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Siemens LME73.000A2 User Manual

Siemens LME73.000A2
245 pages
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Software version 02.00
CC1P7105en
29.11.2011
Building Technologies Division
Infrastructure & Cities Sector
LME7…
Burner control
Basic Documentation
The LME7… and this Basic Documentation are intended for use by OEMs which
integrate the burner controls in their products.

Table of Contents

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Siemens LME73.000A2 Specifications

General IconGeneral
BrandSiemens
ModelLME73.000A2
CategoryController
LanguageEnglish

Summary

Safety Notes

Warning Notes

General warnings and instructions to prevent personal injury, damage to property, or environmental harm.

Electrical Connection of Flame Detectors

Best practices for connecting flame detectors for optimal signal transmission and safety.

Type Summary

Flame Detectors

Information on Siemens flame detectors (QRA2, QRA4.U, QRA10) used with LME7... controls.

Technical Data

Basic Unit LME7...

Technical data for the basic LME7... unit, including mains voltage, frequency, and weight.

Terminal Rating Inputs

Details on terminal ratings for input signals, including voltage detection and analog inputs.

Terminal Rating Outputs

Specifications for terminal ratings of outputs, including contact loading and individual contact loading.

Flame Supervision

Critical function for operation.

Ionization Probe

Technical data related to the ionization probe for flame supervision, including voltage and current.

Flame Detector QRA2.../QRA4.U/QRA10...

Technical data for QRA2, QRA4.U, and QRA10 flame detectors used for supervision.

Function

Preconditions for Burner Startup

Conditions that must be met for the burner control to initiate a burner startup sequence.

Control Sequence in the Event of Fault

Details the sequence of operations when a fault occurs, leading to lockout or shutdown.

Operation, Indication, Diagnostics

Diagnostics of Cause of Fault

Procedure for activating visual diagnostics to identify the cause of faults using the error code table.

Error Code Table

Basic Unit

Safety Loop X3–04, Terminal 1 and 2

Description of the safety loop input, its components, and diagnostic purposes.

PME71.401...

Program Sequence PME71.401...

Visual representation of the program sequence for PME71.401, including phase numbers and functions.

Parameter List PME71.401... (AZL2...)

Comprehensive list of parameters for PME71.401, including value ranges, factory settings, and password levels.

PME71.402...

Program Sequence PME71.402...

Visual representation of the program sequence for PME71.402, detailing phases and functions.

Parameter List PME71.402... (AZL2...)

Comprehensive list of parameters for PME71.402, including value ranges, factory settings, and password levels.

PME71.901...

Program Sequence PME71.901...

Visual representation of the program sequence for PME71.901, detailing phases and functions.

Parameter List PME71.901... (AZL2...)

Comprehensive list of parameters for PME71.901, including value ranges, factory settings, and password levels.

PME72.521...

Program Sequence PME72.521...

Visual representation of the program sequence for PME72.521, detailing phases and functions.

Parameter List PME72.521... (AZL2...)

Comprehensive list of parameters for PME72.521, including value ranges, factory settings, and password levels.

PME72.541...

Program Sequence PME72.541...

Visual representation of the program sequence for PME72.541, detailing phases and functions.

Parameter List PME72.541... (AZL2...)

Comprehensive list of parameters for PME72.541, including value ranges, factory settings, and password levels.

PME73.810...

Program Sequence PME73.810...

Visual representation of the program sequence for PME73.810, detailing phases and functions.

Parameter List PME73.810... (AZL2...)

Comprehensive list of parameters for PME73.810, including value ranges, factory settings, and password levels.

PME73.820...

Program Sequence PME73.820...

Visual representation of the program sequence for PME73.820, detailing phases and functions.

Parameter List PME73.820... (AZL2...)

Comprehensive list of parameters for PME73.820, including value ranges, factory settings, and password levels.

PME73.830...

Program Sequence PME73.830...

Visual representation of the program sequence for PME73.830, detailing phases and functions.

Parameter List PME73.830... (AZL2...)

Comprehensive list of parameters for PME73.830, including value ranges, factory settings, and password levels.

PME73.831…

Parameter List PME73.831... (AZL2...)

Comprehensive list of parameters for PME73.831, including value ranges, factory settings, and password levels.

PME73.840...

Gas Valve Proving

Explanation of the gas valve proving function, its purpose, and parameter dependency.

Parameter List PME73.840... (AZL2...)

Comprehensive list of parameters for PME73.840, including value ranges, factory settings, and password levels.

Multistage or Modulating Mode

Safety Notes Relating to Operation of AZL2...

Operation via AZL2…

Fault Status Messages, Display of Errors and Info

How fault status messages, errors, and info are displayed, including lockout scenarios.

Parameter Level

Backup

Procedure for performing a manual backup of settings and parameters.

Restore

Procedure for restoring settings and parameters from a backup.

Error Code List with Operation via External AZL2... Display

Operation via Internal LED

Fault Status Messages, Display of Errors

How to interpret fault status messages and display errors during lockout.

Display of Errors (Faults) with Lockout

Procedure for displaying errors and faults when the unit is in lockout.

First Startup with a New Program Module or in Case of Replacement of Program Module

Procedure for first startup or after replacing the program module, including data download.

Manual Backup

Procedure for performing a manual backup of settings and parameters.

Manual Restore

Procedure for performing a manual restore of settings and parameters.

Error Code List with Operation via Internal LED

PWM Settings

Initial PWM Parameter Settings

Steps for setting initial PWM parameters on the OEM level.

Final Settings of PWM Safety Parameters

Steps for setting PWM safety parameters (675.00/675.01) under worst-case conditions.

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