Siemens LMV5 Series Basic Documentation page 247

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18 Addendum 4: LMV52... with O
control and O
18.1 General
The LMV52... system is an extended LMV51... system. A special feature of the
LMV52... is improved boiler efficiency owing to control of the residual oxygen content.
In addition to the features of the LMV51..., the LMV52... offers O
of a maximum of 6 actuators and of a VSD. The LMV52... system uses an O
(QGO20...), an external O
system.
The O module type PLL... is a measuring module for use with the O2 sensor type
2
QGO20... and 2 temperature sensors (Pt1000 / LG-Ni 1000). It communicates with the
LMV52... via CAN bus.
M
Zuluft-
temperaturfühler
LMV52.200
Basic Documentation LMV51...
18 Addendum 4: LMV52... with O2 trim control and O2 module
module
2
module, and the standard components of the LMV51...
2
CAN
trim
2
trim control, control
2
sensor
2
QGO20...
Abgas-
temperaturfühler
O2-Modul
PLL...
CC1P7550en
01.10.2003