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Lamtec MCC User Manual

Lamtec MCC
284 pages
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www.lamtec.de
Sensors and Systems for Combustion Engineering
Manual
Combustion Management System CMS

Table of Contents

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Lamtec MCC Specifications

General IconGeneral
ManufacturerLamtec
TypeMCC
Protection ClassIP20
Communication ProtocolModbus RTU
CategoryControl Systems
Relative Humiditynon-condensing

Summary

Safety

Classification of the Safety Instructions and Warnings

Explains the symbols used in the document for safety information and the operator's responsibilities.

Target Group

Defines the target audience for the instructions and the prerequisite for safe operation.

Product-specific Dangers

Highlights specific safety instructions to avoid personal injury and damage to property and the environment.

Mounting Notes

Provides guidelines for safe installation and mounting of the CMS and its components.

Installation Notes

Details essential safety precautions and requirements for electrical installation wiring.

Commissioning Notes

Lists critical safety checks and documentation requirements during the commissioning phase.

Electronic Ratio Control

Ensures proper operation of electronic ratio control by setting adequate excess air and monitoring actuators.

Basic Device

Lists essential checks required before commissioning the basic device for proper functioning.

Parameter Settings

Highlights checks for correct setting of time parameters and valve leakage control functions.

FFS/ION/Terminal - Flame Tolerance Time

Explains the software's processing of flame tolerance time and its calculation for response time.

Electrical Connection Flame Sensor

Specifies requirements for approved flame sensors and guidelines for electrical connection and signal transmission.

Acceptance and Inspection

Details checks for device label information, safety parameters, and functional tests for proper operation.

Components/Devices of External Manufacturers

Outlines insulation requirements for third-party devices connected to the CMS communication interface.

CMS Components

Functional Description with Process Diagrams

Basic Burner Sequencer Functionality

Explains basic burner sequencing functionality with process diagrams for different fuel types.

Default Process Flow for Gas Modulating with Pilot Burner

Illustrates the default process sequence chart for gas modulating burners with a pilot burner.

Default Process Flow for Gas Modulating Without Pilot Burner

Illustrates the default process sequence chart for gas modulating burners without a pilot burner.

Default Process Flow for Oil Modulating With Pilot Burner

Illustrates the default process sequence chart for oil modulating burners with a pilot burner.

Default Process Flow for Oil Modulating Without Pilot Burner

Illustrates the default process sequence chart for oil modulating burners without a pilot burner.

Start Without Pre-Purge

Describes the 'Start Without Pre-Purge' function, requiring fail-safe external signal and specific configuration.

Standby Mode

Describes the standby mode functionality, including requirements, inputs/outputs, and parameters.

Purging After Operation

Details the 'Purging After Operation' function, including valve activation and timing sequences.

Pilot Burner - Continuous Operation

Describes pilot burner continuous operation where the pilot valve remains open after the safety time.

Valve Leakage Test

Details the valve leakage test procedure, including requirements, parameters, and flow charts.

Electronic Ratio Control System

Describes the electronic ratio control system, requirements, parameters, and commissioning.

Burner Firing Rate Controller

Explains the burner firing rate controller, including requirements, inputs/outputs, and parameters.

Commissioning

Parameter and Password Input

Guides on setting passwords and inputting parameters, referencing relevant chapters.

Commissioning Tests

Mentions checklists for final commissioning checks and system tests.

Programming of Curves

Describes accessing the CMS menu for programming ratio controller setpoint curves.

Programming Curves

Explains programming RC curves with setpoint graphic and curve table views in configuration mode.

Configuring Special Points

Explains how to configure special points for valve/damper opening/closing at specific times using CMS remote software.

Configuring the Range Limits

Describes configuring range limits (RL.U, RL.L) for actuators using the CMS remote software.

Shut-off Limits

Explains the necessity of checking actuator shut-off limits and conditions for omitting this check.

Checking the Shut-OFF Limits of the CMS with the CMS Remote Software

Details how to check shut-off limits using CMS remote software, using arrow keys for adjustment.

Checking the O2 Effect

Ensures stable burner burning at O2 monitoring shut-off limits and checks correction influence.

Operating Control and Displays

Recalling Fault History

Guides on displaying burner faults, including fault codes, diagnostic codes, and operating hours.

Program Sequence

Details how to set the duration for pre-purge and post-purge periods and valve leakage test.

Setting Curves

Details setting servomotor curve sets, including firing rate points and feedback adjustments.

Adjusting Controller

Explains adjusting PID controller settings and CO/O2 controller settings like mode and correction mask.

Burner Firing-Rate Controller Menu

Describes accessing burner firing-rate controller information and settings via the CMS interface.

CO/O2 Burner Optimisation Menu

Describes accessing CO/O2 optimisation information and settings via the CMS interface.

Dataset Menu

Explains dataset operations like opening, saving, comparing, and exiting the application.

Access Rights Menu

Explains setting passwords, changing passwords, and customer codes for different access levels.

Parameter

Guides on accessing and changing parameter values, noting access level restrictions and greyed-out parameters.

Submenu ‘Firing rate controller parameters’

Details parameters for firing rate control, including configuration, PID terms, and reset requirements.

Accessing the ’ O2 trim’ submenu

Guides on accessing O2 trim parameters, noting access level restrictions and reset requirements.

Firmware update

Details the process of updating CMS firmware, including connecting PC, preparing, and flashing.

CO/O2 Control

For Your Safety

Considers factors for set-point values, actuators, and parameters for correctional intervention.

Safety Concept

Explains how the CO controller maintains combustion by outputting correction signals to actuators.

Optimisation Strategy

Describes searching for optimum working points by dynamically modifying fuel-air mixture and plausibility analysis.

Resetting Faults

Explains manual and automatic fault resetting procedures for the CMS and LT3-F.

Installation and Commissioning

Provides guidelines for commissioning CO/O2 controller, including checks and parameter settings.

Putting the Electronic Ratio Control System into Operation

Describes commissioning electronic ratio control and O2 measurement, and the effect of incorrect settings.

Setting the CMS Correction Range

Explains setting correction range and spread factor for air actuator, detailing parameters and factory settings.

CO Control: Start-up O2 Monitoring Shut-off Limits

Ensures stable burner burning at O2 monitoring shut-off limits and testing correction effect.

Checking the Combustion-related Limit Values

Ensures safe and stable burner operation at maximum correctional intervention and firing rate ranges.

Set and Optimise the CO Response Threshold on LT3-F

Guides on setting and optimizing the CO response threshold on LT3-F for CO regulation.

Commissioning the CO/O2 Control

Details the process of commissioning the CO/O2 control, including fault resetting.

Operating with PC Remote Software

Guides on configuring, setting, evaluating, and monitoring CO and O2 trim using CMS Remote Software.

Faults

Restarts

Explains automatic and manual fault restarts, ensuring compliance with safety requirements.

Maintenance

Firmware Update

Details the process of updating CMS firmware, including connecting PC, preparing, and flashing.

Maintenance Tasks

Describes maintenance tasks, including repeating system tests after parameter changes or software updates.

Decommissioning

Important Notes on Shutdown/Return to Service

Provides instructions for decommissioning systems according to EN 61508, including planning and safety analysis.

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