Siemens LFS1.21A2, Flame safeguard
by using the adapter KF8896 replaces the LFE10
Flame safeguard with approval for continuous operation for the supervision of oil flames and gas flames in applications with an ionization probe and a photocell detector RAR9.
Flame safeguard for intermittent operating mode with UV flame detectors QRA2 / QRA2M / QRA4 / QRA4M / QRA10 / QRA10M.
LFS1 and this Data Sheet are intended for OEMs using the LFS1 in or on their products.