Mitsubishi Electronics FX3GC ユーザーズマニュアル
687
FX
3S
/FX
3G
/FX
3GC
/FX
3U
/FX
3UC
Series
Programming Manual - Basic & Applied Instruction Edition
30 External Device Communication – FNC270 to FNC276
30.2 FNC271 – IVDR / Inverter Drive
21
FNC160
-F
NC1
69
69
R
eal
T
T
ime C
lock
C
ontrol
22
FNC17
0-F
NC
179
179
E
xternal D
evice
23
FNC
180
Alternate
Instructions
24
FN
C181-
FNC18
9
O
thers
25
FNC190
-F
NC1
99
99
Bl
oc
k D
ata
ata
Op
er
er
ation
26
FNC20
0-F
NC209
C
har
ac
te
r S
trin
g
Con
tro
tro
l
27
FNC2
10-
FNC21
10-
FNC21
9
Dat
a
a
Operati
on 3
28
FNC220
-F
NC2
49
49
Da
ta
C
omp
ari
ari
son
29
FNC25
0-F
N
C
269
D
ata T
abl
e
e
Operation
30
FNC2
70-
FNC276
FNC276
Ex
-Dev
ice
30.2
FNC271 – IVDR / Inverter Drive
Outline
This instruction writes a inverter operation required control value to an inverter using the computer link operation
function of the inverter.
This instruction corresponds to the EXTR (K11) instruction in the FX
function of the inverter.
This instruction corresponds to the EXTR (K11) instruction in the FX
2N
/FX
2NC
Series.
→ For detailed explanation of the instruction, refer to the Data Communication Edition manual.
1. Instruction format
2. Set data
*1.
Ch2 is not available in FX
3G
PLC (14-point and 24-point type) and FX
3S
PLC.
3. Applicable devices
S
1: This function is supported only in FX
3G
/FX
3GC
/FX
3U
/FX
3UC
PLCs.
S
2: This function is supported only in FX
3U
/FX
3UC
PLCs.
Explanation of function and operation
→ For detailed explanation of the instruction, refer to the Data Communication Edition manual.
1. 16-bit operation (IVDR)
The control value specified in
is written to the instruction code
*2
specified in
of an inverter connected to
a communication port n whose station number is specified in
.
*2.
Refer to the instruction code list shown on the next page.
Refer to the pages in the inverter manual on which the computer link function is explained in detail.
Refer to the pages in the inverter manual on which the computer link function is explained in detail.
Operand Type
Description
Data Type
Inverter station number (K0 to K31)
16-bit binary
Inverter instruction code (shown on the next page)
Set value to be written to the inverter parameter or device number storing the data to be
set
set
n
Channel to be used (K1: ch 1, K2: ch 2)
*1
Oper-
and
Type
Bit Devices
Word Devices
Others
System User
Digit Specification
System User
Special
Unit
Index
Con-
stant
stant
Real
Number
Charac-
ter String
Pointer
X Y M T C S D .b KnX KnY KnM KnS T C D
R
U \G
V Z Modify K H
E
" "
P
S1
S2
S1
S2
S1
S2
n
FNC 271
IVDR
Mnemonic
Operation Condition
16-bit Instruction
9 steps
IVDR
Mnemonic
Operation Condition
Continuous
Operation
32-bit Instruction
⎯
⎯
⎯
⎯
S
1
S
2
S
3
S
1
S
2
S
3
S
3
S
2
S
1
FNC271
IVDR
S
1
S
2
S3
n
Command
input