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Building Technologies Basic Documentation LMV5... CC1P7550en
20 Flue gas recirculation (FGR) function (LMV50/LMV51.3/LMV52) 22.05.2018
20.4 Reading the flue gas recirculation (FGR)
operating temperature (only LMV52.4)
The temperature values of temperature-compensated flue gas recirculation (FGR)
stored while the curve settings are made can be read out via menu item Params &
Display, Flue Gas Recirc., OperationTempGas or OperationTempOil.
O p e r a t i o n T e m p G a s
P o i n t : 1
L o a d : 1 0 . 0 %
F G R - T e m p : 1 2 3 ° C
Using this function, all possible temperature values (15) can be read out.
Invalid or non-existing curvepoints are identified by XXXX.
The valid value range of the flue gas recirculation (FGR) temperature is 30...508 °C and
has a resolution of 2 °C.
XXXX on the 2 lines Load und FGR Temp denotes that the respective curvepoint does
not exist.
See the example below:
O p e r a t i o n T e m p G a s
P o i n t : 1 5
L o a d : # # # # %
F G R - T e m p : # # # # ° C
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