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Siemens LMV5 Series User Manual

Siemens LMV5 Series
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CC1N7550en
24.05.2011
Building Technologies Division
Industry Sector
7
550
Burner Management
System
LMV5...
Burner control with integrated fuel / air ratio control and load control for use with
forced draft burners.
Burner control with integrated fuel / air ratio control and load control for use with
forced draft burners including oxygen trim control.
The LMV5... and this Data Sheet are intended for use by OEMs which integrate
the burner management systems in their products!
Use
LMV5... is a microprocessor-based burner management system with matching system
components for the control and supervision of forced draft burners of medium to high
capacity.
- For gas burners with and without fan to EN 298: 2003
- For oil burners to EN 230: 2005
LMV51...
LMV52...

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Siemens LMV5 Series Specifications

General IconGeneral
BrandSiemens
ModelLMV5 Series
CategoryControl Systems
LanguageEnglish

Summary

Use of LMV5... Burner Management System

LMV5... System Applications

Details on the intended use of the LMV5... system for forced draft burners.

Safety Warning Notes

Critical Safety Instructions and Precautions

Essential safety warnings for operating and handling the LMV5... system.

Mounting Instructions

LMV5... Mounting Details

Dimensional drawings and mounting recommendations for the LMV5... unit.

AZL5... Mounting Details

Dimensional drawings and mounting recommendations for the AZL5... unit.

Installation and Compliance

Installation Notes and Cable Routing

Guidelines for installing the system and routing cables correctly.

Flame Detector Electrical Connections

Guidelines for connecting flame detectors for optimal signal transmission.

Standards and Certifications

List of relevant technical standards and product certifications.

Documentation and Service

Supplementary Documentation References

List of related documents and manuals for further information.

Service Notes and Life Cycle

Information on fuse replacement, designed lifetime, and disposal.

System Architecture and Components

Integrated System Components

Overview of components integrated into the LMV5... basic unit.

System Operation and Diagnostics

Description of system operation, programming via AZL5..., and diagnostics.

Technical Specifications Summary

LMV5... Type Summary Table

Comparison table of LMV5... types and their features/certifications.

Technical Data: LMV5... Basic Unit

Transformer and Power Specifications

Details on transformer, mains frequency, power consumption, and safety class.

Input Terminal Loading

Specifications for input currents, voltages, and contact recommendations.

Technical Data: LMV5... Basic Unit (cont'd)

Individual Contact Load Specifications

Load ratings for fan contactor, alarm output, ignition transformer, and valves.

Cable Specifications and Cross-Sectional Areas

Maximum cable lengths, types, and required cross-sectional areas.

Fuses Used in LMV5... Basic Unit

List of fuses used in the LMV5... basic unit with their specifications.

Technical Data: AZL5... and PLL52...

AZL5... Operating and Display Unit Specs

Technical data for the AZL5... unit, including power and protection.

PLL52... Specifications

Technical data for the PLL52... module, including power and cable types.

Technical Data: Flame Supervision

QRI Flame Detector Specifications

Details on QRI detector operation, voltages, and cable length.

IONIZATION Flame Detector Specifications

Information on ionization probe installation and detector current.

Technical Data: Flame Supervision (cont'd)

QRA2.../QRA4.U/QRA10... with AGQ1...A27

Specifications for QRA flame detectors used with AGQ1...A27 for intermittent operation.

AGQ1...A27 Ancillary Unit Connections

Wiring diagram and terminal assignment for AGQ1...A27 with LMV5... and QRA detectors.

Technical Data: Flame Supervision (cont'd)

QRA7... Flame Detector Specifications

Data for QRA7... detector, including power supply and signal voltage.

QRA7... Connection Diagram

Wiring diagram showing connections between QRA7... and LMV5... terminals.

Technical Data: Flame Supervision (cont'd)

QRB... Flame Detector Specifications

Details on QRB... detector operation, currents, and cable length.

Flame Indication and Extraneous Light

Notes on flame indication via AZL5... and handling extraneous light.

Environmental Conditions

Storage, Transport, and Operation Conditions

Environmental conditions for storage, transport, and operation of LMV5... system components.

Power Supply for LMV5... System

Example 1: Component Installation and Bus Connection

Diagram and description of a typical installation with CAN bus and transformers.

Power Supply for LMV5... System (cont'd)

Example 2: Control Panel and Burner Setup

Diagram for a setup with transformers for control panel and actuators.

Determination of Maximum Cable Length

Cable Length Chart for SQM45.../SQM48...

Chart to determine maximum CAN bus cable lengths based on cable type and actuators.

Determination of Maximum Cable Length (cont'd)

Cable Length Chart for SQM45..., SQM48..., SQM9...

Chart for determining maximum cable lengths with SQM45..., SQM48..., and SQM9... actuators.

Cable Types and Lengths

CAN Bus Cable Type Diagrams

Visual representation of AGG5.641 and AGG5.631 CAN bus cable types.

Function of Communication Interfaces

AZL5... Communication Interfaces Overview

Details on CAN, RS-232 interfaces for PC and building automation.

Function of VSD Module

VSD Module Overview and Basic Diagram

Description of the VSD module for fan speed control and its basic diagram.

Speed Feedback Signal Acquisition

Methods for acquiring motor speed and direction of rotation.

Function of VSD Module (cont'd)

Fuel Meter Input and Configuration

Specifications for fuel meter sensors, frequency, and input configuration.

VSD Functional Tests and EMC

Information on VSD functional tests and EMC considerations.

Function of LMV52... with O2 Trim Control

LMV52... System with O2 Trim Overview

Description of LMV52... features including O2 trim control and QGO20... sensor.

Function of LMV52... with O2 Trim Control (cont'd)

O2 Trim Control Parameters and Operation

Settings for O2 trim controller/monitor activation and deactivation.

Warning for High Flue Gas Temperature

Alert for high flue gas temperatures indicating potential boiler issues.

Block Diagram: Inputs / Outputs

LMV5... Input/Output Terminal Connections

Diagram showing terminal assignments for inputs and outputs of the LMV5... unit.

Block Diagram: Inputs / Outputs (cont'd)

LMV5... Gas and Oil Fuel Control Connections

Diagram illustrating fuel valve and selection connections for gas and oil.

Flame Supervision Terminal Assignments

Terminal assignments for flame detectors (QRI, QRB, ION, QRA) with LMV5...

Block Diagram: Inputs / Outputs (cont'd)

Temperature and Pressure Controller Inputs

Diagrams for temperature and pressure sensor inputs and setpoint configurations.

Load Output and Actuator Connections

Diagrams for load output and connections to SQM actuators via AZL5...

Connection Terminals

VSD Module Connection Terminals

Terminal assignments for the VSD module, including speed sensor and fuel meter.

Terminal Marking: LMV52... with PLL52... O2 Module

Flue Gas and Supply Air Temperature Connections

Terminal markings for temperature sensors connected to the PLL52... O2 module.

QGO20... and AZL5... Interface Connections

Terminal markings for QGO20... sensor and AZL5... interface connections.

Fuel Train Applications (Examples)

Direct Gas Ignition and Pilot Ignition Examples

Diagrams for direct gas ignition, gas pilot ignition 1, and gas pilot ignition 2.

Gas Fuel Valve Control Examples

Fuel valve control sequences for different gas burner configurations.

Fuel Train Applications (Examples) [cont'd]

Direct Ignition with Light Oil (Multistage)

Diagrams for 1-stage, 2-stage, and 3-stage light oil burners.

Fuel Train Applications (Examples) [cont'd]

Direct Ignition with Light Oil (Modulating)

Diagrams for modulating light oil burners with and without shutdown.

Light Oil Fuel Valve Control

Fuel valve control sequence for light oil direct transformer ignition.

Fuel Train Applications (Examples) [cont'd]

Direct Ignition with Heavy Oil (Multistage)

Diagrams for multistage heavy oil burners and associated notes.

Direct Ignition with Heavy Oil (Modulating)

Diagrams for modulating heavy oil burners and operational notes.

Heavy Oil Fuel Valve Control

Fuel valve control sequence for heavy oil direct transformer ignition.

Fuel Train Applications (Examples) [cont'd]

Dual-Fuel Burner Gas/Light Oil with Gas Pilot

Diagrams for dual-fuel gas/light oil burners with gas pilot ignition.

Light Oil Fuel Valve Control (Gas Pilot Ignition)

Fuel valve control sequence for light oil with gas pilot ignition.

Fuel Train Applications (Examples) [cont'd]

Dual-Fuel Burner Gas/Heavy Oil with Gas Pilot

Diagrams for dual-fuel gas/heavy oil burners with gas pilot ignition.

Heavy Oil Fuel Valve Control (Gas Pilot Ignition)

Fuel valve control sequence for heavy oil with gas pilot ignition.

Dimensions: LMV5...

LMV5... Dimensional Drawings

Detailed dimensional drawings of the LMV5... unit from multiple views.

Dimensions (cont'd)

AZL5... Dimensional Drawings

Detailed dimensional drawings of the AZL5... unit from multiple views.

Dimensions (cont'd)

PLL52... and AGG5.2... Dimensional Drawings

Dimensional drawings for PLL52... and AGG5.210/AGG5.220 modules.

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