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Building Technologies Basic Documentation LME7... CC1P7105en
17.04.2018
16 List of figures
Figure 1: Mounting – mounting surface ........................................................................... 9
Figure 2: Example: Modulating gas burner .................................................................... 16
Figure 3: Ionization input at AC 120 V / AC 230 V......................................................... 31
Figure 4: Measuring circuit for ionization probe ............................................................. 32
Figure 5: Measuring circuit for QRA .............................................................................. 33
Figure 6: Dimensions of LME7 ...................................................................................... 34
Figure 7: Diagnostics of cause of fault........................................................................... 39
Figure 8: Inputs / outputs ............................................................................................... 41
Figure 9: Connection diagram LME71 ↑ AGG9 ............................................................ 42
Figure 10: Connection diagram LME73 ↑ AGG9 .......................................................... 43
Figure 11: Flame signal input terminal X10-06 .............................................................. 44
Figure 12: Safety Loop terminal X3-04 .......................................................................... 45
Figure 13: Inputs for external load controller ON/OFF terminal X5-03 .......................... 45
Figure 14: Air pressure switch terminal X3-02 ............................................................... 46
Figure 15: Connection diagram for feedback potentiometer ASZ12.33......................... 47
Figure 16: Connection diagram for load controller......................................................... 48
Figure 17: Description of the unit / display and buttons ................................................. 54
Figure 18: Meaning of display........................................................................................ 55
Figure 19: Assignment of levels..................................................................................... 60
Figure 20: Info level ....................................................................................................... 61
Figure 21: Service level ................................................................................................. 66
Figure 22: Description of display and buttons................................................................ 87
Siemens AG Building Technologies
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D-76437 Rastatt
Tel. +49 7222 598 279
Fax +49 7222 598 269
www.siem ens.com
© 2018 Siemens AG Building Technologies
Subject to change!
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