Siemens LMV51 Series Basic Documentation page 13

Siemens Building Technologies
HVAC Products
19.11.5 Setting O2 trim control................................................................................. 285
19.11.6 Checking and changing the controller parameters ...................................... 286
19.12 Setting notes................................................................................................ 287
19.12.1 Parameter settings ...................................................................................... 287
19.12.2 Setting O2 ratio control................................................................................ 287
19.12.3 Setting the O2 trim controller....................................................................... 289
19.12.4 Other notes.................................................................................................. 289
19.13 Technical data ............................................................................................. 290
Basic unit LMV52... ....................................................................... 290
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PLL52... .............................................................................................. 290
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Environmental conditions ................................................................ 290
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19.14 Terminal ratings, line lengths and cross-sectional areas............................. 291
Basic unit LMV52... ............................................................................. 291
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PLL52... .............................................................................................. 291
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Analog inputs .................................................................................. 291
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20 Dimensions ................................................................................................ 291
PLL52... .............................................................................................. 291
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21 Revision history......................................................................................... 292
Notes on compatibility ..................................................................... 292
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21.1 Basic unit LMV51......................................................................................... 292
Software changes ........................................................................... 292
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21.1.1 Program stop ............................................................................................... 292
21.1.2 Deactivating the alarm................................................................................. 292
21.1.3 «GPmin» in the oil program......................................................................... 292
21.1.4 «SV» oil, switch-off time .............................................................................. 292
21.1.5 «DWminOil» in program «Heavy oil with gas pilot»..................................... 292
21.1.6 «DWminOil» is only valued during the safety time after a delay time has
elapsed 293
21.1.7 Air pressure switch test valve, inverted control ........................................... 293
21.1.8 External controller contact with «Manually on» ........................................... 293
21.1.9 Prepurge time after safety shutdown........................................................... 293
21.1.10 Changes to the supplied parameter set....................................................... 293
21.1.11 Driving to the low-fire positions.................................................................... 293
21.2 Basic unit LMV52......................................................................................... 293
21.3 Load controller card..................................................................................... 293
Software changes of «LC».............................................................. 293
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21.3.1 Auxiliary sensor for cold start thermal shock protection .............................. 293
21.3.2 Straightforward changeover of operation to internal load controller ............ 293
21.3.3 With software version V01.50 or higher, Pt100 sensors in operating mode
6 are permitted ............................................................................................................ 294
New load controller function for manipulated variable input and load output .............. 294
Modulating burners ......................................................................... 294
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Multistage burners........................................................................... 294
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21.3.4 Plausibility check at inputs X61 and X62..................................................... 294
21.4 Display and operating unit AZL5... .............................................................. 295
21.4.1 Software changes to the flash memory ....................................................... 295
21.4.2 New designations of load controller inputs .................................................. 295
21.4.3 Fuel counter with reading in liters................................................................ 295
Basic Documentation LMV5...
13/301
CC1P7550en
13.08.2004