EasyManua.ls Logo

Siemens LMV51 Series - User Manual

Siemens LMV51 Series
327 pages
Print Icon
To Next Page IconTo Next Page
To Next Page IconTo Next Page
Loading...
Based on the following
software versions:
LMV50... : V10.30
LMV51... : V05.20
LMV51.3… : V05.20
LMV52.2.. : V05.20
LMV52.4... : V10.30
Int. LR module: V02.10
Int. VSD module: V01.50
AZL52...: V05.10
PLL52...: V01.50
CC1P7550en
22.05.2018
Building Technologies
LMV50… / LMV51... / LMV52…
Burner management system for forced draft
burners with the main functions:
- Burner control
- Fuel-air ration control
- Boiler controller / load controller
LMV50…
with specific functions for industrial applications
LMV52...
with additional O2 trim control
Basic Documentation
The LMV5 and this Basic Documentation are intended for OEMs which integrate
the burner controls in their products!

Table of Contents

Other manuals for Siemens LMV51 Series

Questions and Answers

  • J
    joseph MbithiOct 14, 2026
    My name is Joseph am running a boiler using lmv51 ,am getting error 24

    Summary

    Safety notes

    Warnings

    Crucial warnings and safety precautions for handling and operating the LMV5.

    Mounting notes

    Guidelines for proper physical installation and mounting of the LMV5 unit.

    Installation notes

    Essential instructions for electrical wiring and compliance with installation standards.

    Burner control

    Description of inputs and outputs

    Details the burner control's inputs, outputs, and their functions.

    Fuel-air ratio control (FARC)

    Actuator addresses

    Defines addresses and parameters for controlling actuators like air, fuel, and auxiliary.

    Control sequence

    Outlines the control sequence for actuators during idle, prepurge, and ignition phases.

    Display and operating unit AZL5

    Menu structure

    Outlines the hierarchical structure of the AZL5 menu for navigation and settings.

    Description of connection terminals (AC 120 V)

    Mounting, electrical installation and service

    Installation

    General guidelines for installing the LMV5 unit, including protection and ambient temperature.

    Electrical connections and wiring

    Precautions for wiring, separation of voltages, and cable types.

    VSD module

    Inputs; outputs

    Details the VSD module's inputs and outputs for speed and alarm signals.

    Configuring the VSD

    Instructions for configuring the VSD based on motor type and speed.

    O2 trim control with LMV52 and PLL52

    General

    Introduces the O2 trim control system and its benefits for boiler efficiency.

    Functioning principle of O2 trim control

    Explains how O2 trim control adjusts air rate based on O2 setpoint.

    Flue gas recirculation (FGR) function (LMV50;LMV51.3;LMV52)

    Function principle of flue gas recirculation (FGR)

    Explains the purpose and mechanism of flue gas recirculation for NOx reduction.

    Siemens LMV51 Series Specifications

    General IconGeneral
    Frequency50/60 Hz
    ApplicationBurner management systems
    FuelGas, oil, dual fuel
    Ambient Temperature-20…+60 °C
    Analog Inputs2 (0/4…20 mA)
    CommunicationModbus RTU
    CertificationUL

    Related product manuals