1-4 1. Before Connecting to PLC
n : 1 Connection (Multi-link)
Outline
• One PLC is connected to multiple V7 series. (Maximum connectable V series: 31)
• The PLC must be of the type of signal level RS-422/RS-485 with port numbers.
For the available PLC models, refer to “Connection Compatibility List” at the back of this manual.
RS-422 connection between the V7 series ↔ PLC must be in 2-wire connection.
• The V7 and V6 series can be used together.
Notes on Connection
For more information, refer to “Appendix 3, n : 1 Connection (Multi-link).”
PLC
CN1 CN1 CN1 CN1
Maximum length (PLC to the terminating V7 series) = 500 m
RS-422/RS-485 connection
V7 series No. 1 V7 series No. 2 V7 series No. 3 V7 series No. “n” (n = 1 to 31)
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