690
FX
3U
/FX
3UC
Series Programmable Controllers
Programming Manual - Basic & Applied Instruction Edition
30 External Device Communication (Inverter Communication) – FNC270 to FNC274
30.5 FNC274 – IVBWR / Inverter Parameter Block Write
30.5
FNC274 – IVBWR / Inverter Parameter Block Write
Outline
This instruction writes parameters of an inverter at one time using the computer link operation function of the
inverter.
→
For detailed explanation of the instruction, refer to the Communication Control Manual.
1. Instruction format
2. Set data
3. Applicable devices
Operand Type
Description
Data Type
Station number of an inverter (K0 to K31)
16-bit binary
Number of parameters in an inverter to be written at one time
Head device number of a parameter table to be written to an inverter
n
Used channel (K1: ch 1, K2: ch 2)
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
3 3
3
3
3 3
3 3
3
3
3 3
3 3
3
3
n
3 3
FNC 274
IVBWR
Mnemonic
Operation Condition
16-bit Instruction
9 steps
IVBWR
Mnemonic
Operation Condition
Continuous
Operation
32-bit Instruction
⎯
⎯
⎯
S
1
S
2
S
3
S
1
S
2
S
3