Parker ac890 - Page 508

Programming
Page D-158 890CS Common Bus Supply - Frames B & D; 890CD Common Bus Drive and 890SD Standalone Drive - Frames B, C & D
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Parameter Descriptions
COMPENSAT'N TYPE
PREF: 78.30 Default: 0 Range: See below
Selects the type of compensation applied to the torque demand. Refer to Functional Description for selection details.
Enumerated Value : Type
0 : NONE
1 : MAX ATTENUATION
2 : MINIMUM PHASE
3 : PHASE ADVANCE
4 : NOTCH FILTER
COMPENSATION F1
PREF: 78.27 Default: 2000 Hz Range: 200 to 8000 Hz
Performs various functions as described in Functional Description, depending on which compensation mode is selected by
COMPENSAT’N TYPE.
COMPENSATION F2
PREF: 78.31 Default: 2000 Hz Range: 200 to 8000 Hz
Used only when COMPENSAT’N TYPE selection is “PHASE ADVANCE”. In this case it sets the end frequency F2 for the
phase advance (start frequency is set by COMPENSATION F1).
DEMAND SOURCE
PREF: 78.28 Default: 1 Range: See below
This diagnostic shows the source of the speed demand.
Enumerated Value : Demand Source
0 : LOCAL Local reference
1 : REMOTE Remote Reference
2 : COMMS Comms reference
3 : CELITE+ (reserved)
4 : FIREWIRE Firewire reference, with system ramp in use
5 : DIRECT FIREWIRE Firewire reference, with system ramp bypassed.