Omron V680 Series User Manual page 61

 The plural Reader/Writer's are connected to the Host device (e.g., PLC)
Reader/Writer
(V680S-HMD6 -ETN)
RF Tag
(V680 Series and V680S Series)
Cable (V680S-A40 M/-A41 M/-A42 M/-A50 M/-A51 M)
Use a device supporting STP cables for the host device (such as a Switching Hub or PLC) which is connected the specified
Cables (V680S-A41 @M/-A42 @M/-A51 @M). Ground the host device to a ground resistance of 100 Ω or less.
Use one of the specified Cables (V680S-A40 @M/-A41 @M/-A42 @M/-A50 @M/-A51 @M)). Maximum extension length of the
cable is 60m.
It is not possible to connect the extension cable and extension cable (V680S-A40 @M/-A50 @M).
Reader/Writer
(V680S-HMD6 -ETN)
RF Tag
(V680 Series and V680S Series)
Cable (V680S-A40 M/-A41 M/-A42 M/-A50 M/-A51 M)
24-VDC
power supply
System Configuration
Host device (e.g., PLC)
Ethernet cable
24-VDC
power supply
Section 2
RFID System
59
User's Manual
(Modbus TCP)