E-109
FX Series PLC User's Manual - Data Communication Edition
Inverter Communication
9 Creating Programs (FX3S, FX3G, FX3GC, FX3U, FX3UC)
9.8 Inverter Parameter Batch Writing (PLC
Inverter) [FNC274 / IVBWR]
A
Comm
on I
te
ms
B
N:
N N
etwo
rk
C
Paral
le
l Li
nk
D
Com
puter Li
nk
E
In
verter
C
omm
uni
cation
F
N
on-Proto
col
C
ommunicati
on
(R
S/RS
2 Instru
ction
)
G
No
n-
Protoc
ol
Co
mmuni
ca
tion
(FX
2N
-2
32IF)
H
Programm
ing
Comm
uni
cation
I
Re
mo
te
Ma
intenance
Apx.A
D
isco
nti
nued
models
9.8
Inverter Parameter Batch Writing (PLC
Inverter) [FNC274 / IVBWR]
This instruction writes values from the PLC to parameters in an inverter all at once.
The IVBWR instruction is supported only in FX
3U
and FX
3UC
PLCs.
9.8.1
Function and operation
When a parameter number in an inverter is specified in the IVBWR (FNC274) instruction, the values of
and later are written to the specified items in the inverter all at once.
1. Applicable devices
2. Program example
The following table shows values (two word devices/point) in a specified table which are written to a number
of consecutive parameters specified in
starting from a word device specified in
.
Oper-
and
Type
Bit Devices
Word Devices
Others
System/User
Digit Specification
System/User
Special
Unit
Index
Con-
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
n
S
3
S
1
S
2
S
3
M0
FNC274
IVBWR
K6
K8
D200
S
1
S
2
S
3
Command
contact
Inverter station number: 0 to 31
Head device of parameter
table written to inverter
Number of parameters to be written
(decimal)
K1
n
Communication channel K1: ch1
K2: ch2
S
2
S
3
2 = Number of occupied word devices
S
2
S
3
+1
S
3
+2
S
3
+3
S
3
:
:
+14
S
3
+15
S
3
D200
D201
D202
D203
:
:
D214
D215
Parameter No. 1
Value 1 written to parameter
Parameter No. 2
Value 2 written to parameter
Parameter No. 8
Value 8 written to parameter
:
:
Summary of Contents for FX-485ADP
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