15. Communication Protocol
15. Communication Protocol
15.1Overview and Communication Specifications
15.1.1 Overview
L7P drive is capable of connecting to the host controller (Handy Loader, HMI, PLC, PC, etc.) through
RS-422 serial communication, allowing the user to use such functiosn as commissioning, gain tuning,
parameter change and inexer operation.
In addition, up to 31 multiple L7P drives can be connected using multi-drop method, to allow for
operation and control through communication.
Series Communication Connection using RS-422
Multi-Drop Connection using RS-422 (up to 31 drives)
Servo
Servo
PC
Drive
Drive
US B Port
US B to RS-422
Com mu ni cati on
conve rter
IN
OUT
IN
OUT
Servo
Drive
IN
OUT
Note 1)When using PC as host controller, USB to RS-422 communication convertor is required.
15-1
