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Discrete power measurement makes it possible to approach pre-defined points and hold them for
a specified time as a function of the speed or RPM. These target points must be set before testing
begins.
The
or RPM as well as the
test increments and hold time
are entered by the
inspector.
is defined as the length of time which the pre-set approached RPM and/or speed is held
constant. The hold time assures a stable test point so that for example enough time is left for a fuel
consumption test to be done.
The
eases the regulation procedure. More accurate test results are supplied for
turbo-charged engines, whose charger often has a delayed reaction.
1 Position the vehicle on the dyno and fix it.
2 Call up the menu MEASURE ENGINE POW-
ER and then the menu point DISCRETE
MEASUREMENT
.
The following screen appears:
3 Select the measurement type and enter the
parameter via the digit keys into the entry
boxes.
4 Use the button<F8 CONTINUE>.
5 Select the vehicle data or, if available, load
these from the database with <F6 DATA-
BASE>.
6 Use the button <F8 CONTINUE>.
7 Select the RPM source or RPM sensor and
the appropriate box.
8 Use the button <F8 CONTINUE>.