User manual
Chapter 8 MODBUS Communications ASDA-A User Manual
4th Edition 2005/11/30, HE03 © DELTA ELECTRONICS, INC. ALL RIGHTS RESERVED
8-2
Note:
1. Recommended maximum cable length is 15m. Please note, RFI / EME noise should be kept
to a minimum, communication cable should kept apart from high voltage wires. If a
transmission speed of 38400 bps or greater is required, the maximum length of the
communication cable is 3m which will ensure the correct and desired baud rate.
2. The number shown in the pervious figure indicates the terminal number of each connector.
RS-485, RS-422
Configuration
Cable Connection