Siemens LMG2 Series User Manual

4/16 CC1N7421E December 04, 1998 Landis & Staefa Division
The type references contained in the following table refer to LMG2... with
no
plug-in base and with
no
flame
detector. For ordering information on bases and other accessories, refer to «Ordering».
Type of flame
detector
Type reference
LMG2...
tw
s
max.
t1
s
min.
TSA
s
max.
t3n
s
ca.
t3
s
ca.
t4
s
ca.
t10
s
min.
t11
s ¹)
max.
t12
s ¹)
max.
Behaviour in the
event of flame failure
during operation
Burner controls for pre-purging
with low flame air volume, without actuator control
Detector electrode (FE) LMG21.130A27
2)
87 32.6285
--
Lockout
or LMG21.230A27
3)
8 20 3 2.6 2 8 5
--
Lockout
UV detector QRA... LMG21.330A27
3)
8 30 3 2.6 2 8 5
--
Lockout
with LMG21.350A27
3)
830 5 4.62105
--
Lockout
AGQ2...A27 LMG21.550A27
3)
850 5 4.62105
--
Lockout
Burner controls for pre-purging
with nominal air volume, with actuator control
Detector electrode (FE) LMG22.130A27
2)
8 7 3 2.6 3 8 3 12 12 Lockout
or LMG22.230A27
3)
8 20 3 2.6 3 8 3 16.5 16.5 Lockout
UV detector QRA... LMG22.233A27 8 20 3 2.6 3 8 3 30 30 Lockout
with LMG22.330A27
3)
8 30 3 2.6 3 8 3 12 11 Lockout
AGQ2...A27 LMG22.330A270
3)4)
8 30 3 2.6 3 8 3 12 11 Lockout
Burner controls for pre-purging
with low flame air volume, without actuator control
Detector electrode (FE) LMG25.230A27 8 20 3 2.6 2 8 5
--
Max. 3 repetitions
or LMG25.330A27 8 30 3 2.6 2 8 5
--
Max. 3 repetitions
UV detector QRA... LMG25.350A27 8 30 5 4.6 2 10 5
--
Max. 3 repetitions
with AGQ2...A27
tw Waiting time t4 Interval «TSA
Ende
-BV2» or «BV1-LR»
t1 Checked pre-purge time t10 Specified time for air pressure signal
TSA Ignition safety time t11 Programmed opening time for actuator «SA»
t3 Pre-ignition time t12 Programmed closing time for actuator «SA»
t3n Ignition time during «TSA»
1) Max. running time available for actuators «SA» 3) Also suited for use with direct fired air heaters
2) Also suited for use with flash-steam generators 4) Without integral fuse; use only in connection with bases
AGK86... or with an external microfuse of max. 6.3 A (slow)
Type summary
Legend

Siemens LMG2 Series Specifications

General

Brand	Siemens
Model	LMG2 Series
Category	Controller
Language	English