Communication Parameters; Communication Address; Transmission Speed - Delta VFD-B User Manual

Chapter 5 Parameters|VFD-B Series
Group 9: Communication Parameters
There is a built-in RS-485 serial interface, marked RJ-11 (jack) is located near the control terminals.
The pins are defined below:
NOTE
1. When connecting to the communication connector, please use RJ11 6P2C/6P4C
2. When connecting to the PU, please use RJ12.
3. Please notice that pin 1 is only for internal communication and external keypad. Please do not
use in other way to prevent drive malfunction or damage. For RS485 communication, please
only use pin 3 and pin 4.
Each VFD-B AC drive has a pre-assigned communication address specified by Pr.09-00. The
RS485 master then controls each AC motor drive according to its communication address.
09 - 00

Communication Address

Settings
If the AC motor drive is controlled by RS-485 serial communication, the communication
address for this drive must be set via this parameter. And the communication address for each
AC motor drive must be different and unique.
09 - 01

Transmission Speed

Settings
This parameter is used to set the transmission speed between the RS485 master (PLC, PC,
etc.) and AC motor drive.
5-82
6
01 to 254
00 Baud rate 4800 bps (bits / second)
01 Baud rate 9600 bps
02 Baud rate 19200 bps
03 Baud rate 38400 bps
1: EV
2: GND
3: SG-
4: SG+
5: Reserved
1
6: Reserved
Revision July 2008, BE16, SW V4.08 & V5.00
Factory Setting: 01
Factory Setting: 01