5-38
îš‹ Option Constants: F
The following settings are made with the option constants (F constants): Settings for option boards
îš„PG Option Setup: F1
User constants for the PG Speed Control Board are shown in the following table.
Con-
stant
Number
Name Description
Setting
Range
Factory
Setting
Change
during
Opera-
tion
Control Methods
MEMO
BUS
Regis-
ter
Page
V/f
V/f
with
PG
Open
Loop
Vec-
tor
Flux
Vec-
tor
F1-01 PG constant
Sets the number of PG (pulse
generator or encoder) pulses.
Sets the number of pulses
per motor revolution.
0 to
60000
600 No No Q No Q 380H 6-156
F1-02
Operation
selection at
PG open
circuit
(PGO)
Sets the PG disconnection
stopping method.
0: Ramp to stop
(Deceleration stop using
Deceleration Time 1, C1-
02.)
1: Coast to stop
2: Fast stop (Emergency
stop using the
deceleration time in C1-
09.)
3: Continue operation (To
protect the motor or
machinery, do not
normally make this
setting.)
0 to 3 1 No No A No A 381H 6-156
F1-03
Operation
selection at
overspeed
(OS)
Sets the stopping method
when an overspeed (OS)
fault occurs.
0: Ramp to stop
(Deceleration stop using
Deceleration Time 1, C1-
02.)
1: Coast to stop
2: Fast stop (Emergency
stop using the
deceleration time in C1-
09.)
3: Continue operation (To
protect the motor or
machinery, do not
normally make this
setting.)
0 to 3 1 No No A No A 382H 6-156
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