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Building Technologies Division
Basic Documentation LME7…
CC1P7105en
Infrastructure & Cities Sector
Contents
29.11.2011
Contents
1
Safety notes................................................................................................... 13
1.1
Warning notes ............................................................................................... 13
1.2
Mounting notes .............................................................................................. 15
1.3
Installation notes............................................................................................ 16
1.4
Electrical connection of flame detectors ........................................................ 17
1.5
Commissioning notes .................................................................................... 18
1.6
Standards and certificates ............................................................................. 19
1.7
Lifetime .......................................................................................................... 19
1.8
Disposal notes ............................................................................................... 19
1.9
Typographical conventions............................................................................ 20
1.9.1
Safety notes................................................................................................... 20
2
System makeup/function description............................................................. 21
2.1
Features ........................................................................................................ 22
3
Type summary............................................................................................... 23
3.1
Burner controls .............................................................................................. 23
3.2
Program module ............................................................................................ 24
3.3
External display and operating units.............................................................. 26
3.4
Flame detectors............................................................................................. 26
3.5
Actuators ....................................................................................................... 27
3.6
Pressure switch ............................................................................................. 27
3.7
Dummy plugs for RJ11 .................................................................................. 28
3.8
Connector sets for LME7............................................................................... 28
3.9
Service- tools................................................................................................. 28
3.10
Test case and accessories ............................................................................ 29
4
Technical data ............................................................................................... 30
4.1
Basic unit LME7............................................................................................. 30
4.2
Terminal rating
Inputs
.................................................................................... 30
4.3
Terminal rating
Outputs
................................................................................. 31
4.4
Cable lengths................................................................................................. 32
4.5
Actuators ....................................................................................................... 32
4.6
Cross-sectional areas.................................................................................... 32
4.7
Signal cable AGV50... ................................................................................... 33
4.7.1
AZL2...
BCI ............................................................................................... 33
4.8
Dummy plug for RJ11.................................................................................... 33
4.9
Environmental conditions .............................................................................. 33
4.10
Flame supervision ......................................................................................... 34
4.10.1
Ionization probe ............................................................................................. 34
4.10.2
Flame detector QRA2.../QRA4.U/QRA10...................................................... 36