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Siemens LME7 Series User Manual
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44/10
6
Buil
ding T
e
c
hn
ologi
es
Basic
Docum
ent
ati
on LME7.
..
CC1P
7105
en
10 B
asic unit
17.04.
2018
10
Basic
unit
10.
1
Desc
ription of inputs and outputs
Β
N
ot
e!
This section
covers the key
f
eatures
of the basic unit’s inputs and ou
tp
u
t
s. For
exact
use of th
e inp
u
ts and th
e act
ivation of ou
tp
u
ts, see chapter
Seq
uence diagrams
.
LME.
..
7105
z1
4/0
91
1
QRA...
X
1
0
-
0
6
1
2
Fig
ur
e 11:
Flam
e si
gn
al in
put t
er
mi
nal
X10-
06
Connection choices:
∂
QRA2
/
QRA10
∂
QRA4
Flame sign
al i
n
put and
flame detector terminal
X10–06
43
45
Table of Contents
Default Chapter
3
Table of Contents
3
1 Safety Notes
8
Warning Notes
8
Mounting Notes
9
Installation Notes
10
Electrical Connection of Flame Detectors
11
Commissioning Notes
12
Standards and Certificates
13
Lifetime
14
Disposal Notes
14
Typographical Conventions
15
Safety Notes
15
2 System Makeup / Function Description
16
Features
17
3 Type Summary
18
Burner Controls
18
Program Module
19
PME7 with Mains Voltage AC 120 V
19
PME7 with Mains Voltage AC 230 V
20
External Display and Operating Units
21
Flame Detectors
21
Actuators
22
Pressure Switch
22
Dummy Plugs for RJ11
22
Connector Sets for LME7
23
Service- Tools
24
4 Technical Data
25
Basic Unit LME7
25
Terminal Rating Inputs
26
Terminal Rating Outputs
27
Cable Lengths
28
Actuators
28
Cross-Sectional Areas
28
RAST5 Connector
29
RAST3.5 Connector
29
Signal Cable AGV50
29
Azl2 ↑ Bci
29
Dummy Plug for RJ11
29
Environmental Conditions
30
Flame Supervision
31
Ionization Probe
31
Flame Detector QRA2 / QRA4 / QRA10
33
5 Dimensions
34
6 Function
35
Preconditions for Burner Startup
35
Undervoltage
35
Controlled Intermittent Operation
35
Control Sequence in the Event of Fault
36
Resetting the Burner Control
36
Limitation of Repetitions
37
Repetition in Case of Loss of Flame
37
Repetition in Case of no Flame Is Established by the End of Safety Time (TSA)
37
7 Operation, Indication, Diagnostics
38
Operation
38
Indication of Operating State
38
Diagnostics of Cause of Fault
39
8 Inputs / Outputs
41
9 Connection Diagram AGG9 Connector
42
Lme71
42
Lme73
43
10 Basic Unit
44
Description of Inputs and Outputs
44
Digital Input
45
Safety Loop Terminal X3-04 Pin 1 and 2
45
Input for External Controller (ON/OFF) Terminal X5-03 Pin 1
45
Air Pressure Switch Terminal X3-02
46
Input Gas Pressure Switch-Min
46
11 Multistage or Modulating Mode with Actuator
47
Relevant Parameters
47
Connection Diagram for Feedback Potentiometer ASZ12.33
47
Connection Diagram for Load Controller
48
Actuators
48
Function
48
Load Controller Inputs
49
3-Position Step Input Terminal X5-03
49
Analog Input Terminal X65
49
Selection Source Preset Output Analog / 3-Position Step Input (Parameter 654)
49
Actuator Output Terminal X2-09
49
Setting the Maximum Running Time of the Actuator (Parameter 259 / 260 Timeout)
49
Multistage / Modulating Mode Via 3-Position Step Input Terminal X5-03
50
Maximum Possible Resolution
50
Modulating Mode Via Analog Input Signal Terminal X65
50
Standardization of Modulation Range
50
Setting the Minimum Power Control Step (Dead Band) (Parameter 123) in Modulating Mode Via Analog Input Signal Terminal X65
51
User Limitations / Application Examples
52
12 Safety Notes Relating to Operation of AZL2
53
13 Operation Via AZL2
54
Description of the Unit / Display and Buttons
54
Meaning of Symbols on the Display
55
Special Functions
55
Manual Lockout
55
Operation
56
Normal Display
56
Display in Standby Mode
56
Display During Startup / Shutdown
56
Display of Program Phases
56
List of Phase Display (Display Depending on Program)
57
Display of Operating Position
58
Fault Status Messages, Display of Errors and Info
59
Display of Errors (Faults) with Lockout
59
Reset
59
Menu-Driven Operation
60
Assignment of Levels
60
Info Level
61
Display of Info Level
61
Display of Info Values
62
Identification Date
62
Identification Number
62
Identification of Burner
63
Number of Startups Resettable
64
Total Number of Startups
65
End of Info Level
65
Service Level
66
Display of the Service Level
66
Display of Service Values
67
Error History
67
Mains Voltage
67
Intensity of Flame
67
End of Service Level
67
Parameter Level
68
Entering the Password
69
Changing the Heating Engineer's Password
71
Changing the Oem's Password
73
Backup
74
Restore
76
Operating Variants of the Parameters
78
Parameters Without Index, with Direct Display
78
Example of Parameter 225 (Prepurge Time) on the Parameter Level
78
Parameters Without Index, with no Direct Display
80
Example of Parameter 224 (Specified Time Air Pressure Switch) on the Parameter Level
80
Parameters with Index, with or Without Direct Display
82
Example of Parameter 701: Actual Error on the Service Level
82
14 Error Code List with Operation Via External AZL2 Display
85
15 Operation Via Internal LED
87
Description of Display and Buttons
87
Normal Display
88
Display in Standby Mode
88
Display During Startup / Shutdown
88
Display of Program Phases
88
List of Phase Display
89
Display of Operating Position
91
Special Functions
91
Manual Lockout
91
Fault Status Messages, Display of Errors
92
Display of Errors (Faults) with Lockout
92
Display of Flame Current ION or QRA
93
Reset
93
Display of Preset Output
94
Manual Adjustment (Depending on Program Module)
95
Position of Actuator or Speed of PWM Fan in Modulating Operation with Analog Signal
95
First Startup with a New Program Module or in Case of Replacement of Program Module
98
Manual Backup
100
Error During Backup Process
101
Manual Restore
102
Errors During the Restore Process
103
Reset
103
16 List of Figures
106
Other manuals for Siemens LME7 Series
Basic Documentation
245 pages
Technical Instructions
140 pages
4
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Siemens LME7 Series Specifications
General
Brand
Siemens
Model
LME7 Series
Category
Controller
Language
English
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