14 CC1N7761E
including supervised air damper control. Necessary flame safeguard:
For oil: LAE10... with active selenium photocell detectors RAR...
For gas: LFE10... with UV-detectors QRA... or ionization field
For oil/gas: LFE10... with UV-detectors QRA...
Operating switch BS1
I Full load
II Stop
III Partial load
IV Automatic control
Burners that are designed for continuous adjustment of the burner capacity (modulating
burners) require, in addition to the standard burner equipment, the devices of the
temperature or pressure control circuit, e.g.
1 Continuous controller, e.g. POLYGYR RWF32 1 Auxiliary relay d1
1 Operating switch BS 1 Control valve or similar for the adjustment
1 Temperature or pressure detector QA.../QB... of the fuel volume RV
1 Actuator for the control of the air 1 Setting unit for remote setting, if necessary FZA...
damper and the fuel throughput
(fuel/air ratio control) SQ...
* Omitted with oil burners
** Recommended for oil burners, if the oil pump is not coupled to the fan motor
This circuit is used when fully automatic operation is not required due to certain reasons
(e.g. with industrial burners). The burner is started by actuation of the impulse contact I;
the burner is shut down by either pressing the circuit-breaking contact 0 or by operating
the limit thermostat.
Double or multi-flame
supervision of
modulating burners
Luft
Brennstoff
M
BV1
RV
SQ...
LK
7761a11/0696
Control for semi-
automatic operating
mode
18 8
9
L
N (Mp)
I
0
W
T
7761a07/0696
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