Name: Siemens LMV37.420A1
Brand: Siemens
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Building Technologies Basic documentation LMV37.4... CC1P7546en

HVAC Products 26 Parameter level 01.12.2009

26.11.3 Setting curvepoints P0 and P9 for «G mod pneu», «Gp1 mod pneu»

and «Gp2 mod pneu»

Note

Refer to subsection Setting curvepoints P0 and P9 for modulating mode («G mod», «Gp1

mod», «Gp2 mod» and «Lo mod»)!

Here, only the air must be adjusted with A .

Default Chapter5
- Table of Contents5
1 Safety Notes12
- Warning Notes12
- Mounting Notes13
  - Note on Mounting13
- Installation Notes14
- Electrical Connection of the LMV37.415
- Electrical Connection of Flame Detectors16
- Commissioning Notes16
  - Air-Fuel Ratio Control System16
  - Basic Unit Section16
- Setting and Parameter Setting Notes18
- Standards and Certificates19
- Service Notes19
- Life Cycle19
- Disposal Notes19
2 System Make-Up / Function Description20
- For Europe20
- For North America20
- General21
3 Type Summary21
4 Technical Data22
- Basic Unit LMV37.422
- Terminal Loading "Inputs22
- Terminal Loading "Outputs23
- Analog Output / Power Output X74.323
- Cable Lengths24
- Cross-Sectional Areas24
- Signal Cable AGV5024
- Environmental Conditions25
- Flame Detectors26
- Ionization Probe26
- UV-Flame Detectors QRA227
- Photoresistive Detectors QRB28
- Blue-Flame Detectors QRC28
5 Dimensions29
- Lmv37.429
6 Basic Unit30
- Description of Inputs and Outputs30
  - Flame Signal Input and Flame Detector X10-05 and X10-0630
- Flame Detectors31
- Loss of Flame32
- Extraneous Light32
- No Flame at the End of Safety Time 1 (TSA1)32
- Flame Intensity32
- Supervision of Flame Detector33
- Digital Inputs34
- Safety Loop X3-04, Terminals 1 and 234
- Burner Flange) X3-03, Terminals 1 and 235
- Input for External Controller (on / OFF) X5-03, Terminal 135
- Inputs X5-03 Terminal 2 and Terminal 3 (Opening / Closing or Stage 2 / Stage 3)35
- Air Pressure Switch (APS) X3-0236
- Pressure Switch Valve Proving Gas (P LT) X9-0437
- Pressure Switch-Min-Gas (Pmin) / -Min-Oil, Start Release Gas X5-0138
- Setting the Time for Making the Pressure Switch Test39
- Pressure Switch-Max-Gas (Pmax) / or POC Contact / Max-Oil, Start Release Oil X5-0240
- Reset X8-04, Terminal 142
- Digital Outputs43
- Output Alarm, Type No-SI X3-05, Terminal 243
- Fan Motor Contactor, Type si X3-05, Terminal 143
- Fan Continuous Purging X3-05, Terminal 343
- Output Ignition (Z), Type si (IGNITION) X4-0244
- Outputs Fuel Valves, Type si (V145
- Output Safety Valve (SV), Type si X6-0345
- Output for Indication of Operation X8-04, Terminal 245
- Program Sequence46
- Time Parameters46
- Valve Proving47
- Valve Proving with Separate Pressure Switch (P LT) X9-0448
- Valve Proving Via Pressure Switch-Min-Gas X5-0149
- Lockout Phase (Phase 00)49
- Safety Phase (Phase 01)49
- Special Functions During the Program Sequence50
- Reset / Manual Lockout50
- Alarm Upon Start Prevention51
- Possible Start Preventions52
- Repetition Counter53
- Start Without Prepurging (as Per en 676)55
- Gas Shortage Program55
- Program Stop Function56
- Forced Intermittent Operation (<24 Hours)56
- Low-Fire Shutdown56
- Continuous Fan57
- Test Function for Approval of Burner - Loss-Of-Flame Test (TÜV Test)58
- Fuel Trains (Application Examples)59
- Gas Direct Ignition59
- (Operating Mode 1, 7, 14, 19)59
- Gas Pilot Ignition 159
- (Operating Mode 2, 8, 15, 20)59
- Gas Pilot Ignition 259
- (Operating Mode 3, 9, 16, 21)59
  - Fuel Valve Control Program59
  - Light Oil Direct Ignition, Multistage60
  - (Operating Mode 5, 17)60
  - (Operating Mode 6, 18)60
  - Light Oil Direct Ignition, Modulating61
  - (Operating Mode 4, 22)61
  - Fuel Valve Control Program61
  - Light Oil Direct Ignition Modulating with 2 Fuel Valves62
  - (Operating Mode 12)62
  - Fuel Valve Control Program62
- Sequence Diagrams63
- Gas Direct Ignition "G Mod", "G Mod Pneu64
- Gas Pilot Ignition 1 "Gp1 Mod", "Gp1 Mod Pneu65
- Gas Pilot Ignition 2 "Gp2 Mod", "Gp2 Mod Pneu66
- Light Oil Direct Ignition "Lo Mod", "Lo 2-Stage", "Lo 3-Stage67
- Legend to the Sequence Diagrams68
7 Selection of Operating Mode69
8 Connection to Load Controllers71
- Controller on Contact X5-03, Terminal 171
- External Load Controller Via Contacts X5-03, Terminal 2 / Terminal 371
- Load Controller Via Building Automation X9274
- Manual Output75
- Output with Curve Settings75
- External Load Controller Via Analog Input X64.1 / X64.276
  - Switching Thresholds / Minimum Positioning Step76
- Thresholds for Modulating Operation76
- Switching Thresholds for 2-Stage Operation76
- Prioritization of Power Sources77
- Emergency Operation with Several Load Controllers77
- Manual Control77
9 Electronic Air-Fuel Ratio Control78
- General78
- Behavior Outside Operation78
- Running Speed78
- Load Position78
- Prepurging79
- Ignition79
- Postpurging79
- Modulating Operation80
- Definition of Curves80
- Running Speed / Maximum Curve Slope81
- Entering the Running Position81
- Running Position81
- Restriction of Modulation Range82
- Setting the Minimum and Maximum Output83
- Multistage Operation84
- Definition of Curves84
- Running Speed84
- Adjustment of Output85
- Changing to the Running Position85
- Running Position85
- Restriction of the Modulation Range86
- End of Running Position86
- Setting and Parameter Setting Notes87
10 Actuators X53 / X5488
- Function Principle88
- Definition of Angles88
- Referencing89
- Reference Travel90
- Direction of Rotation92
- Monitoring the Positions93
- Changing the Error Detection Band for Monitoring the Positions94
- Forced Travel94
- Detection of Open-Circuit94
- Protection against Actuator Mixup95
- Proposal for Implementation95
11 Fan Control96
- Function Principle96
- Activating the VSD / PWM Fan96
- VSD Control X74.397
- PWM Fan Control X64.397
- Safe Separation of Mains Voltage and Protective Extra Low-Voltage97
- Ramp Time98
  - For VSD Operation98
- Acquisition of Speed99
- Acquisition of Speed with Proximity Switch99
  - Speed Input X74.499
- Acquisition of Speed with Hall Generator100
- Speed Control101
- Speed Supervision101
- Parameterizing of the VSD102
- Standardization of Speed103
  - Automatic Speed Standardization103
- Control of Fan Motor with Pneumatic Air-Fuel Ratio Control105
- Emc Lmv37.4106
- Description of the Terminals107
- Vsd107
- PWM Fan107
12 Power Output X74.3108
- Safe Separation of Mains Voltage and Extra Low-Voltage108
- Modulating Operation108
- 2-Stage Operation108
- 3-Stage Operation109
13 Fuel Meter Input X75.1 / X75.2110
- Configuration of Fuel Meter110
- Types of Fuel Meters110
- Configuration of Pulses Per Volume Unit110
- Reading and Resetting the Meter Readings110
- Fuel Throughput111
- Configuration111
- Reading out the Fuel Throughput111
14 Inputs and Outputs112
15 Special Feature: Identification of Burner (ID)113
16 Connection to Superposed Systems113
- General and Functions of Building Automation System113
- Modbus115
17 PC Software ACS410116
18 Error History117
- Error Classes117
- Make-Up of Error History118
  - Deleting the Error History118
19 Lifecycle Function118
20 Safety Notes for Use of the AZL2119
21 Operating the AZL2120
- Description of the Unit / Display and Buttons120
- Meaning of Symbols on the Display121
- Brightness of the Display121
- Special Functions122
- Manual Lockout122
- Manual Control (Manual Request for Output)122
- Timeout for Menu Operation123
- Backup / Restore124
- Backup125
- Restore127
22 Operation of Basic Unit Via AZL2129
- Normal Display129
- Display in Standby Mode129
- Display During Startup / Shutdown129
- Display of Program Phases129
- Display of Program Phase with Remaining Running Time until End of the Phase Is Reached129
- List of Phase Displays130
- Display of Operating Position131
- Fault Status Message, Display of Errors and Info132
- Display of Errors (Faults) with Lockout132
- Reset132
- Activating Info / Service Mode from Lockout132
- Error with Safety Shutdown133
- General Information133
- Start Prevention133
- Safety Loop133
23 Menu-Driven Operation134
- Assignment of Levels134
24 Info Level135
- Display of Info Level136
- Display of Info Values (Examples)136
- Identification Date136
- Identification Number136
- Identification of Burner137
- Number of Startups Resettable137
- Total Number of Startups138
- End of the Info Level138
25 Service Level139
- Display of the Service Level139
- Display of Service Values (Example)140
- Number of Faults140
- Error History140
- Intensity of Flame140
- End of the Service Level140
26 Parameter Level141
- Entering the Password142
- Entering the Burner's Identification144
- Changing the Heating Engineer's Password145
- Changing the Oem's Password146
- Use of the Parameter Level146
- Assignment of the Parameter Levels147
- Parameters Without Index, with Direct Display148
- Using the Example of Parameter 208: Program Stop148
- Parameters Without Index, with no Direct Display (with Parameters Having a Value Range >5 Digits)150
- Using the Example of Parameter 162: Operating Hours Resettable150
- Parameter with Index, with Direct Display152
- Using the Example of Parameter 501: Non-Flame Positions Fuel Actuator152
- Parameters with Index, with no Direct Display154
- Using the Example of Parameter 701: Errors154
- Air-Fuel Ratio Curves - Settings and Commissioning157
- Initial Commissioning157
- Setting Curvepoints P0 and P9 for Modulating Mode ("G Mod", "Gp1 Mod", "Gp2 Mod" and "Lo Mod")160
- Setting Curvepoints P0 and P9 for "G Mod Pneu", "Gp1 Mod Pneu" and "Gp2 Mod Pneu162
- Warm Settings for Modulating Mode ("G Mod", "Gp1 Mod", "Gp2 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 Pneu168
- Editing the Curvepoints169
- Interpolating the Curvepoints170
- Setting the Curvepoints for Multistage Mode ("Lo 2-Stage" and "Lo 3-Stage")173173
- Warm Settings for "Lo 2-Stage" and "Lo 3-Stage175
- Cold Settings for Multistage Mode ("Lo 2-Stage" and "Lo 3-Stage")179
27 Parameter List LMV37.4180
28 Error Code List194
29 Revision History of Basic Unit LMV37.4207
- Software Changes207
30 List of Figures212

Brand	Siemens
Model	LMV37.420A1
Category	Control Unit
Language	English

Siemens LMV37.420A1 User Manual

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