Omron SYSDRIVE 3G3MV SERIES User Manual page 229

Communications
put) of the Inverter, and monitors the Inverter status.
Three Inverters with Slave addresses from 01 to 03 are installed for communications.
D Checking the Register Numbers
• In the above example, the following three registers are required.
Control Input:
Frequency Reference:
Control Output:
D Memory Allocations
• The PMCR instruction sends each Slave the data in consecutive words specified by the operand and
beginning with the first word (S), and writes in the memory area beginning with the first word (D) the
data received.
• The following memory allocations are made in the above example.
Note Control data on the SYSMAC
C200HX/HG/HE is indicated. The
SYSMAC CS/CJ Series uses dif-
ferent control data.
H Creating a New Project and Protocol
1. Select New from the File in the Menu Bar or click on the New icon with the left button of the mouse to
create a new project.
2. If CX-Protocol is used, set the PLC name, PLC model, and network type according to the actual
conditions.
Register 0001 Hex for RUN command
Register 0002 Hex
Register 002C Hex for Inverter status
SYSMAC CS/CJ-series or C200HX/HG/HE
Programmable Controllers
C: Control data (See note.)
Communica-
tions port
1: Port A
2: Port B
Data
No. of data items send in accordance with PMCR
instruction (000B)
No. of Slaves (0003)
First Slave address (0001)
RUN command to Slave 1
Frequency reference to Slave 1
Second Slave address (0002)
RUN command to Slave 2
Frequency reference to Slave 2
Third Slave address (0003)
RUN command to Slave 3
Frequency reference to Slave 3
No. of data items received in accordance with
PMCR instruction (0004)
Slave 1 Inverter status
Slave 2 Inverter status
Slave 3 Inverter status
Communications
Board
Sequence No.
000 to 999 (BCD)
Chapter 7
3G3MV
7-39