Fnc275 - Ivmc / Inverter Multi Command - Mitsubishi Electric FX3G SERIES Programming Manual

FX /FX /FX Series Programmable Controllers
3G 3U 3UC
Programming Manual - Basic & Applied Instruction Edition
30.6 FNC275 – IVMC / Inverter Multi Command
Outline
This instruction writes 2 types of settings (operation command and set frequency) to the inverter, and reads 2 types of
data (inverter status monitor, output frequency, etc.) from the inverter at the same time.
→ For detailed explanation of the instruction, refer to the Data Communication Edition manual.
1. Instruction format
FNC 275
IVMC
2. Set data
Operand Type
S
1
S
2
S
3
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
S
1
S
2
S
3
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 (IVMC)
This instruction executes multiple commands of an inverter connected to a communication port n whose station
number is specified in
be written to the inverter using
D .
Command
input
FNC275
IVMC
2. Send/recive data type
The table below shows valid send data 1 and 2 and receive data 1 and 2 specified by the send/receive data type
.
S
2
S
2
Send/recive
data type
H0000
H0001
Run command (expansion)
H0010
H0011
Mnemonic Operation Condition
16-bit Instruction
IVMC
11 steps
Inverter station number (K0 to K31)
Multiple instructions for inverter: Send/receive data type specification
Head device which stores data to be written to the inverter (Occupies 2 points.)
Head device which stores values to be read from the inverter (Occupies 2 points.)
Channel to be used (K1: ch1, K2: ch2)
Digit Specification
/FX
3U 3UC
S . Specify the send/receive data type using
1
S , and the head device which stores values to be read from the inverter using
3
S S S
1 2 3
S
2
Send data
(Write contents to Inverter)
Data 1 ( ) Data 2 (
S
3
Set frequency (RAM)
Set frequency
(RAM, EEPROM)
30 External Device Communication (Inverter Communication) – FNC270 to FNC275
30.6 FNC275 – IVMC / Inverter Multi Command
32-bit Instruction
Continuous
Operation
Description
*1
PLCs.
3G
Word Devices
Special
System User Index
Unit
T C D R U \G V Z Modify K
PLCs.
S
2
D n
(Read contents from Inverter)
+1) Data 1 (
S
3
Inverter status monitor
(expansion)
Mnemonic Operation Condition
Data Type
16-bit binary
Others
Con- Real Charac-
stant Number ter String
H E " "
, the head device which stores data to
Recive data
) Data 2 (
D D
Output frequency (speed)
Special monitor
Output frequency (speed)
Special monitor
21
22
23
24
25
Pointer
P
26
27
28
29
+1)
30
697