E-106
FX Series PLC User's Manual - Data Communication Edition
Inverter Communication
9 Creating Programs (FX3S, FX3G, FX3GC, FX3U, FX3UC)
9.6 Inverter Parameter Reading (PLC
Inverter) [FNC272 / IVRD]
9.6
Inverter Parameter Reading (PLC
Inverter) [FNC272 / IVRD]
This instruction reads a parameter of an inverter to the PLC.
9.6.1
Function and operation
When a parameter number of an inverter is specified in IVRD (FNC272) instruction, the value of the
parameter is read to
.
1. Applicable devices
1: Only available for FX
3G
, FX
3GC
, FX
3U
and FX
3UC
PLCs.
2: Only available for FX
3U
and FX
3UC
PLCs.
2. Program example
9.6.2
Inverter instruction codes
Refer to related data shown later.
9.6.3
Program example of "second parameter specification code"
For second parameter specification code, refer to Section 9.9.
In the program example shown below, the parameters (frequency: 201, time: 1201, motor rotation direction:
2201) are read from the A500 inverter whose station number is 6.
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
1
2
1
2
1
2
n
D
S
1
S
2
D
M0
FNC272
IVRD
K6
K7
D150
S
1
S
2
D
Command
contact
Inverter station number: 0 to 31
Inverter parameter number (decimal)
Read value storage destination
K1
n
Communication channel K1:ch1
K2:ch2
Summary of Contents for FX-485ADP
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Page 120: ...B 2 FX Series PLC User s Manual Data Communication Edition N N Network ...
Page 188: ...C 2 FX Series PLC User s Manual Data Communication Edition Parallel Link ...
Page 244: ...D 2 FX Series PLC User s Manual Data Communication Edition Computer Link ...
Page 344: ...E 2 FX Series PLC User s Manual Data Communication Edition Inverter Communication ...
Page 700: ...H 2 FX Series PLC User s Manual Data Communication Edition Programming Communication ...
Page 752: ...I 2 FX Series PLC User s Manual Data Communication Edition Remote Maintenance ...
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