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Siemens LME7 Series Basic Documentation

Siemens LME7 Series
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Building Technologies Division Basic Documentation LME7… CC1P7105en
Infrastructure & Cities Sector Contents 29.11.2011
18.2.2 Gas pilot ignition 2 (Gp2), 1-stage, without valve proving,
simultaneously ignition burner .....................................................................135
18.2.3 Gas pilot ignition 1 (Gp1), 1-stage, with valve proving, alternate
burning ignition burner................................................................................. 136
18.2.4 Gas direct ignition 1 (G), 1-stage, with valve proving .................................. 136
18.2.5 Valve proving of gas valves......................................................................... 137
Valve proving with separate pressure switch ..............................................137
Valve proving – calculation of leakage rate ................................................. 138
18.3 Connection diagram for LME73.000... with actuator SQM4... (example
1) ................................................................................................................. 139
18.4 Connection diagram for LME73.000... with actuator SQM4... (example
2) ................................................................................................................. 140
18.5 Time table and settings for program sequence PME73.831... ....................141
18.6 LME73.000...: Inputs and outputs/internal connection diagram .................. 143
18.7 Parameter list PME73.831... (AZL2...)......................................................... 144
19 PME73.840.................................................................................................. 148
19.1 Program sequence PME73.840... ...............................................................148
19.2 Connection diagrams for fuel train applications (examples)........................ 150
19.2.1 Gas direct ignition (G), 1-stage.................................................................... 150
19.2.2 Gas pilot ignition 1 (Gp1/1), 1-stage............................................................ 150
19.2.3 Gas pilot ignition 1 (Gp1/2), 1-stage, with valve proving ............................. 151
19.2.4 Gas direct ignition 1 (Gp1/2), 1-stage, with valve proving ........................... 151
19.2.5 Gas valve proving........................................................................................ 152
Valve proving with separate pressure switch .............................................. 152
Valve proving – calculation of leakage rate ................................................. 153
19.3 Connection diagram for LME73.000... with actuator SQM4... (example
1) ................................................................................................................. 154
19.4 Connection diagram for LME73.000... without actuator SQM4... ................ 155
19.5 Time table and settings for program sequence PME73.840... ....................156
19.6 LME73.000...: Inputs and outputs/internal connection diagram .................. 157
19.7 Parameter list PME73.840... (AZL2...)......................................................... 158
20 Legend......................................................................................................... 161
21 Multistage or modulating mode ................................................................... 163
21.1 Relevant parameters ................................................................................... 163
21.1.1 Connection diagram for feedback potentiometer ASZ12.33........................ 163
21.1.2 Connection diagram for load controller........................................................ 164
21.2 Actuators ..................................................................................................... 164
21.3 Function....................................................................................................... 164
21.4 Load controller inputs .................................................................................. 165
21.4.1 3-position step input X5-03.......................................................................... 165
21.4.2 Analog input X65 .........................................................................................165
21.4.3 Selection source preset output analog/3-position step input (P654) ........... 165

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Siemens LME7 Series Specifications

General IconGeneral
BrandSiemens
ModelLME7 Series
CategoryController
LanguageEnglish

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