Siemens LME7 Series Basic Documentation page 7

Building Technologies
HVAC Products
18.6.1 Maximum possible resolution............................................................................ 69
18.6.2 Standardization of modulation range................................................................ 69
18.7 Setting the minimum power control step (P123) in modulating mode
via analog input signal X65 ............................................................................... 70
19 Operation via the AZL2..................................................................................... 71
19.1 Description of the unit / display and buttons .................................................... 71
19.2 Meaning of symbols on the display................................................................... 72
19.3 Special functions ................................................................................................ 72
19.3.1 Manual lockout ................................................................................................... 72
19.4 Operation ............................................................................................................ 73
19.4.1 Normal display.................................................................................................... 73
19.4.1.1. Display in standby mode ................................................................................... 73
19.4.1.2. Display during startup / shutdown..................................................................... 73
Display of program phases................................................................................ 73
List of phase display (display depends on program)....................................... 74
19.4.1.3. Display of operating position ............................................................................. 75
19.4.1.4. Fault state messages, display of errors and info ............................................. 76
Display of errors (faults) with lockout................................................................ 76
Reset 76
19.5 Menu-drive operation......................................................................................... 77
19.5.1 Assignment of levels.......................................................................................... 77
19.6 Info level.............................................................................................................. 78
19.6.1 Display of info level............................................................................................ 79
19.6.2 Display of info values ......................................................................................... 79
19.6.2.1. Identification date ............................................................................................... 79
19.6.2.2. Identification number.......................................................................................... 79
19.6.2.3. Identification of burner ....................................................................................... 80
19.6.2.4. Number of startups resettable........................................................................... 81
19.6.2.5. Total number of startups.................................................................................... 82
19.6.2.6. End of info level.................................................................................................. 82
19.7 Service level ....................................................................................................... 83
19.7.1 Display of the service level................................................................................ 83
19.7.2 Display of service values ................................................................................... 84
19.7.2.1. Error history ........................................................................................................ 84
19.7.2.2. Mains voltage ..................................................................................................... 84
19.7.2.3. Intensity of flame ................................................................................................ 84
19.7.2.4. End of service level............................................................................................ 84
19.8 Parameter level .................................................................................................. 85
19.8.1 Entering the password ....................................................................................... 86
19.8.2 Changing the heating engineer's password..................................................... 88
19.8.3 Changing the OEM's password......................................................................... 89
19.8.4 Backup ................................................................................................................ 90
19.8.5 Restore ............................................................................................................... 92
Basic Documentation LME7...
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CC1P7105en
13.10.2009