Product Overview

The Siemens LMO64 Burner Controller for Oil Industrial Burners is a microprocessor-based automatic burner control system developed for the safe startup, supervision, and shutdown of oil burners operating in intermittent mode. It is engineered for pressure-jet oil burners used in industrial and commercial heating systems where high reliability and safety are essential.

The LMO64 manages the complete burner sequence including pre-purge, ignition, flame monitoring, safety lockout, and controlled shutdown, ensuring stable combustion and compliance with international oil burner safety standards. Flame supervision is performed using a photoresistive flame detector, providing dependable flame detection even under harsh operating conditions.

Designed for OEM burner manufacturers, service engineers, and industrial users, the LMO64 combines durable construction, stable electronic control, and long service life. Its compact plug-in design enables easy installation and replacement, making it suitable for new installations as well as retrofit applications.

Key Features

• Designed for single-stage oil industrial burners

• Reliable photoresistive flame supervision (QRB-type sensors)

• Safe and proven ignition and burner sequence control

• Intermittent operation with automatic safety shutdown

• Fast safety lockout in case of flame failure

• Rugged and compact design for industrial environments

• Easy installation using plug-in mounting base

• Stable performance with long operational life

• Complies with international oil burner safety standards

Applications

• Industrial oil burners

• Boilers and steam generators

• Furnaces and thermal processing equipment

• Commercial and industrial heating systems

• Pressure-jet oil burner applications

• OEM burner assemblies and control panels

Why Choose Siemens LMO64 Burner Controller?

• Trusted Siemens safety and engineering quality

• Ensures safe, stable, and efficient oil burner operation

• Low maintenance with dependable long-term performance

• Easy replacement for older oil burner controllers

• Widely accepted in industrial heating installations

• Designed to meet global burner safety regulations

Technical Description

The Siemens LMO64 Burner Controller is an automatic electronic control unit designed for the control and supervision of single-stage oil burners in intermittent operation. It manages the full burner cycle, including pre-purge timing, ignition, flame monitoring, and safety shutdown, ensuring reliable and repeatable burner performance.

Flame detection is achieved using a photoresistive flame sensor, allowing rapid detection of flame failure and immediate safety lockout. The controller’s electronic timing logic delivers consistent operation, while its plug-in construction allows quick installation, servicing, and replacement in industrial oil burner systems.

Technical Specifications