Siemens LFL1.622 - Page 22

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Building Technologies Division CC1N7451en
20.11.2017
Connection examples and program sequence (cont’d)
Modulating direct spark flame burner
16
820
LR
N
9 11
M
10
Z
N
17 18
19
RV
LK
SA
a
m
z
BV1
7451a04/1295
L...
LR
SA
BV1
RV
Load control by a modulating controller with galvanically
separated control contacts for the positioning directions
OPEN or CLOSE.
R
LR
t5t11
t12
t13
FS
min.
LK
0...
M
100%
RV
A
BV1
M2
Z
~
M
P
R
M1
T
t4
t3
t7
t1
TSA
B
t6
C
D
7451a07/0600
The air damper is kept closed during burner off periods.
For other connections, refer to «Connection diagrams».
2-stage interrupted pilot burner (burner with pilot burner)
N
SA
Z
BV1
BV2
LR
LK
20
16
17
19
9
11
10
8
7451a05/0496
LR
SA
L...
ZBV
M
a
m
z
v
BV1/BV2
ZBV
18
Controlled and supervised by a burner control of the 01
series.
FS
BV2
min.
LK
0...
M
R
100%
LR
ZBV
M1
M2
Z
~
M
P
R
T
t12
t4´
t5
A
B
CD
t11
t13
t6
t7
t1
t3´
TSA´
7451a08/0202
t9
BV1
The air damper is kept closed during burner off periods.
For other connections, refer to «Connection diagrams».