9
www.ecoflamburners.com
EN
420010372500
Function
Siemens LMO.... control and safety unit
!
Always disconnect the power supply before installing or removing the control unit Do not attempt to open or carry out repairs on
the control unit.
Control panel
1 - fuse
2 - termal lock-out lamp
3 - 1 st. stage working lamp
4 - 2 nd. stage working lamp
5 - high-low flame switch
6 - main switch I / O
7 - reset key
0
I
1
2
6
3
5
4
7
0
1
2
0
1
2
Connection diagram and internal diagram LMO44…
Control sequence LMO44…
1
2
6
7
4
5
10
11
12
W
SB
R
L
N
M
Z
BV1
AL
Si
8
3
OW
OH
N
8
3
QRB
QRC
br
bl
sw
1
7130a04/1105
9
EK2
EK1
µC-Steuerung
K1
K2
K4
BV2
LED
kbr
FSV
µC2
µC1
K3
R
W
SB
OH
OW
M
Z
BV2
FS
A´
A
B
C
D
1
8
3
3
6
5
11
12
t1´
t3
t3n
TSA
tw
BV1
4
t4
t1
7130d05/1105
AL Alarm device
BV... Fuel valve
EK1 Lockout reset button
EK2 Remote lockout reset button
FS Flame signal
FSV Flame signal amplifier
K... Contacts of control relay
kbr Cable link (required only
when no oil preheater is used)
LED 3-color signal lamp
M Burner motor
OW Release contact of oil preheater
OH Oil preheater
QRB... Photoresistive flame detector
QRC... Blue-flame detector
bl = blue, br = brown, sw = black
R Control thermostat or
pressurestat
SB Safety limit thermostat
Si External primary fuse
W Limit thermostat or pressure
switch
Z Ignition transformer
TSA Ignition safety time
tw Waiting time
t1 Prepurge time
t1´ Purge time
t3 Preignition time
t3n Postignition time
t4 Interval from flame signal to
release of «BV2»
A´ Start of startup sequence with
burners using an «OH»
A Start of startup sequence with
burners using no «OH»
B Time of flame establishment
C Operating position
D Controlled shutdown by «R»
Color code table for multicolor signal lamp (LED)
Status Color code Color
Waiting time «tw», other waiting states
❍
................................................................................... Off
Oil preheater on, waiting time «tw»
●
................................................................................... Yellow
Ignition phase, ignition controlled
● ❍ ● ❍ ● ❍ ● ❍ ● ❍ ● ❍ ● ❍ ● ❍ ● ❍ ● ❍ ● ❍
Flashing yellow
Operation, flame o.k.
❑
................................................................................... Green
Operation, flame not o.k.
❑ ❍ ❑ ❍ ❑ ❍ ❑ ❍ ❑ ❍ ❑ ❍ ❑ ❍ ❑ ❍ ❑ ❍ ❑ ❍ ❑ ❍
Flashing green
Extraneous light on burner startup
❑ ▲ ❑ ▲ ❑ ▲ ❑ ▲ ❑ ▲ ❑ ▲ ❑ ▲ ❑ ▲ ❑ ▲ ❑ ▲ ❑ ▲
Green-red
Undervoltage
● ▲ ● ▲ ● ▲ ● ▲ ● ▲ ● ▲ ● ▲ ● ▲ ● ▲ ● ▲ ● ▲
Yellow-red
Fault, alarm
▲
................................................................................... Red
Error code output (refer to «Error code
table»)
▲ ❍ ▲ ❍ ▲ ❍ ▲ ❍ ▲ ❍ ▲ ❍ ▲ ❍ ▲ ❍
Flashing red
Interface diagnostics
▲ ▲ ▲ ▲ ▲ ▲ ▲ ▲ ▲ ▲ ▲ ▲
Red flicker light
Legend: ....... Steady on
▲
Red
❑
Green
❍
Off
●
Yellow
Содержание 3121067
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