opens.
■
Open
The burner is switched OFF.
■
The butterfly valve is closed after approx.
5 min.
■
External burner start not possible
Parameter
—
■
Note parameter "2B" in the
"Boiler"
group.
■
Note parameter "2C" in the
"Boiler"
group.
Hooking up on-site control units via Vitogate
Set parameter "01:2" in the
"General"
group.
Note
For further information on hooking up on-site control
units via Vitogate, see
External functions — multi boiler system
Connecting the external control unit
(cont.)
5863679
Installation
Summary of Contents for Vitotronic 11 CC1E
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