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Building Technologies Basic Documentation LMV27... CC1P7541en

26 Parameter level 17.12.2018

26.11 Fuel / air ratio curves – settings and commissioning

Vhmins%

Bild 94/0707

The display shows 400: flashing on the left,

SEt appears on the right.

26.11.1 Initial commissioning

mi n

Bild 95/0707

An unprogrammed LMV27 or a LMV27 whose

operating mode has been reset or changed displays

OFF UPr.

For initial commissioning, change to the parameter level (refer to chapter Operation).

The settings can then be made on parameter level 400.

reset

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Bild 94/0707

Press

reset

to select parameter 400 for initial

commissioning and for setting air-fuel ratio control.

reset

Vhmins%

Bild 96/0707

Press

reset

to go to the settings for air-fuel ratio control

and parameter 201 for selecting the operating mode.

201: appears flashing.

Default Chapter3
- Table of Contents3
1 Safety Notes9
- Warning Notes9
- Mounting Notes10
- Installation Notes11
- Electrical Connection of the LMV2712
- Connection BCI Via Integrated RJ11 Jack (X56)13
- Electrical Connection of Flame Detectors14
- Commissioning Notes15
- Notes on Settings and Parameter Settings17
- Standards and Certificates18
- Service Notes19
- Life Cycle19
- Disposal Notes19
2 System Structure / Function Description20
- For Europe20
- General Information21
3 Type Summary21
4 Technical Data22
- LMV27 Basic Unit22
- Terminal Loading Inputs22
- Terminal Loading Outputs23
- Analog Output / Load Output X74 Pin 323
- Cable Lengths24
- Cross-Sectional Areas24
- Connections of Actuators24
- AGV50 Signal Cable from AZL2  BCI25
- Environmental Conditions25
- Flame Detectors26
- Ionization Probe26
- UV Flame Detectors QRA2 / QRA4 / QRA1028
- Photoresistive Flame Detectors QRB1 / QRB329
- Yellow Flame Detector QRB430
- Blue-Flame Detectors QRC31
5 Dimensions32
- Lmv2732
6 Display and Diagnostics33
7 Basic Unit LMV2733
- Description of Inputs and Outputs33
- Flame Detectors34
- Loss of Flame34
- Extraneous Light35
- No Flame at the End of Safety Time (TSA)35
- Flame Intensity35
- Supervision of Flame Detector35
- Digital Input36
- Safety Loop X3-04, Pin 1 and 236
- Burner Flange X3-03, Pin 1 and 237
- Input for External Load Controller (on / OFF) X5-03, Pin 137
- Inputs X5-03 Pin 2 and 3 (Opening / Closing or Stage 2 / Stage 3)37
- Air Pressure Switch X3-0238
- Gas Pressure Switch for Valve Proving X9-0439
- Gas / Oil Pressure Switch-Min, Start Release Gas X5-0140
- Setting the Time for Making the Pressure Switch Test42
- Gas / Oil Pressure Switch-Max / Oil Pressure-Max or POC Contact, Start Release Oil X5-0243
- Reset X8-04, Pin 144
- Digital Outputs45
- Output Alarm Type No-SI - X3-05, Pin 245
- Fan Motor Contactor Type si - X3-05, Pin 145
- Continuous Fan Operation - X3-05, Pin 345
- Output Ignition Type si (IGNITION) - X4-0246
- Outputs Fuel Valves V1 / V2 / V3 / PV, Type si - X8-02, X7-01, X7-0247
- Output Safety Valve Type si - X6-0347
- Output for Indication of Operation X8-04, Pin 247
- Program Sequence48
- Time Parameters48
- Valve Proving49
- Valve Proving with Separate Pressure Switch X9-0450
- Valve Proving Via Gas Pressure Switch-Min X5-0151
- Lockout Phase (Phase 00)51
- Safety Phase (Phase 01)52
- Special Functions During the Program Sequence53
- Reset / Manual Lockout53
- Alarm Upon Start Prevention54
- Possible Start Preventions54
- Repetition Counter55
- Start Without Prepurging (as Per en 676)57
- Gas Shortage Program58
- Program Stop Function59
- Forced Intermittent Operation (<24 Hours)59
- Low-Fire Shutdown59
- Continuous Fan60
- Test Function for Approval of Burner - Loss-Of-Flame Test (TÜV Test)61
- Postpurging in the Lockout Position62
- Fuel Trains (Application Examples)63
- Sequence Diagrams71
- Gas Direct Ignition "G", "G Mod", "G Mod Pneu71
- Gas Pilot Ignition 1 "Gp1", "Gp1 Mod", "Gp1 Mod Pneu72
- Gas Pilot Ignition 2 "Gp2", "Gp2 Mod", "Gp2 Mod Pneu73
- Light Oil Direct Ignition "Lo", "Lo Mod", "Lo 2 Stage", " lo 3-Stage74
- Light Oil - Pilot Ignition "Logp""Logp Mod" "Logp 2-Stage75
- Legend to the Sequence Diagrams76
8 Selection of Operating Mode79
- Deleting Curves81
9 Connection to Load Controllers82
- Load Controller on Contact X5-03, Pin 182
- External Load Controller Via Contacts X5-03, Pin 2 / Pin 382
- Default Output Via Building Automation - X9285
- Manual Output86
- Output with Curve Settings86
- Prioritization of Load Controller Sources87
- Emergency Operation with Several Load Controller Sources87
- Manual Control87
10 Electronic Air-Fuel Ratio Control89
- General89
- Behavior Outside the Operating Positions89
- Traveling Speed89
- Home Position89
- Prepurging89
- Ignition90
- Postpurging90
- Modulating Operation91
- Definition of Curves91
- Traveling Speed/Maximum Curve Slope92
- Entering the Running Position92
- Operating Position92
- Limitation of Modulation Range93
- Setting the Minimum and Maximum Output94
- Multistage Operation95
- Definition of Curves95
- Traveling Speed95
- Adjustment of Output96
- Entering the Operating Position96
- Operating Position96
- Limitation of Modulation Range97
- End of Operating Position97
- Notes on Settings and Parameter Settings97
11 Actuators X53 / X5498
- Function Principle98
- Definition of Angles98
- Referencing99
- Reference Travel101
- Direction of Rotation103
- Monitoring the Actuator Positions104
- Changing the Error Detection Band for Monitoring the Actuator Positions105
- Forced Travel105
- Detection of Line Interruptions105
- Protection against Actuator Mixup106
- Proposal for Implementation106
12 Load Output X74 Pin 3107
- Safe Separation of Mains Voltage and Extra Low-Voltage107
- Modulating Operation108
- 2-Stage Operation108
13 Fuel Meter Input X75 Pin 1 / X75 Pin 2109
- Configuration of Fuel Meter109
- Types of Fuel Meters109
- Configuration of Pulses Per Volume Unit109
- Reading and Resetting the Meter Readings109
- Fuel Throughput110
- Configuration110
- Reading out the Fuel Throughput110
14 Connection and Internal Diagram111
15 Special Feature: Burner Identification112
16 Connection to Superposed Systems112
- General Information and Building Automation Functions112
- Modbus113
17 PC Software ACS410114
18 Error History115
- Error Classes115
- Makeup of Error History116
19 Lifecycle Function117
20 Safety Notes on Use of the AZL2117
21 Operating Via AZL2 Unit118
- Description of Unit / Display and Buttons118
- Meaning of Symbols on the Display119
- Brightness of Display119
- Special Functions120
- Manual Lockout120
- Manual Control (Manual Request for Output)121
- Timeout for Menu Operation122
- Backup / Restore122
- Backup123
- Restore125
22 Operation of LMV27 Via the AZL2127
- Normal Display127
- Display in Standby Mode127
- Display During Startup / Shutdown127
- Display of Program Phases127
- Display of Program Phase with Remaining Running Time until End of the Phase Is Reached127
- List of Phase Displays128
- Display of Operating Position129
- Fault Status Message, Display of Errors and Info130
- Display of Errors (Faults) with Lockout130
- Reset130
- Activating Info / Service Mode from Lockout130
- Error with Safety Shutdown131
- General Information131
- Start Prevention131
- Safety Loop131
23 Menu-Driven Operation132
- Assignment of Levels132
24 Info Level133
- Display of Info Level133
- Display of Info Values (Examples)134
- Identification Date134
- Identification Number134
- Burner Identification135
- Number of Startups Resettable136
- Total Number of Startups137
- End of Info Level137
25 Service Level138
- Display of Service Level138
- Display of Service Values (Example)139
- Number of Faults139
- Error History139
- Intensity of Flame139
- End of Service Level139
26 Parameter Level140
- Entry of Password141
- Entry of Burner Identification143
- Change of Heating Engineer's Password145
- Change of Oem's Password146
- Use of Parameter Level147
- Structure of Parameter Levels148
- Parameters Without Index, with Direct Display149
- Using the Example of Parameter 208: Program Stop149
- Parameters Without Index, with no Direct Display (with Parameters Having a Value Range > 5 Digits)151
- Using the Example of Parameter 162: Operating Hours Resettable151
- Parameter with Index, with Direct Display153
- Using the Example of Parameter 501: No-Flame Positions Fuel Actuator153
- Parameters with Index, with no Direct Display155
- Using the Example of Parameter 701: Errors155
- Fuel / Air Ratio Curves - Settings and Commissioning158
- Initial Commissioning158
- Setting Curvepoints P0 and P9 for Modulating Mode161
- Mod", "Gp2 Mod" and "Lo Mod")161
- Setting Curvepoints P0 and P9 for "G Mod Pneu", "Gp1 Mod Pneu" and "Gp2 Mod Pneu162
- Warm Settings for Modulating Mode163
- Mod" and "Lo Mod")163
- Warm Settings for Modulating Mode ("G Mod Pneu", "Gp1 Mod Pneu" and "Gp2 Mod Pneu")168
- Cold Settings for "G Mod", "Gp1 Mod", "Gp2 Mod" and "Lo Mod168
- Cold Settings for "G Mod Pneu", "Gp1 Mod Pneu" and "Gp2 Mod Pneu169
- Editing the Curvepoints170
- Interpolation of Curvepoints171
- Setting of Curvepoints for Multistage Mode ("Lo 2 Stage" and "Lo 3 Stage")174
- Warm Settings for "Lo 2 Stage" and " lo 3 Stage175
- Cold Settings for Multistage Mode ("Lo 2 Stage" and " lo 3 Stage")179
- Intensity of Flame During Curve Settings180
27 Parameter List181
28 Error Code List (of All LMV2 / LMV3 Types)193
29 Revision History LMV27210
30 List of Figures217

Brand	Siemens
Model	LMV27.100x2
Category	Controller
Language	English

Siemens LMV27.100x2 User Manual

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