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General| Brand | Siemens |
|---|---|
| Model | LFE10 |
| Category | Security Sensors |
| Language | English |
General use of LAE10 for oil flames and LFE10 for gas/oil flames, including intermittent operation.
Applications for oil/gas burners with/without fans, dual supervision, multiflame, and other controls.
Critical warnings regarding injury, property damage, unauthorized modification, and qualified personnel.
Notes on drop out delay time for relay «d» and UV tube radiation safety.
Guidelines for mounting, plug-in bases, cable entry, and ignition cable routing.
Requirements for signal transmission, cable types, lengths, and shielding for detectors.
Details on applied directives, conformity marks, and relevant standards for the safeguards.
Expected product lifespan based on startup cycles and operating conditions, requiring replacement.
Instructions for electronic component disposal and overview of the plug-in unit's construction.
Specific automatic testing features for LAE10 (light simulation) and LFE10 (UV tube voltage).
Explanation of flame detection via photocell (RAR9) and ionization probe.
Listing of available flame detectors (RAR9, QRA2, QRA10, QRA4) and their data sheets.
Details on low and high plug-in bases, including terminals and cable entries.
Technical data like mains voltage, frequency, power consumption, and contact ratings.
Weight variations and required/possible detector currents for flame supervision.
Permissible lengths for connecting cables and recommendations for low-capacitance cables.
Specifies conditions for storage, transport, and operation (climatic, mechanical, temperature).
Diagrams for ionization, QRA, RAR9 circuits and explanation of symbols.
Describes how safeguards feed flame signals to burner controls and fault handling.
Details on burner control tests, lockout conditions, and fault indication via lamp.
Connection diagram and explanation for supervising one flame with two safeguards.
Explains operation for supervising two manually controlled burners, ignition, and fuel release.
Cautionary note about UV radiation from ignited tubes and detector placement.
Connection diagram and logic for multi-flame supervision of gas burners.
Reasons for burner lockout in multi-flame supervision, including flame loss or failure.
Basic circuit diagrams for LFE10 with QRA detector and ionization supervision.
Basic circuit diagram for LAE10 with RAR9 silicon photocell detector.
Detailed dimensions and design features of the low plug-in base.
Detailed dimensions and design features of the high plug-in base.
