Inverter Operation Monitoring Instruction (Plc←Inverter) [Fnc270 / Ivck] - Mitsubishi FX3U-USB-BD User Manual

FX Series PLC User's Manual - Data Communication Edition
Inverter Communication
9.4 Inverter Operation Monitoring Instruction
(PLC←Inverter) [FNC270 / IVCK]
IVCK instruction reads the operation status of an inverter to the PLC.
9.4.1 Function and operation
When an "instruction code" specified for computer link operation in the inverters is specified in the IVCK
(FNC270) instruction, a value in the inverter is read to
1. 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
: Only available for FX
2. Program example
M0
Command
contact
Inverter station number: 0 to 31
9.4.2 Inverter instruction codes
The table below shows inverter instruction codes which can be specified in
For the instruction codes, refer to the pages explaining computer link in detail in each inverter manual.
S
2
Inverter Instruction
code (hexadecimal)
H7B
H6F
H70
H71
H72
H73
H74
H75
H76
H77
H79
H7A
H6E
H6D
H7F
H6C
Digit Specification
and FX PLCs.
3U 3UC
S S
1 2
FNC270
K6 H6F
IVCK
Inverter instruction code (hexadecimal)
Read contents
Operation mode
Output frequency [speed]
Output current
Output voltage
Special monitor
Special monitor selection No.
Alarm definition
Alarm definition
Alarm definition
Alarm definition
Inverter status monitor (extended)
Inverter status monitor
Set frequency read (EEPROM)
Set frequency read (RAM)
Link parameter expansion setting These codes cannot be specified in
Second parameter changing
9 Creating Programs (for FX3G, FX3U and FX3UC PLCs)
9.4 Inverter Operation Monitoring Instruction (PLC ← Inverter) [FNC270 / IVCK]
.
D
Word Devices
Special
System/User Index
Unit
V Z Modify K H
D n
D100 K1
Communication channel K1:ch1
Read value storage destination
Applicable inverter
F700 A700 E700 D700 V500 F500 A500 E500 S500
instruction.
They are automatically processed when a "second
parameter specification code" is specified the IVRD
instruction.
Others
Con- Real Charac-
Pointer
stant Number ter String
E " "
K2:ch2
.
S
2
—
—
— — — —
of the IVCK
S
2
E-91
A
B
C
P
D
E
F
G
H
—
—
—
—
I
—
—
Apx.