Siemens LMV37.420A1 Manuals

Manuals and User Guides for Siemens LMV37.420A1. We have 1 Siemens LMV37.420A1 manual available for free PDF download: Basic Documentation

Siemens LMV37.420A1 Basic Documentation

Siemens LMV37.420A1 Basic Documentation (213 pages)

Basic unit with integrated air-fuel ratio control for forced draft burners

Brand: Siemens | Category: Control Unit | Size: 3.65 MB

Table of Contents

Table of Contents
5
1 Safety Notes

12
- Warning Notes
  12
- Mounting Notes
  13
  - Note on Mounting
    13
- Installation Notes
  14
- Electrical Connection of the LMV37.4
  15
- Electrical Connection of Flame Detectors
  16
- Commissioning Notes
  16
  - Air-Fuel Ratio Control System
    16
  - Basic Unit Section
    16
- Setting and Parameter Setting Notes
  18
- Standards and Certificates
  19
- Service Notes
  19
- Life Cycle
  19
- Disposal Notes
  19
2 System Make-Up / Function Description

20
- For Europe
  20
- For North America
  20
- General
  21
3 Type Summary

21
4 Technical Data

22
- Basic Unit LMV37.4
  22
- Terminal Loading "Inputs
  22
- Terminal Loading "Outputs
  23
- Analog Output / Power Output X74.3
  23
- Cable Lengths
  24
- Cross-Sectional Areas
  24
- Signal Cable AGV50
  24
- Environmental Conditions
  25
- Flame Detectors
  26
- Ionization Probe
  26
- UV-Flame Detectors QRA2
  27
- Photoresistive Detectors QRB
  28
- Blue-Flame Detectors QRC
  28
5 Dimensions

29
- Lmv37.4
  29
6 Basic Unit

30
7 Selection of Operating Mode

69
8 Connection to Load Controllers

71
9 Electronic Air-Fuel Ratio Control

78
- General
  78
- Behavior Outside Operation
  78
- Running Speed
  78
- Load Position
  78
- Prepurging
  79
- Ignition
  79
- Postpurging
  79
- Modulating Operation
  80
- Definition of Curves
  80
- Running Speed / Maximum Curve Slope
  81
- Entering the Running Position
  81
- Running Position
  81
- Restriction of Modulation Range
  82
- Setting the Minimum and Maximum Output
  83
- Multistage Operation
  84
- Definition of Curves
  84
- Running Speed
  84
- Adjustment of Output
  85
- Changing to the Running Position
  85
- Running Position
  85
- Restriction of the Modulation Range
  86
- End of Running Position
  86
- Setting and Parameter Setting Notes
  87
10 Actuators X53 / X54

88
- Function Principle
  88
- Definition of Angles
  88
- Referencing
  89
- Reference Travel
  90
- Direction of Rotation
  92
- Monitoring the Positions
  93
- Changing the Error Detection Band for Monitoring the Positions
  94
- Forced Travel
  94
- Detection of Open-Circuit
  94
- Protection against Actuator Mixup
  95
- Proposal for Implementation
  95
11 Fan Control

96
- Function Principle
  96
- Activating the VSD / PWM Fan
  96
- VSD Control X74.3
  97
- PWM Fan Control X64.3
  97
- Safe Separation of Mains Voltage and Protective Extra Low-Voltage
  97
- Ramp Time
  98
  - For VSD Operation
    98
- Acquisition of Speed
  99
- Acquisition of Speed with Proximity Switch
  99
  - Speed Input X74.4
    99
- Acquisition of Speed with Hall Generator
  100
- Speed Control
  101
- Speed Supervision
  101
- Parameterizing of the VSD
  102
- Standardization of Speed
  103
  - Automatic Speed Standardization
    103
- Control of Fan Motor with Pneumatic Air-Fuel Ratio Control
  105
- Emc Lmv37.4
  106
- Description of the Terminals
  107
- Vsd
  107
- PWM Fan
  107
12 Power Output X74.3

108
- Safe Separation of Mains Voltage and Extra Low-Voltage
  108
- Modulating Operation
  108
- 2-Stage Operation
  108
- 3-Stage Operation
  109
13 Fuel Meter Input X75.1 / X75.2

110
- Configuration of Fuel Meter
  110
- Types of Fuel Meters
  110
- Configuration of Pulses Per Volume Unit
  110
- Reading and Resetting the Meter Readings
  110
- Fuel Throughput
  111
- Configuration
  111
- Reading out the Fuel Throughput
  111
14 Inputs and Outputs

112
15 Special Feature: Identification of Burner (ID)

113
16 Connection to Superposed Systems

113
- General and Functions of Building Automation System
  113
- Modbus
  115
17 PC Software ACS410

116
18 Error History

117
- Error Classes
  117
- Make-Up of Error History
  118
  - Deleting the Error History
    118
19 Lifecycle Function

118
20 Safety Notes for Use of the AZL2

119
21 Operating the AZL2

120
- Description of the Unit / Display and Buttons
  120
- Meaning of Symbols on the Display
  121
- Brightness of the Display
  121
- Special Functions
  122
- Manual Lockout
  122
- Manual Control (Manual Request for Output)
  122
- Timeout for Menu Operation
  123
- Backup / Restore
  124
- Backup
  125
- Restore
  127
22 Operation of Basic Unit Via AZL2

129
- Normal Display
  129
- Display in Standby Mode
  129
- Display During Startup / Shutdown
  129
- Display of Program Phases
  129
- Display of Program Phase with Remaining Running Time until End of the Phase Is Reached
  129
- List of Phase Displays
  130
- Display of Operating Position
  131
- Fault Status Message, Display of Errors and Info
  132
- Display of Errors (Faults) with Lockout
  132
- Reset
  132
- Activating Info / Service Mode from Lockout
  132
- Error with Safety Shutdown
  133
- General Information
  133
- Start Prevention
  133
- Safety Loop
  133
23 Menu-Driven Operation

134
- Assignment of Levels
  134
24 Info Level

135
- Display of Info Level
  136
- Display of Info Values (Examples)
  136
- Identification Date
  136
- Identification Number
  136
- Identification of Burner
  137
- Number of Startups Resettable
  137
- Total Number of Startups
  138
- End of the Info Level
  138
25 Service Level

139
- Display of the Service Level
  139
- Display of Service Values (Example)
  140
- Number of Faults
  140
- Error History
  140
- Intensity of Flame
  140
- End of the Service Level
  140
26 Parameter Level

141
27 Parameter List LMV37.4

180
28 Error Code List

194
29 Revision History of Basic Unit LMV37.4

207
- Software Changes
  207
30 List of Figures

212

Advertisement

Advertisement

Related Products

Siemens Categories

Industrial Equipment Controller Control Unit

Oven

Washer

More Siemens Manuals