Fnc271 - Ivdr / Inverter Drive - Mitsubishi Electric MELSEC FX3U Programming Manual

FX /FX /FX Series Programmable Controllers
3G 3U 3UC
Programming Manual - Basic & Applied Instruction Edition
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
→ For detailed explanation of the instruction, refer to the Data Communication Edition manual.
1. Instruction format
FNC 271
IVDR
2. Set data
Operand Type
S
1
S
2
S
3
n
*1. Ch2 is not available in 14-point and 24-point type FX
3. Applicable devices
Bit Devices
Oper-
and System User
Type
X Y M T C S D .b KnX KnY KnM KnS T C D R U \G
S
1
S
2
S
3
n
: This function is supported only in FX
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
connected to a communication port n whose station number is specified in
Command
input
FNC271
IVDR
*1. 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.
Mnemonic
16-bit Instruction
IVDR
9 steps
⎯
Inverter station number (K0 to K31)
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
Channel to be used (K1: ch 1, K2: ch 2)
Digit Specification
/FX
3U
is written to the instruction code
S
3
S S3
S
1
2
30 External Device Communication (Inverter Communication) – FNC270 to FNC274
/FX
2N
Operation Condition
32-bit Instruction
Continuous
Operation
Description
*1
PLCs.
3G
Word Devices
Special
System User Index
Unit
V Z Modify K H
PLCs.
3UC
n
30.2 FNC271 – IVDR / Inverter Drive
Series.
2NC
Mnemonic Operation Condition
⎯
⎯
Data Type
16-bit binary
Others
Con- Real Charac-
stant Number ter String
E " "
*1
specified in of an inverter
S
2
.
S
1
21
22
23
24
25
26
Pointer
P
27
28
29
30
729