Mitsubishi Electric FX3U-232-BD User Manual page 471

FX Series PLC User's Manual - Data Communication Edition
Inverter Communication
*Inverter B
(station number 1)
M8000
RUN
monitor
M517
Command for
switching to speed 1
(station number 1)
M518
Command for
switching to speed 2
(station number 1)
M8002
Initial pulse
FNC228
LD<>
M11
The write
instruction
is driven
(station
number 1)
*1. For the V500 Series inverter, write "0" to instruction code HFF (Link parameter expansion setting) just
before writing the set frequency in the program.
FNC 12
MOV
FNC 12
MOV
FNC 12
MOV
FNC 12
MOV
D510 D580
Operation Operation speed
speed is withdrawn
(station (station
number 1) number 1)
FNC271
K1 H0ED
IVDR
M8029
Instruction execute
complete
10 Practical Program Examples (FX3S, FX3G, FX3GC, FX3U, FX3UC)
"60 Hz" is written as
K6000 D510
P
the initial value at
startup.
Operation
speed
(station
number 1)
K4000
D510 The operation speed is
P
written as "40 Hz"
Operation
speed
(station
number 1)
K2000
D510 The operation speed is
P
written as "20 Hz"
Operation
speed
(station
number 1)
D510 D580
Operation Operation
speed speed is
withdrawn
(station
(station
number 1) Change in the
number 1) operation speed
(D510) is
detected
SET M511
The write
instruction
is driven
(station
number 1)
The preset frequency
D510 K1
is written to the
inverter
Operation
speed
(station
number 1)
RST M511
The write
instruction
is driven
(station
number 1)
10.2 Practical Example 2
A
B
C
D
E
F
*1
G
H
I
Apx.A
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