Mitsubishi FX3U-232-BD User Manual

E-82
FX Series PLC User's Manual - Data Communication Edition
Inverter Communication
9 Creating Programs (for FX3U and FX3UC PLCs)
9.7 Inverter Parameter Writing (PLC → Inverter) [FNC273 / IVWR]
9.7 Inverter Parameter Writing (PLC→Inverter) [FNC273 / IVWR]
This instruction writes a value from the PLC to a parameter in an inverter.
9.7.1 Function and operation
When a parameter number in an inverter is specified in IVWR (FNC273) instruction, the value of is
written to the specified item in the inverter.
1. Applicable devices
2. Program example
9.7.2 Inverter instruction codes
Refer to related data shown later.
9.7.3 Program example of "second parameter specification code"
→ For second parameter specification code, refer to Section 9.9.
In the program example shown below, data is written from the PLC to the parameters (frequency: 201, time:
1201, motor rotation direction: 2201) in the A500 inverter.
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
XYMTCSD
 .b KnX KnY KnM KnS T C D R U\G VZModifyKH E "  "P
   
   
   
n 
S 3
S 1
S 2
S 3
M0
FNC273
IVWR
K6 K7 D160
S 1  S 2  S 3 
Command
contact
Inverter station number: 0 to 31
Value written to inverter
Inverter parameter number (decimal)
K1
n
Communication channel K1:ch1
K2:ch2
M0
FNC273
IVWR
K6 K2201 H1
S 1  S 2  S 3 
Drive
contact
Value written to inverter
Inverter parameter number (decimal)
FNC273
IVWR
K6 K201 H14
FNC273
IVWR
K6 K1201 H100
M8029
RST M0
Execution complete flag
Motor rotation direction: Forward
Frequency: 20Hz
Time: 1:00
The unit is specified by Pr. 200.
X001
SET M0
Write
command
Inverter station
number: 0 to 31
K1
n
Communication channel K1:ch1
K1
K1

Mitsubishi FX3U-232-BD Specifications

General

Brand	Mitsubishi
Model	FX3U-232-BD
Category	Controller
Language	English