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Siemens LMV50 series

Siemens LMV50 series
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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 LMV50 series

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Siemens LMV50 series Specifications

General IconGeneral
BrandSiemens
ModelLMV50 series
CategoryLaser Level
LanguageEnglish

Summary

LMV50 LMV51 LMV52 Burner Management Systems

Main Functions of LMV50 Series

Key functions include burner control, fuel-air ratio, and boiler load control.

Safety Notes and Warnings

General Warnings

Crucial warnings to prevent injury, damage, or environmental harm.

Mounting Instructions

Guidelines for proper installation and mounting.

Installation Precautions

Important considerations for electrical wiring and compliance.

Burner Control Functions

Inputs and Outputs Description

Characteristics of the burner control's inputs and outputs.

Flame Signal Input and Detector

Details on flame signal inputs and detector types.

Digital Input Functions

Description of various digital input functionalities.

Safety Loop Input

Input for the safety loop, directly switching off fuel valves and ignition.

Manual Lockout and Reset

Functionality for manual system lockout and reset.

Gas Pressure Switch and Valve Proving Inputs

Input for gas pressure monitoring and valve status.

Digital Output Functions

Description of various digital output functionalities.

Control Sequence Overview

Description of the burner control sequence.

Time Parameters for Control Sequence

Important time parameters for sequence control.

Flame Loss and Safety Time

Parameters defining reaction time to flame loss and safety time.

Gas Valve Proving

Function to ensure gas valves are not opened when a leak is detected.

Fuel-Air Ratio Control (FARC)

Actuator Address Assignments

Mapping of actuators to addresses for FARC system.

Actuator Activation and Deactivation

Procedure for activating or deactivating actuators for FARC.

FARC Control Sequence

Step-by-step operation of the fuel-air ratio control system.

Multistage Operation Control

Configuration and operation of multistage burners.

Actuator Position Check and Dynamic Safety Time

Ensuring actuators reach positions within safety time limits.

Load Range Limitation

Setting minimum and maximum burner output limits.

Actuator Shutdown Behavior

Defining actuator positions upon lockout or shutdown.

Actuator Overload Protection

Protection against actuator damage due to overload.

Boiler and Load Controller Functions

Load Controller Operating Modes

Configuration options for load controller operation.

Manual PID Parameter Setting

Procedure for manually configuring PID parameters.

PID Parameter Adaption (Self-Setting)

Automatic adjustment of PID parameters.

Integrated Temperature Limiter

Safety function to limit temperature and prevent overheating.

Cold Start Thermal Shock Protection (CSTP)

Protection against thermal shock during cold starts.

AZL5 Display and Operating Unit

AZL5 Display and Settings Menu

Navigating and adjusting settings via the AZL5 display.

AZL5 Menu Structure

Hierarchical organization of the AZL5 menu system.

Lockout and Error Message Display

Information on displaying lockout and error messages.

Standard Parameterization and Password Entry

Procedure for setting standard parameters with password.

Actuator Addressing and Function Assignment

Steps for addressing actuators and assigning functions.

Setting Fuel-Air Ratio Curves

Detailed guide for setting FARC curves.

PID Parameter Adaption for Load Controller

Automatic adjustment of PID parameters for load control.

Connection Terminals and Connector Coding

AC 120 V Connection Terminals

AC 230 V Connection Terminals

Mounting, Electrical Installation, and Service

Variable Speed Drive (VSD) Module

VSD Configuration

Steps for configuring the VSD based on motor type.

Speed Acquisition Configuration

Setting up the speed sensor for acquisition.

Speed Standardization Process

Procedure for standardizing the VSD speed.

O2 Trim Control with LMV52 and PLL52

O2 Trim Control Functioning Principle

Explanation of how the O2 trim control system operates.

O2 Trim Precontrol Function

Function of precontrol in reducing air rate changes.

O2 Trim Control Modes

Different operating modes for O2 trim control.

O2 Trim ControllerAlarm Operating Modes

Description of various modes for O2 trim control and alarm.

O2 Trim Control Burner Start Modes

Specific burner start modes for O2 trim control.

O2 Trim Controller Initialization and Release

Steps for initializing and releasing the O2 trim controller.

Limiting O2 Trim Controller Manipulated Variable

Setting safety limits for the manipulated variable.

Deactivating O2 Trim Control via Contact

Using a contact input to deactivate O2 trim control.

O2 Alarm Functionality

Configuration and operation of the O2 alarm system.

O2 Alarm Switch-Off Criteria

Conditions that trigger the O2 alarm to switch off.

O2 Minimum Value Alarm

Configuration and behavior of the O2 minimum value alarm.

O2 Maximum Value Alarm

Configuration and behavior of the O2 maximum value alarm.

O2 Alarm InactivationDeactivation

Methods for inactivating or deactivating the O2 alarm.

O2 Sensor Test Procedure

Steps for performing the O2 sensor test.

Flue Gas Recirculation (FGR) Function

Revision History Overview

Commissioning Instructions for the LMV5

Basic System Configuration

Initial configuration steps for the LMV5 system.

Burner ID Parameterization

Setting the unique burner identification code.

Gas Valve Proving Setup

Configuring the gas valve proving safety function.

Actuator Addressing Procedure

Steps for addressing actuators and assigning functions.

Gas-Fired Operation Settings

Specific settings required for gas-fired operation.

Gas Ignition Actuator Position Setup

Checking and setting actuator positions for gas ignition.

Multistage Oil-Fired Operation Settings

Specific settings for multistage oil-fired operation.

Valve Leak Test (Proving)

Procedure for testing valve integrity and detecting leaks.

Load Controller Configuration

Detailed steps for configuring the load controller.

Load Controller Control Parameters

Defining and adjusting control parameters for the load controller.

Individual PID Parameter Setting

Manually setting PID parameters for the load controller.

Automatic PID Parameter Adaption

Using the adaption function for automatic PID tuning.

Connection Terminals and Connector Coding

Information on physical terminal connections and coding.

AC 120 V Connection Terminals

Detailed description of AC 120V terminal connections.

AC 230 V Connection Terminals

Detailed description of AC 230V terminal connections.

Mounting, Electrical Installation, and Service

Essential guide for installation, wiring, and servicing.

LMV5 Power Supply

Information on powering the LMV5 unit via transformer.

20 Flue Gas Recirculation (FGR) Function

FGR Function Principle

How the flue gas recirculation function works to reduce NOx.

FGR Parameter Settings

Parameters controlling the flue gas recirculation function.

FARC Setup with FGR

Integrating FGR with electronic fuel-air ratio control.

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