Siemens LMV50 series

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Building Technologies Basic Documentation LMV5... CC1P7550en

10 Connection terminals / coding of connectors 22.05.2018

10.2 Connection terminals LMV51.000x1 /

LMV51.000x2 / LMV51.040x2

7550z44/1114

Figure 87: Connection terminals LMV51.000x1 / LMV51.000x2 / LMV51.040x2

Main Page

Table of Contents3
Safety Notes10
Warnings10
Mounting Notes12
Installation Notes14
Electrical Connection of Ionization Probe and Flame Detector15
Commissioning Notes15
Setting and Parameterization Notes16
Standards and Certificates17
Service Notes19
Life Cycle19
Disposal Notes19
General20
Brief Description20
Block Diagram of Inputs / Outputs22
Fuel Train (Examples)25
Burner Control32
Description of Inputs and Outputs32
Flame Signal Input and Flame Detector32
Self-Test Function LMV5 / QRI / QRA732
Separate Flame Supervision (Only LMV50 / LMV52)33
QRI (Suited for Continuous Operation)34
Ionization (Suited for Continuous Operation)34
QRA2 / QRA4 / QRA10 with AGQ1 (for Intermittent Operation Only)35
QRA7 (Suited for Continuous Operation)37
QRB (for Intermittent Operation Only)38
Standardization of Flame Signal Display AZL539
Configuration Extraneous Light39
External Flame Supervision (LMV50 / LMV52)40
High Temperature Supervision (Only LMV50)41
Digital Inputs42
Safety Loop / Burner Flange (X3-04 Pin 1 / X3-03 Pin 1)42
Manual Lockout / Reset43
Fuel Selector (X4-01 Pin 1 / X4-01 Pin 2)44
Fan Contactor Contact / Flue Gas Recirculation Pressure Switch (X4-01 Pin 3)44
External Boiler Controller ON/OFF = Heat Request (X5-03 Pin 1)46
External Boiler Controller OPEN/CLOSED or STAGE2 / STAGE347
X5-03 Pin 3)47
Air Pressure Switch (X3-02 Pin 1)48
Gas Pressure Switch - Valve Proving or Valve Closure Contacts (X9-03 Pin 2)48
Gas Pressure Switch-Min (X9-03 Pin 4)50
Start Release - Gas / CPI (X7-03 Pin 2)51
Gas Pressure Switch-Max (X9-03 Pin 3)53
Oil Pressure Switch-Min (X5-01 Pin 2)53
Oil Pressure Switch-Max (X5- 02 Pin 2)54
Start Release - Oil (X6-01 Pin 1)54
Heavy Oil - Direct Start (X6-01 Pin 3)55
Digital Outputs56
Alarm, Type No-SI (X3-01 Pin 2)56
Fan, Type No-SI (X3- 01 Pin 1)56
Ignition, Type si (X4-02)56
Oil Valves, Type si (X8-02, X8-03, X7-01, X7-02, X6-03)57
Gas Valves, Type si (X9-01)57
Operation Indication Gas / Oil, Type si (X8-01)57
Oil Pump / Magnetic Clutch, Type No-SI (X6-02)58
Start Signal or Pressure Switch Relief Valve, Type No-SI (X4-03)58
Control Sequence59
Parameters59
Time Parameter59
Reaction Time for Loss of Flame / Safety Time in Operation59
Gas Valve Proving61
Special Functions During the Control Sequence63
Lockout Phase (Phase 00) / Safety Phase (Phase 01)63
Repetition Counter64
Signaling of Start Preventions65
Safety Shutdown in Standby Mode65
Forced Intermittent Operation65
Prepurging66
Program Stop Function67
Gas Shortage Program67
Low-Fire Shutdown68
Normal / Direct Start68
Continuous Fan Operation69
Continuous Pilot (Only LMV50 / LMV52)69
Reaction of Extraneous Light in Standby69
Startup Sequence Stop in Phase 3670
Cooling Function in Standby Mode (Only LMV50)70
Long Postpurge Time (Only LMV50 / LMV52.4)70
Selection of Fuel71
Auxiliary Functions72
Hours Run Counter72
Start Counter / Startup Counter72
End of Life Cycle Function72
Fuel Meter72
Sequence Diagrams73
Fuel-Air Ratio Control (FARC)84
Actuator Addresses84
Activating / Deactivating the Actuators85
Direction of Rotation of the Actuators86
Control Sequence87
Idle Position87
Prepurge Positions87
Ignition Positions87
Startpoint Operation88
Approaching Low Fire in Phase 50 / 5489
Postpurge Positions90
Actuator Speed Outside Normal Operation = Tmnoflame90
Actuator Speed in Normal Operation = Operatrampmod91
Multistage Operation92
Position Check, Dynamic Safety Time93
Special Features96
Program Stop96
Limitation of Load Range97
Masking out a Load Range98
Traveling Times98
Shutdown Behavior98
Overload Protection99
Boiler Controller / Load Controller100
General100
Connection Diagram100
Operating Modes Load Controller101
Manual / Automatic Burner Startup106
Operating Mode Changeover to Internal Load Controller107
Control (Characteristics)108
Integrated 2-Position Controller (R = ON/OFF)108
Modulating Control109
Manual Setting of the PID Control Parameters110
Adaption / Self-Setting of PID Controller Parameters111
Multistage Control115
Actual Values (X)117
Setpoints (W)120
Integrated Temperature Limiter Function123
Cold Start Thermal Shock Protection (CSTP)125
Cold Start Thermal Shock Protection - Modulating Operation125
Cold Start Thermal Shock Protection - Multistage Operation126
Cold Start Thermal Shock Protection with Temperature Sensor in Pressure Plants127
Analog Output X63 (0(4)128
Multiboiler Plants129
Multiboiler Plants by Means of Analog Input129
Multiboiler Plants by Means of Digital Interface129
Display and Operating Unit AZL5130
Assignment of AZL5 Terminals131
Ports of the AZL5133
Port for the PC134
Interface to BACS135
General Information and BACS Functions135
Modbus135
Interface for the Output of Trending Data138
Displays and Settings139
Menu Structure139
Display of Normal Operation140
Lockout and Error Messages143
Example: Display of Lockouts in the Lockout History143
Standard Parameterizations (Inclusive Entry of Password)145
Addressing / Function Assignment of Actuators149
Setting the Fuel-Air Ratio Control Curves151
Adjusting the Curves by Introducing or Editing an Individual Point152
Curve Setting Via Manual Operation156
Setting Modulating Ratio Control159
Setting Multistage Ratio Control159
Adaption of the Load Controller's PID Parameters161
Burner Identification / Backup - Restore163
Languages163
Real Time Clock / Calendar, Automatic Summer / Wintertime Changeover164
Adjustment of Contrast, Shut-Off, Quick Access164
TÜV Test165
Commissioning Instructions for the LMV5166
Basic Configuration166
Settings for Gas-Fired Operation171
Settings for Multistage Oil-Fired Operation176
Extra Functions of the LMV5181
Configuring the Load Controller183
Control Parameters of the Load Controller185
Connection Terminals / Coding of Connectors190
Connection Terminals Lmv51.040X1190
Connection Terminals Lmv51.000X1 / Lmv51.000X2 / Lmv51.040X2191
Connection Terminals Lmv51.140X1192
Connection Terminals Lmv51.100X1 / Lmv51.100X2 / Lmv51.140X2193
Connection Terminals Lmv51.300X1 / Lmv51.300X2 / Lmv52.200X1 / Lmv52.200X2 / Lmv52.240X2 / Lmv52.400X1 / Lmv52.400X2194
Connection Terminals Lmv51.340X1 / Lmv52.240X1 / Lmv52.440X1 / Lmv52.440X2195
Coding of Connectors196
Description of Connection Terminals (AC 120 V)199
Description of Connection Terminals (AC 230 V)206
Mounting , Electrical Installation and Service213
Power Supply to the LMV5214
Examples of Various Installation Situations215
Determination of the Maximum Cable Length AGG5.6219
When Is a Second AGG5.2 Power Transformer Required223
Suppliers of Other Accessory Items224
Mounting Clip for Mounting Rail224
Ebus PC Adapter224
RS232-USB Adapter (Connection AZL52 to PC for Using the ACS450 PC Software)224
Mechanical Coupling224
Duties of the Authorized Inspector225
Technical Data229
LMV5 and AZL5229
Loads on Terminals, Cable Lengths and Cross-Sectional Areas230
Cross-Sectional Areas232
AZL5 Display and Operating Unit232
CAN Bus Cable233
Environmental Conditions (for All LMV5 Components)233
Dimensions234
Block Diagram of Contact Links237
VSD Module238
VSD Module239
Inputs / Outputs239
Configuring the VSD243
Configuring Speed Acquisition243
Speed Standardization244
Configuring the Current Interface245
Configuring the Fuel Meter245
Fuel Meter Readings246
Process Data247
Emc: Lmv5 - Vsd248
Connection Terminals249
Description of Connection Terminals for the VSD Module250
O2 Trim Control with LMV52 and PLL52251
General251
Functioning Principle of O2 Trim Control252
Air Rate Change252
Definition of O2 Setpoint253
Lambda Factor253
Precontrol254
Calculation of Precontrol254
O2 Trim Control255
Operating Modes of O2 Trim Controller / O2 Alarm255
Load Limitation with O2 Trim Control257
Startup257
Heating up the QGO20 Sensor after Power on257
Burner Start Mode for O2 Trim Control (Only LMV52.4, Only in Operating Modes O2 Control and Conautodeac)258
Initializing and Release of the O2 Trim Controller259
Modulation Release on Startup261
Behavior in the Event of Load Changes (Dynamic Release Criterion)261
Increasing the Manipulated Variable in Case of Fast Load Changes (O2Modoffset, Formerly O2Offset)262
Control Interventions (Switching Functions) by the O2 Trim Controller263
O2 Trim Control Behavior263
Limiting the O2 Trim Controller Manipulated Variable with Shutdown264
Deactivating O2 Trim Control Via a Contact266
Displaying the O2 Trim Controller Status267
O2 Alarm268
Delayed O2 Limit Value268
Switch-Off Criteria of the O2 Alarm269
O2 Minimum Value Alarm269
O2 Maximum Value Alarm270
Inactivation / Deactivation of the O2 Alarm270
Self-Test271
O2 Sensor Test271
Checking the O2 Content (20.9%)272
Auxiliary Functions273
Warning When Flue Gas Temperature Is too High273
Combustion Efficiency273
Service Timer for QGO20274
PLL52 O2 Module275
Inputs and Outputs275
CAN Bus X84, X85278
Configuring the PLL52278
Configuring the System279
Actuators / Vsds279
Parameterizing the Type of Fuel279
Setting the User-Defined Type of Fuel280
Commissioning the O2 Trim Control System281
Setting Fuel-Air Ratio Control281
Setting the O2 Alarm281
Direct Entry of O2 Min. Values282
Measuring the O2 Min. Values by Lowering the Air Rate282
Setting O2 Trim Control283
Checking and Changing the Controller Parameters284
Setting Notes285
Parameterizations285
Setting Fuel-Air Ratio Control285
Setting the O2 Trim Controller287
Other Notes287
Technical Data288
Loads on Terminals, Cable Lengths and Cross-Sectional Areas288
Flue Gas Recirculation (FGR) Function (LMV50/LMV51.3/LMV52)289
Function Principle of Flue Gas Recirculation (FGR)289
Parameter for the Flue Gas Recirculation (FGR) Function291
Setting Electronic Fuel-Air Ratio Control in Connection with Flue Gas Recirculation (FGR)295
Settings in Time or Temperature Mode (Without Temperature Compensation)295295
Settings in Temperature-Compensated Mode (Only LMV52.4)297
Settings in Deactminpos or Auto Deact Mode (Only LMV52.4)300
Reading the Flue Gas Recirculation (FGR) Operating Temperature (Only LMV52.4)301
Dimensions302
Revision History303
Changes of LMV51 from Series a to B303
Changes in the LMV5 Release Upgrade303
Changes to Basic Unit LMV5303
Basic Unit LMV51; Software from V02.10 in V02.20303
Basic Unit LMV52, Introduction V01.10304
Basic Unit LMV51, Software from V02.30 to V02.50304
Basic Unit LMV52, Software from V01.30 to V04.10305
Basic Unit LMV52, Software from V04.10 to V04.20305
Basic Unit LMV52, Software from V04.20 to V04.50306
Basic Unit LMV52, Software from V04.50 to V04.80306
Basic Unit LMV52.4, Software from V04.80 to V10.00307
Software Versions of the 2012/2013 Release Upgrade307
Basic Unit LMV51.0 and LMV51.1, Software from V02.50 to V05.10308
Basic Unit LMV51.3, Software from V04.80 to V05.10309
Basic Unit LMV50, Relaunch with V10.20 Software309
Basic Unit LMV52.2, Software from V04.80 to V05.10310
Basic Unit LMV52.4, Software from V10.00 to V10.20311
Basic Unit LMV5, Software from V05.10 to V05.20, 10.20 to V10.30311
Changes to the Load Controller312
Load Controller, Software from V01.40 to V01.50312
Load Controller, Software from V01.50 to V01.60313
Load Controller, Software from V01.60 to V01.80313
Load Controller, Software from V01.80 to V02.10313
Load Controller, Software for 2012/2013 Release Upgrade313
Changes to the Variable Speed Drive Module (VSD Module)314
VSD Module, Software from V01.30 to V01.40314
VSD Module, Software from V01.40 to V01.50314
VSD Module, Software for 2012/2013 Release Upgrade314
Changes to the Display and Operating Unit AZL52315
Display and Operating Unit AZL5, Software from V2.20 to V02.50315
Display and Operating Unit AZL52, Software from V04.00 to V04.10316
Display and Operating Unit AZL52, Software from V04.10 to V04.20316
Display and Operating Unit AZL52, Software from V04.20 to V04.30316
Display and Operating Unit AZL52, Software from V04.30 to V04.50317
Display and Operating Unit AZL52, Software from V04.50 to V04.60317
Display and Operating Unit AZL52, Software from V04.60 to V04.80317
Display and Operating Unit AZL52, Software from V04.80 to V05.00318
Display Unit and Operating Unit AZL52, Software from V05.00 to V05.10318
Index320

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