
118
Q7 ASD Installation and Operation Manual
Speed Drop Frequency
Program
⇒
Protection
⇒
Speed Drop Freq
This parameter sets the lower level of the deviation limit that, once exceeded,
will cause a Speed Drop Detected alert while operating using PG feedback.
Parameter Type — Numerical
Factory Default — 0.00
Changeable During Run — Yes
Minimum — 0.00
Maximum — 30.00
Units — Hz
Speed Reference Address
Program
⇒
Comm Settings
⇒
S20 Settings
The S20 system is Toshiba’s high-speed fiber optic communication system.
This function is unavailable at the time of this release.
Parameter Type — Selection List
Factory Default — 0
Changeable During Run — No
Speed Reference Station
Program
⇒
Comm Settings
⇒
S20 Settings
The S20 system is Toshiba’s high-speed fiber optic communication system.
This function is unavailable at the time of this release.
Parameter Type — Selection List
Factory Default — 0
Changeable During Run — No
Speed Search
Program
⇒
Protection
⇒
Speed Search Sel
Enables/Disables the ability of the drive to start into a spinning motor when the
ST-to-CC connection momentarily opens and is then closed (Break/Make ST)
or after a power interruption (momentary power failure).
Settings:
Off
Power Failure
Make/Break ST
Both
Parameter Type — Selection List
Factory Default — Off
Changeable During Run — No
Stall Period
Program
⇒
Protection
⇒
Stall Period
This setting allows the user to extend the Overvoltage Stall and the
Overcurrent Stall time settings.
Parameter Type — Numerical
Factory Default — 0.00
Changeable During Run — No
Minimum — 0.00
Maximum — 1.00
Units — Seconds