Siemens Burner Controls LMV37 Series

Siemens Burner Controls LMV37 Series

Siemens LMV37 Series is a microprocessor-based burner management system designed for the control and supervision of medium- to high-capacity forced-draft burners operating on gas or oil.

The LMV37.4 integrates burner sequencing, electronic air-fuel ratio control, and gas valve proving into one control unit. It supports up to two compatible actuators and variable-speed fan control, making it suitable for industrial boilers and combustion heating applications.

Key Features

• Microprocessor-based burner control with integrated flame supervision
• Electronic air-fuel ratio control for gas or oil burners
• Supports up to two SQM3 or SQN1 actuators
• Integrated gas valve proving system
• Variable Speed Drive (VSD) fan control
• Modbus communication interface
• BCI interface for AZL2 display and operating units
• Parameter configuration through Siemens ACS410 PC software
• Supports compatible flame detectors according to model and application

Applications

• Industrial gas burners
• Industrial oil burners
• Industrial boiler systems
• Industrial process heating systems
• Forced-draft combustion systems
• Electronic fuel-air ratio control systems
• Burner systems requiring Modbus connectivity

Available Models

• LMV37.400A2: AC 230 V model with European parameter set
• LMV37.420A1: AC 120 V model with North American parameter set

Selection Guidance: Verify the required supply voltage, fuel type, flame detector, actuator compatibility, and burner configuration before installation. Commissioning must be performed by qualified personnel according to Siemens technical documentation.