Table Of Contents - Siemens LMV3 series Technical Instructions

Table of Contents

Contents3
Overview5
The Main Components Of An Lmv3 System5
Lmv3 System Builder6
Control Panel Components6
Air Damper Assembly10
Gas Firing Rate Control Valve12
Oil Firing Rate Control Valve13
Actuator Accessories14
Variable Frequency Drive (Vfd) Components14
Flame Scanner Accessories16
Mounting21
Lmv3 Controller21
Lmv3 Dimensions (Inches)21
Azl23 Display22
Azl23 Dimensions (Inches)22
Agm60 Dual Fuel Module23
Agm60 Dimensions (Inches)23
Important Safety Notes24
Approvals25
Wiring Introduction29
Terminals29
Numbering Scheme On White Line Voltage (Rast 5) Terminals Of The Lmv329
Numbering Scheme On Green Low Voltage (Rast 3.5) Terminals Of The Lmv329
Protective Earth30
Reference Ground30
Lmv3 Terminal Descriptions31
Lmv3 Terminal Layout31
Agm60 Terminal Descriptions37
Agm60 Terminal Layout37
Wiring Diagrams40
Parameters49
Lmv3 Parameter Example With Indexes49
Sequence Diagrams66
Commissioning79
Table Of Contents79
Pre-Requisites For Basic Lmv3 Systems80
Pre-Requisites For Lmv3 Systems With A Vsd82
Configuring (Parameterization Of) An Lmv3 With A Default Parameter Set83
Modulating Gas - Direct Spark Ignition84
Modulating Gas - Pilot Ignition 1 (Pilot Between V1 And V2)85
Modulating Gas - Pilot Ignition 2 (Pilot Before V1 And V2)86
Modulating Light Oil - Direct Spark Ignition87
2-Stage Light Oil - Direct Spark Ignition88
3-Stage Light Oil - Direct Spark Ignition89
Modulating Light Oil - Gas Pilot90
2-Stage Light Oil - Gas Pilot91
Counterclockwise Vs. Clockwise Rotation92
Referencing "Closed" Vs. Referencing "Open"93
Transferring Parameter Sets Using The Azl Display95
Suggested Initial Light-Off For Lmv3 Systems96
Suggested Ratio Control Curve Commissioning97
Example Of Lmvx Curves Spreadsheet99
Additional Tips For Commissioning101
Variable Speed Drive Control105
Introduction106
Vfd And Ac Induction Motor Fundamentals106
Line Reactors107
Line Reactor Recommendation - Vfd (Hp) Vs Transformer (Kva)107
Output Wiring / Load Reactors108
Shaft Current109
Braking Resistors109
Configuring Vfds For Use With The Lmv3111
Types Of Vfds: Vector And Volt/Hz111
Brushless Dc Blowers (Pwm Blowers)113
Centrifugal Blower Fundamentals114
Standardized Speed - Standardizing The Lmv3115
Standardization Sequence116
Standardization Process For A 2-Pole Blower Motor (Values Are Approximate)116
Result Of Standardization (2-Pole Blower Motor) And Interpolation117
Blower Speed Monitoring120
Blower Speed Monitoring Bands121
Blower Speed Response During Operation122
Vsd Blower Speed Response During Acceleration122
Vsd Blower Speed Response During Deceleration123
Suggested Setup Procedure For The Vsd Control – Parallel Positioning Application124
Prerequisites124
Suggested Setup Procedure For The Vsd Speed Shift127
Vsd Speed Shift – Analog Signal To % Vsd Trim128
Additional Tips For Burners With Vsd Speed Shift131
Additional Tips For Burners With Vsd Control132
Troubleshooting Introduction135
Lmv3 Fault History Example With Indexes135
Complete Error Code List136
Modbus161
Data Transmission161
Modbus Interface Settings161
Structure Of Data Blocks161
Mapping Long Values162
Erroneous Access To Parameters Of The Lmv3162
Temporal Process Of Communication163
Temporal Process Of A Data Inquiry164
Communication During The Internal Slave Handling Time164
Communication During the Slave's Response Time164
Number Of Addresses Per Message164
Modbus Functions165
Requirements For The Modbus Master165
Modbus Addresses165
Overview Table165
Legend To Overview Table170
Data Types170
Modbus Address / Lmv3 Parameter Cross-Reference Guide171
Changeover Of Controller Operating Mode173
Operating Modes174
Bus Behavior In The Event Of Burner Lockout174
Modbus Settings On The Lmv3175
Slave Address175
Baud Rate Of Modbus Interface175
Parity Of Modbus Interface175
Timeout In The Event Of Communication Breakdown176
Preselected Output In The Event Of Communication Breakdown176
Activation Of Modbus176
Modbus In Connection With Acs410 / Azl2177
Error Handling177
Acs410 Software Introduction181
Software Installation182
Connecting To A Pc183
Available Interface Modules To Connect The Lmv3 To A Pc183
Saving A Parameter Set To A Pc184
Uploading A Parameter Set To An Lmv3185
Creating An Lmv3 Startup Report186
Saving And Viewing Trends187
The Acs410 Trending Screen187
Viewing The Status Screen189
The Acs410 Status Screen189
Lmv3 Application Guide193
Description193
Fresh Air Damper196
Procedure196
Lmv3 Fresh Air Damper Wiring196
Operation197
Important Notes197
Hot Standby On A Steam Boiler With An Rwf55198
Lmv3 Hot Standby Wiring198
Low Fire Hold With An Rwf55200
Low Fire Hold Via Analog Output On A Steam Boiler201
Procedure - Steam Boiler With An Rwf55 With Analog Output201
Low Fire Hold Via Analog Output On A Hot Water Boiler202
Procedure - Hot Water Boiler With An Rwf55 With Analog Output202
Low Fire Hold Via 3-Position Output On A Steam Boiler203
Procedure - Steam Boiler With An Rwf55 With 3-Position Output (Lmv37 Only)203
Low Fire Hold Via 3-Position Output On A Hot Water Boiler204
Procedure - Hot Water Boiler With An Rwf55 With 3-Position Output (Lmv37 Only)204
Behavior Of Contact K6 When Using An Rwf55 For Low Fire Hold205
Example205
Pilot Valve Proving206
Option 1: On Startup With Skp25'S On Both The Pilot And Main Gas Trains206
Option 3: Pilot Valve Proving On Startup And Main Valve Proving On Shutdown206
Option 1 Piping And Electrical Schematics208
Option 2 Piping And Electrical Schematics210
Option 3 Piping And Electrical Schematics212
Purge Proving214
Lmv3 Purge Proving Wiring Diagram214
Revert To Pilot - Lmv37 Only216
Lmv3 / Rwf55 Revert To Pilot Wiring216
Sequence Of Operation217
Critical Rwf55 Settings For Operation Example219
Operation Example219
Stack Dampe221
Lmv3 Stack Damper Wiring221