Toshiba H7 - Page 134

H7 ASD Operation Manual 127
Reverse Speed Limit Input
Program ⇒ Torque Setting Parameters ⇒ Torque Control
This parameter Enables/Disables the Reverse Speed Limit Input control
function. When enabled and operating in the Torque Control mode, the reverse
speed limit is controlled by the terminal selected here. If Setting is selected, the
value set at F428 is used as the Reverse Speed Limit input.
Settings:
Disabled
VI/II
RR
RX
RX2 (option)
Setting
Direct Access Number — F427
Parameter Type — Selection List
Factory Default — Disabled
Changeable During Run — Ye s
Reverse Speed Limit Level
Program ⇒ Torque Setting Parameters ⇒ Torque Control
This parameter provides a value to be used as the Reverse Speed Limit setting
if Setting is selected at F427.
Direct Access Number — F428
Parameter Type — Numerical
Factory Default — 80.0
Changeable During Run — Ye s
Minimum — 0.00
Maximum — Upper Limit (F012)
Units — Hz
Torque Command Mode
Program ⇒ Torque Setting Parameters ⇒ Torque Speed Limiting
This parameter specifies whether the torque command function is to be used in
one direction or both (F/R).
Settings:
Fixed Direction
F/R Permitted
Direct Access Number — F429
Parameter Type — Selection List
Factory Default — Fixed Direction
Changeable During Run — No
Speed Limit (torque) Reference
Program ⇒ Torque Setting Parameters ⇒ Torque Speed Limiting
The system has the ability to limit the amount that the speed may vary as a
function of a changing load while operating in the Torque Control mode. This
parameter sets the input terminal that will be used to control the allowable
speed variance.
Settings:
None
VI/II
RR
RX
RX2 (option)
Fixed
Direct Access Number — F430
Parameter Type — Selection List
Factory Default — None
Changeable During Run — Ye s
F427 F430
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