5-31
H Setting and Adjusting the Fault Detection Functions
D PG Disconnection Stopping Method (F1-02)
This parameter sets the stopping method that is used when the signal from the PG is lost.
Parameter Display name Setting Units Default
Valid access levels*
number
range setting
V/f
Control
V/f with
PG
Open Loop
Vector
Flux
Vector
F1-02 PG Fdbk Loss Sel 0 to 3 --- 1 --- B --- B
Note B: Basic or Advanced
---: Not applicable.
Settings
Setting Name Function
0 Ramp to Stop Deceleration stop using deceleration time 1 (C1-02).
1 Coast to Stop Free-run stop
2 Fast Stop Emergency stop using the fast-stop time (C1-09).
3 Alarm Only Continue operation (This setting can’t be made with flux vector control.)
D PG Disconnection Detection Time (F1-14)
A PG disconnection will be detected if a disconnection status lasts for the following time or longer.
Note The motor speed will not be controlled while the PG is disconnected. Set this time as short as
possible in any application where safety cannot be ensured.
Parameter Display name Setting Units Default
Valid access levels*
number
range setting
V/f
Control
V/f with
PG
Open Loop
Vector
Flux
Vector
F1-14 PGO Detect Time 0.0 to 10.0 Sec 2.0 X A X A
D Overspeed Settings (F1-03, F1-08, and F1-09)
Overspeed
refers to an excessive motor speed. These
parameters set the conditions for an overspeed
fault and the stopping method that is used when an overspeed fault occurs; they cannot be changed
during operation.
Parameter F1-03 sets the stopping method that is used when an overspeed fault occurs.
Parameter Display name Setting Units Default
Valid access levels*
number
range setting
V/f
Control
V/f with
PG
Open Loop
Vector
Flux
Vector
F1-03 PG Overspeed Sel 0 to 3 --- 1 --- B --- B
Note B: Basic or Advanced
---: Not applicable.
Settings
Setting Name Function
0 Ramp to Stop Deceleration stop using deceleration time 1 (C1-02).
1 Coast to Stop Free-run stop
2 Fast Stop Emergency stop using the fast-stop time (C1-09).
3 Alarm Only Continue operation (This setting can’t be made with flux vector control.)
Basic Operation Chapter
5
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