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W7 ASD Installation and Operation Manual 51
W7 ASD Parameter Descriptions
This section lists the parameters of the W7 ASD alphabetically. The listing includes the access path and
a description of each parameter.
Note: Setup procedures included within this section may require a Reset before performing the
procedure. Application-specific settings may then be performed. The pre-Reset conditions may be
saved (see Type Reset).
4–20 mA Loss Selection
Program Feedback Settings 4–20 mA Loss Sel
Provides an alternative reference in the event of the loss of the 4–20 mA input
signal.
Settings:
Setting
Max Speed
Min Speed
Hold Last
0 Hz
RS232/RS485 Control
Common Serial Control
Panel Control
Fault
Disable
Parameter Type — Selection List
Factory Default — Disable
Changeable During Run — No
4–20 mA Speed Reference
Program Feedback Settings 4–20 mA Speed Ref
This setting provides a value to be used in the event that Setting is chosen for
the 4–20 mA Loss selection.
Parameter Type — Numerical
Factory Default — 0.0
Changeable During Run — No
Minimum — 0.0
Maximum — 80.0
Units — Hz
Abnormal Speed Detection Filter Time
Program Protection Settings Abnormal Speed Detection Filter
Time
This parameter sets the time that an overspeed condition must exist to cause a
trip.
Parameter Type — Numerical
Factory Default — 10.0
Changeable During Run — No
Minimum — 0.01
Maximum — 100.00
Units — Seconds
4–20 mA Loss Selection Abnormal Speed Detection Filter Time