Program Example - Mitsubishi Electric FX3U-232-BD User Manual

FX Series PLC User's Manual - Data Communication Edition
Inverter Communication

10.2.3 Program example

1. Writing parameters to an inverter while the PLC is in RUN mode
M8002
Initial pulse
*Inverter A (station number 0)
M10
Driving of
write
instruction
(station
number 0)
Instruction execute
complete
E-126
FNC271
K0
IVDR
FNC271
K0
IVDR
FNC274
K0
*2
IVBWR
M8029
10 Practical Program Examples (FX3S, FX3G, FX3GC, FX3U, FX3UC)
FNC 40
M510 M607
ZRST
FNC 40
D510 D707
ZRST
SET M10
The write
instruction
is driven
(station number 0)
SET M510
The write
instruction
is driven
(station number 1)
H0FD H9696 K1
*1
H0FB H0 K1
FNC 12
K1 D200
MOV P
FNC 12
K12000 D201
MOV P
FNC 12
K2 D202
MOV P
FNC 12
K500 D203
MOV P
FNC 12
K7 D204
MOV P
FNC 12
K10 D205
MOV P
FNC 12
K8 D206
MOV P
FNC 12
K10 D207
MOV P
K4 D200 K1
RST M10
Driving of write
instruction
(station number 0)
10.2 Practical Example 2
Clearing devices backed up
against power interruption
Clearing devices backed up
against power interruption
The inverter is reset
(station number 0)
Computer link operation
is specified
(station number 0)
The maximum
frequency (Pr. 1) is
specified
(station number 0)
The maximum
frequency (Pr. 1) is
set to "120 Hz"
(station number 0)
The minimum
frequency (Pr. 2) is
specified
(station number 0)
The minimum
frequency (Pr. 2) is
set to "5 Hz"
(station number 0)
The acceleration time
(Pr. 7) is specified
(station number 0)
The acceleration time
(Pr. 7) is set to "1 sec"
(station number 0)
The deceleration time
(Pr. 8) is specified
(station number 0)
The deceleration time
(Pr. 8) is set to "1 sec"
(station number 0)
The parameters are written
all at once
D200 to D207
(Pr. 1, Pr. 2, Pr. 7 and Pr. 8)
(station number 0)