Siemens LFL Series Burner Flame Safeguard Controls
The LFL… is a compact electro-mechanical primary flame safeguard control designed to provide burner sequencing, automatic ignition and continuous flame monitoring for gas, oil, and dual fuel, single burner applications. The LFL… is applicable for on-off, multistage or modulating burners. The LFL… is designed for direct main burner ignition, intermittent or interrupted pilot operation. The LFL… integrates the flame amplifier, purge timer and sequencer in a single control. Flame supervision is accomplished using UV sensor or flame rod detection.
Features:
Primary flame safeguard control
Visual sequence indication
Optional combustion air blower control
Optional postpurge
Preignition interlock
Continuous flame monitoring, including extraneous light detection
UV sensor functional test
Proven air switch function
Proven high fire purge interlock
Proven low fire ignition interlock
Direct main burner ignition, intermittent or interrupted pilot operation
Integrated flame amplifier
UV sensor or flame rod detector
Lockout alarm terminal
Local and optional remote reset
Burner off – economy position (fully closed air damper interlock)
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