Toshiba W7 DN-57442-006 Installation & Operation Manual page 92

Adjustable speed drives
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F200-F200
Direct Access Parameter Information
W7B ASD Installation & Operation Manual
Frequency Priority Selection
Program  Fundamental  Standard Mode Selection
Either Frequency Mode 1 or Frequency Mode 2 may control the output
frequency of the ASD. This parameter determines which of the two will
control the output frequency and the conditions in which control will be
switched from one to the other.
Settings:
0 — Frequency Source 1
1 — Frequency Source 2
2 — Frequency Source 1 Priority
3 — Frequency Source 2 Priority
4 — Frequency Source Priority Switching
The Frequency Source 1 or 2 setting specifies the source of the input
frequency command signal. These settings are performed in
F207, respectively.
If Frequency Source 1 is selected here, the ASD will follow the settings
of F004. If Frequency Source 2 is selected here, the ASD will follow the
settings of F207.
The Frequency Source 1 Priority and Frequency Source 2 Priority
selections are used in conjunction with the Mode 1/2 Switching
Frequency setting (F208). Parameter
frequency that will be used as a reference when determining when to
switch output control between the Frequency Mode 1 setting and the
Frequency Mode 2 setting.
If Frequency Source 1 Priority is selected here and the commanded
frequency of Frequency Source 1 exceeds the
Frequency Mode 1 setting has priority over the Frequency Mode 2
setting.
If Frequency Source 2 Priority is selected here and the commanded
frequency of Frequency Source 2 exceeds the
Frequency Mode 2 setting has priority over Frequency Mode 1 setting.
Frequency Source Priority Switching allows for a preconfigured input
terminal to activate Frequency Source 1 or Frequency Source 2. Any
unused programmable discrete input terminals may be programmed as
the Frequency Priority switching terminal.
82
F004
F208
establishes a threshold
F208
setting, the
F208
setting, the
Direct Access Number — F200
Parameter Type — Selection List
Factory Default — Frequency Source
1 Priority
Changeable During Run — Yes
and
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