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Building Technologies Basic Documentation LMV27... CC1P7541en

12 Load output X74 pin 3 17.12.2018

12.2 Modulating operation

Actual value Voltage Curvepoint Display / output

value

Off DC 0 V --- Off

Ignition load DC 1 V P0 10%

Low-fire DC 2 V P1 20%

High-fire DC 10 V P9 100%

The values between low-fire and high-fire are interpolated in a linear manner.

12.3 2-stage operation

Actual value Voltage Curvepoint Display / output

value

Off DC 0 V --- Off

Stage 1 DC 5 V P1 P1

Stage 2 DC 10 V P2 P2

12.4 3-stage operation

Actual value Voltage Curvepoint Display / output

value

Off DC 0 V --- Off

Stage 1 DC 3 V P1 P1

Stage 2 DC 5 V P2 P2

Stage 3 DC 10 V P3 P3

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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