Siemens LFS1.11A2

44 ซ.บรมราชชนนี 70 ถ.บรมราชชนนี ศาลาธรรมสพน์ ทวีวัฒนา กทม. 10170.
website: https://www.add-furnace.com/ โทร: 02-888-3472
Line ID: @add11 Wechat ID: add0883001122
Connection diagram and internal diagram
LFS1.2 with QRA2M /
L
HS
QRA10M
N
T / B
PE
12
10
6
1
LFS1.2...
EK
FR
fr1
fr2
HR
LED
hr1
Si
11
9
7
BCI
2
3
QRA2M
4
5
0...10 V
ION
Q R A 1 0 M
31
GN/YE BU BN
BK
AGK30
7782a14/0418
Key
BCI
Communication interface
HS
All-polar main switch
(Burner Communication Interface)
ION
Ionization probe
EK
Lockout reset button (internal)
LED
Internal LED (three-colored)
FR
Internal flame relay
QRA
UV flame detector
fr1
Flame relay NO contact
Si
Internal fuse
fr2
Flame relay NC contact
T/B
Flame signal amplifier test mode switchover
HR
Internal auxiliary relay (test mode switchover)
(QRA, RAR9: only required when replacing with
hr1
Auxiliary relay NO contact
LEC1)
0...10 V
Voltage output for outputting flame signal strength
1…31
Number of terminals in plug-in base AGK11.7
+
Terminal marking on QRA
Connecting wire colors of AGK30
BU
Blue
BN
Brown
GN/YE
Green/yellow
BK
Black
25/40
Building Technologies CC1N7782en 18.04.2018