Calibration, Site tables – MoTeC M8 User Manual

Page 43

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MoTeC

Calibration

41

Calibration

The Calibration Tables determine how the output devices should be
controlled for various sensor readings. For example the Fuel - Main Table
determines the pulse width for the Fuel Injectors for all combinations of RPM
and Load.

The E.M.P. Software should be used to adjust the various calibration tables to
suit the engine.

Note that when the engine RPM (or Load) is between table sites the current
fuel value (or Ignition value etc) is effected by the sites to either side. For this
reason when adjusting the calibration values it is important that the engine
RPM and Load are centred on the current adjustment site to ensure that the
values from the adjacent sites have minimal influence on the value being
adjusted. Use the Target (at the top left of the screen) to ensure that the
engine operating point is centred on the site being adjusted.

During initial tuning, if large adjustments are required to a particular site
ensure that the sites around it are also adjusted to a similar value so that the
adjacent sites have minimal influence on the current site.

Graph the calibration data so that any unusual points may be seen and to
smooth out areas that can't be tuned easily on the dyno. (Press the G key)

Use the SPACEBAR key to quickly move the adjustment cursor to the
engines current operating point.

Set the Warning Alarms to warn if the engine temperature goes too high (Misc
Functions menu)

Site Tables

The RPM and Load sites for the various calibration tables may be modified in
the Setup Sites screen.

A number of site tables are available which affect different calibration tables,
use the help to check which calibration tables are effected by which site
tables.

To insert or delete sites use the Function Menu (press the F9 key). When
sites are inserted or deleted the calibration tables may be adjusted so that the
new sites do not affect the tuning.

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This manual is related to the following products:

M48, M4