MoTeC Knock OKM - Manual (Page 9)

MoTeC Configuration 9
Preparation
Configuring the Knock Window
y On the
Adjust
menu select injector/ignition output functions
y Select
injector/ignition out [#]
Select injector or ignition output the SKM//OKM is wired to.
Note:
For M400/M600 Inj8 must be used.
y Select
Function
y Type Function value 122 (Knock Window)
y Press ESC
y Select
Parameters
Start Ref
0: knock window measured after ignition point
1: knock window measured after TDC
Typical value 1
Start Angle
The starting angle of the knock window in the engine cycle where the
knock sensor signal is recorded
Unit: degrees
Typical value 10
Slow End Angle
The end angle of the knock window in the engine cycle when
operating at slow engine RPM (up to 1000 RPM)
Unit: degrees
Typical value 40
Fast End Angle
The end angle of the knock window in the engine cycle when
operating at fast engine RPM (RPM as specified in RPM Limit)
Unit: degrees
Typical value 50
Polarity
0: output high for 0% duty
1: output low for 0% duty
Value 0 is required for SKM/OKM