IDEC High Performance Series - Manual (Page 567)

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1 O/I Link Communication
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External Device Setup Manual
1.4.4 Connect between HG2G-S/-5S, HG1F/2F/3F/4F+O/I Link Unit (Master) and HG2G-S/-5S, HG1F/
2F/3F/4F serial interface1 (Slave)
Wiring Diagram
- HG2G-S/-5S Series use different type of O/I link communication protocol than HG1F/2F/2S/3F/4F. HG2G-S/-5S Series
can not be connected with other HG1F/2F/2S/3F/4F in O/I link communication.
- The HG2G-S/-5S, HG1F/2F/3F/4F serial interface1 can only be operated as a slave.