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SIEMENS LMV CONTROLLED BURNERS
9
Keys
1
Burner
2
Combustion head actuator
3
Gas butterfly valve actuator
4
Oil pressure governor actuator
5
Air damper actuator
6
Siemens LMV burner control
7
Personal Computer
8
Gas train
9
Inverter
10 Siemens AZL User interface
The control system is made of the Siemens LMV central unit (6) that performs all the burner control functions and of the Siemens AZL
local programming unit (10) that interfaces the system with the user.
Main features:
no mechanical linkages
built-in burner control box
built-in gas proving system
more flame checking devices available for several applications
PID load controller
up to six actuators can be controlled. Each of them is independent for the best burner setup
best air/fuel ratio. Repeatability and precision of set adjustments
Modbus communication
multilevel password
settings via PC
adjustable prepurging time (according to the relevant Standards)
continuous ventilation
post purging (adjustable time)
proving system settable to on and off
adjustable proving system time for all the valve volumes
load controller settable to on and off
thermal shock protection function settable to on and off (for cold starts)
continuous operation and flame detection probe
Note: the picture above shows a complete control system.
10
8
5
6
7
1
3
2
3
4

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