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DSM250 User’s Manual
Page 104 Revision 1.4.16a
Figure 95 – FFM100 Channel #1 Configuration Screen (Differential Mode)
6.12.5.1.1 Channel Supply/Return
If the Operating Mode is set to Differential, you may select whether the Channel #1 fuel flow sensor is
connected to the supply or the return fuel line.
6.12.5.1.2 K-Factor
Program this parameter to match the K-factor that appears on the flow sensor connected to this
channel.
6.12.5.1.3 Temp. Coefficient
Program this entry with the coefficient of expansion of the fluid being monitored in order to properly
compensate for thermal expansion of the fluid as it is heated while passing through the engine. The
default value for this parameter is 0.033%/°C, which corresponds to Diesel fuel. This parameter is not
available when the Operating Mode is set to “Two Individual Flow Sensors”.
6.12.5.1.4 Temperature Instance
Program this parameter to match the desired instance number of the temperature reading for this
channel. You can program this parameter to any value between 0 and 252. The default value for this
parameter i
s 0.
6.12.5.1.5 Temperature Source
Program this parameter to match the desired source type of the temperature reading for this channel.
The default
value for this parameter is 129 (User Defined).
6.12.5.1.6 Temperature Label
Program this parameter with a text string which identifies the particular temperature parameter being
monitored by this channel. Maretron display products will display this label text when you are
selecting data to display.