Siemens LMV5 Series Basic Documentation page 276

Burner control with integrated fuel / air ratio control, burner control with load control and oxygen trim control for forced-draft burners
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Siemens Building Technologies
HVAC Products
20.3.2
New designations of load controller inputs
For the load controller inputs 1 / 2 / 4 and the associated parameters, the following new
names have been assigned:
→ Sensor selection
Eing1/2/4Auswahl
→ Measuring range PtNi
Eing1/4BerEnde
→ Measuring TempSensor
Eing2TempBerEnde
Eing2DruckBerEnde → Measuring PressSensor
→ External input X62 U/I
Eing3Konfig_I/U
→ External setpoint min.
Eing3MinSollwert
→ External setpoint max.
Eing3MaxSollwert
20.3.3
Fuel counter with reading in liters
A blank has been introduced between the value and the unit.
20.3.4
Preventing the transfer of parameter copies from new
basic units to the backup memory of the AZL5...
Copying is not possible and a message will be delivered.
20.3.5
Various parameter changes
The default settings of the following parameters have been changed:
Prepurging time oil:
Maximum time low-fire:
Postpurging position air (gas-firing):
Postpurging position air (oil-firing):
Postpurging position Aux/Fu (gas-firing):
Postpurging position Aux/Fu (oil-firing):
LC: Sd_Step1_On:
20.3.6
Name changes of load controller operating modes
extLR
intLR
intLR via BACS
intLR BACS to
extLRanalg
extLR via BACS
20.3.7
New display text for actuator faults
The AZL5... indicates a new fault carrying code 0x0E (too short ramp time):
Text message •
Too short ramp time, air actuator
Too short ramp time, gas actuator (oil)
Too short ramp time, oil actuator
Too short ramp time, auxiliary actuator 1
Too short ramp time, auxiliary actuator 2
Too short ramp time, auxiliary actuator 3
Basic Documentation LMV51...
20 Revision history
15 s
45 s
15 °
15 °
25 °
25 °
- 2 %
→ ExtLR X5-03
→ IntLR
→ IntLR Bus
→ IntLR X62
→ ExtLR X62
→ ExtLR Bus
only LMV52...
only LMV52...
CC1P7550en
01.10.2003

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