7-41
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:
Register 0001 Hex for RUN command
Frequency Reference:
Register 0002 Hex
Control Output:
Register 002C Hex for Inverter status
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.
SYSMAC CS/CJ-series Programmable Controllers
Communications
Board/Unit
3G3JV
Control data
Serial port
Port 1: 1 Hex
Port 2: 2 Hex
Sequence No.
0000 to 03E7 Hex (000 to 999)
Data
No. of data items sent 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 (0003)
Slave 1 Inverter status
Slave 2 Inverter status
Slave 3 Inverter status
Protocol macro function
C1
Communications
port
0 to 7 Hex
Communications Board/Unit
unit number specification
Inner board: E1 Hex
CPU Bus Unit: Unit number
+ 10 Hex
Communications
Chapter 7
Summary of Contents for SYSDRIVE 3G3JV-A4002
Page 1: ...USER S MANUAL SYSDRIVE 3G3JV Compact Simplified Inverters Cat No I528 E1 04...
Page 3: ...USER S MANUAL Compact Simplified Inverter SYSDRIVE 3G3JVSERIES...
Page 16: ......
Page 20: ...Chapter 1 Overview 1 1 Function 1 2 Nomenclature 1...
Page 26: ...Chapter 2 Design 2 1 Installation 2 2 Wiring 2...
Page 57: ...Chapter 3 Preparing for Operation and Monitoring 3 1 Nomenclature 3 2 Outline of Operation 3...
Page 65: ...Chapter 4 Test Run 4 1 Procedure for Test Run 4 2 Operation Example 4...
Page 216: ...Chapter 10 List of Parameters 10...
Page 229: ...Chapter 11 Using the Inverter for a Motor 11...
