External Device Communication (Inverter Communication) - Fnc270 To Fnc274; Fnc270 - Ivck / Inverter Status Check - Mitsubishi Electric MELSEC FX3U Programming Manual

FX /FX /FX Series Programmable Controllers
3G 3U 3UC
Programming Manual - Basic & Applied Instruction Edition
30.1 FNC270 – IVCK / Inverter Status Check
Outline
This instruction reads the operation status of an inverter to a PLC using the computer link operation function
of the inverter. Applicable inverters vary depending on the version.
This instruction corresponds to the EXTR (K10) instruction in the FX
→ For detailed explanation of the instruction, refer to the Data Communication Edition manual.
1. Instruction format
FNC 270
IVCK
2. Set data
Operand Type
S
1
S
2
D
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
D
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 (IVCK)
The operation status corresponding to the instruction code
communication port n whose station number is specified in
Command
input
FNC270
IVCK
*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
IVCK
9 steps
⎯
Inverter station number (K0 to K31)
Inverter instruction code (shown on the next page)
Device number storing the read value
Channel to be used (K1: ch 1, K2: ch 2)
Digit Specification
/FX
3U
S S D
1
2
30 External Device Communication (Inverter Communication) – FNC270 to FNC274
30.1 FNC270 – IVCK / Inverter Status Check
/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
*1
specified in
is read and transferred to
S
1
n
Series.
2NC
Mnemonic Operation Condition
⎯
⎯
Data Type
16-bit binary
Others
Con- Real Charac-
stant Number ter String
E " "
of an inverter connected to
S
2
.
D
21
22
23
24
25
Pointer
26
P
27
28
29
30
727