Siemens LFS1 flame switch is designed to operate with a PLC. When the PLC is the combustion safeguard powering the shutoff valves, conducting burner sequencing, monitoring interlocks, and controlling purge, the LFS1 flame switch signals flame presence to the PLC via a contact closure. The compact design of the LFS1 saves premium panel space. The LFS1 carries global approvals including SIL3 capable.

Item        Description
LFS1.11A1    Flame switch for oil applications
LFS1.21A1    Flame switch for flame rod and UV
AGK11.7        Baseplate for LFS1
LFS1-DIN    DIN mounting clip for LFS1
OCI460.10    LME7 Modbus RTU and TCP/IP interface module
AGG7.901    Plug set for OCI460.10
AGK65        Cable gland 5 PG11
AGK65.1        Cable gland 5 M16 x 1.5
QRA4.U        UV scanner
THERMAL-75X75    Conductive barrier
AGG02        Convective barrier
KF8896        Adapter for replacing LAE10 / LFE10
TDCCOMBO    Cable to connect LFS1 to AZL
AZL23.00A9    Remote display and configurator tool
RAR9        Photocell detector for oil