IDEC High Performance Series - Manual (Page 566)

Chapter 3
548
External Device Setup Manual
1.4.3 Connect between HG2G-S/-5S, HG1F/2F/3F/4F + O/I Link Unit
Wiring Diagram
HG2G-S/-5S/-5F, HG3G/4G Series use different type of O/I link communication protocol than HG1F/2F/2S/3F/4F. HG2G-
S/-5S/-5F, HG3G/4G Series can not be connected with other HG1F/2F/2S/3F/4F in O/I link communication.