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艾默生变频器、艾默生CT高级授权代理商--广州盟雄 020-85543394 qq:2294731312
46
Chapter 5 Parameters
f
2
a
2
f
1
a
1
a
T
T
1
2
RUN
command
Fig. 5-23 Maintain Last Stage After Single Cycle
3: Continuous cycle.
The drive continue running cycle after cycle until
Stop command is received.
f
2
f
f
1
PLC
operation
f
3
f
4
T
T
T
T
T
1
2
3
4
5
First cycle
RUN
command
STOP
command
Fig. 5-24 PLC Continuous Cycle
Ten's place of F4.00: Restart mode after PLC
interruption
0: start from the first stage
The drive restarts from the first stage of PLC after
interrupts, such as Stop command, fault or
poweroff.
1: continue from the stage frequency where the
drive stops
When the drive stops caused by Stop command
or fault, it can record the time that it has
undergone in the current stage. After receiving
Run command, it will run at the preset frequency
of the stage for the remaining time of the stage,
as Fig. 5-25 shows.
f
6
d
7
a
6
f
5
d
a
3
5
f
d
3
3
5
a
4
f
4
T
T
T
T
T
4
5
3
6
f
f
6
6
f
f
f
7
7
2
f
5
5
f
1
f
3
f
4
T
T
T
T
T
T
T
T
T
T
6
7
1
2
3
4
5
6
7
Second cycle
...
EV1000 Series General Purpose Variable Speed Drive User Manual
f
7
Output freq.Hz
7
2: Start from the frequency where it stops
When the drive stops caused by Stop command
or fault, it can record both the time it has
undergone in the current stage and the very
frequency when the drive stops. It will pick up the
d
1
recorded frequency and run for the remaining
f
1
d
1
d
2
time of the stage. See Fig. 5-26.
Output freq. Hz
1
The difference between PLC start mode 1 and mode 2
is that in mode 2, the drive can record the operating
frequency when the drive stops and continue to
operate at the recorded frequency after restart.
Hundred's place of F4.00: Save PLC state after
poweroff
0: not save
The PLC state will not be saved when poweroff,
and the drive will start from the first stage after
powerup.
1: save
The PLC state, including the stage, frequency, run
f
1
d
a
2
1
...
Operating
Stage 1
time of
stage 2
a
: Acc time of stage 1
1
a
: Acc time of stage 3
3
f
: Freq. of stage 1
1
f
: Freq. of stage 3
3
Fig. 5-25 PLC Restart Mode 1
f
1
d
a
2
1
...
Operating
Stage 1
time of
stage 2
a
: Acc time of stage 1
1
a
: Acc time of stage 3
3
f
: Freq. of stage 1
1
f
: Freq. of stage 3
3
Fig. 5-26 PLC Start Mode 2
Note:
Stopping signal
f
3
...
a
f
3
2
a
2
Time
Remnant time of
stage 2
a
: Acc time of stage 2
2
d
: Dec time of stage 2
2
f
: Freq. of stage 2
2
Stopping signal
f
d
3
a
a
2
...
2
f
3
2
Time
Remnant time of
stage 2
a
: Acc time of stage 2
2
a
: Dec time of stage 2
2
f
: Freq. of stage 2
2
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