Fastech Ezi-Step Plus-R, User Manual

Page: 52 / 70

www.fastech.co.kr
52 11. Communication Function
11. Communication Function
In case of RS-485, up to 16 axes can be controlled by the multi -drop link(daisy chain).
If Windows goes to the stand -by mode, serial communication is
basically disconnected. So, after recovering from the stand -by mode,
the user should connect communication again. This content is equally
applied to the library provided with the product.
11.1 Connection with the PC
There are one method of connecting the drive and the PC by RS-485(serial
communication). PC’s RS-232C port is used. By using following communication
converters according to each communication type, the user can connect the PC and the
drive module. The maximum communication speed i s 115200[bps] with RS -232 to RS-485
converter.
For connection with the PC, refer to 「5.2 Controller Configuration」 .
1) Cable of Connecting RS232 Port (to PC) and Converter (RS232 ↔ RS-485)
Normally Power does not need to be supplied to the converter module. But when
the communication have problems without power, DC 5~24V external power can connect.
The signal is wired as follows.
RS-485 Converter (to RS -232)
Caution