4-64
4-2 Function Mode
4
Func
tions
Communication Function
• Communication with external network control devices can be carried out from the communication
connector of the 3G3MX Series Inverter, through the RS-485 complying ModBus-RTU protocol.
Communication Specifications
<RS-485 Port Specifications and Connection>
The Modbus communication allows the Inverter to communicate with an external controller via the
RS485 interface. Refer to the connection method as follows:
-Procedure-
1. Set the parameters of the Inverter in accordance with your communication environment.
2. Shut off the power.
3. Remove the attached Digital Operator, and remove the modular plug mounted in the
communication connector.
4. Insert the communication cable connected to the ModBus bus line.
5. Set the 485/OPE communications selector to "485".
Function name
Description
Note
Transmission speed
4800/9600/19200 bps
Select using the Digital Operator.
Synchronous system
Asynchronous system
Transmission code
Binary
Transmission mode
LSB first
Compatible interface
RS-485
Data bit length
8 bits (Modbus-RTU mode)
ASCII mode not available
Parity
No parity/Even/Odd
Select using the Digital Operator.
Stop bit length
1 or 2 bits
Select using the Digital Operator.
Starting method
One-way start using host command
Wait time
Silent in 0 to 1000 [ms]
Set using the Digital Operator.
Connection
1:N (N = 32 max.)
Use the Digital Operator to select a
station No.
Connector
RJ-45 modular jack
Error check
Overrun/Framing/CRC-16/Horizontal parity
Summary of Contents for SYSDRIVE 3G3MX-A2002
Page 1: ...Cat No I559 E1 01 USER S MANUAL SYSDRIVE MXSERIES Multi function Compact Inverter...
Page 17: ...Chapter 1 Overview 1 1 Functions 1 1 1 2 Appearance and Names of Parts 1 3...
Page 24: ......
Page 25: ...Chapter 2 Design 2 1 Installation 2 1 2 2 Removing and Mounting Each Part 2 5 2 3 Wiring 2 10...
Page 90: ......
Page 91: ...Chapter 4 Functions 4 1 Monitor Mode 4 1 4 2 Function Mode 4 5...
Page 180: ......
Page 181: ...Chapter 5 Maintenance Operations 5 1 Special Display List 5 1 5 2 Troubleshooting 5 5...
Page 188: ......
Page 189: ...Chapter 6 Inspection and Maintenance 6 1 Inspection and Maintenance 6 1 6 2 Storage 6 7...
Page 212: ...7 15 7 5 Options 7 Specifications 3G3AX RBU41 95 75 2 5 208 218 5 145 35 100 5...
Page 230: ......
Page 231: ...Appendix Appendix 1 Parameter List App 1 Appendix 2 Product Life Curve App 17...
Page 249: ...INDEX...
Page 252: ......