YOKOGAWA VZ20X, User Manual

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IM 77V01B01-01EN 5th Edition: 2023.03.07-00
Note
・
When a mistake is made in the wiring and connection type, the time will be acquired
at startup though time synchronization will not be performed, and time is generated
on each VZ20X.
・
Do not connect port 2 as it does not function on 1 unit or on the terminal unit in a
daisy chain connection.
・
Connection example (1 unit)
・
Connection example (multiple units)
When increasing the number of connected units, increase relay units.
Port 1
Port 2
PC or PLC, etc
Connection type 1 unit
Unusable
Port 1
Port 2
Port 1
Port 2
Port 1
Port 2
Port 1
Port 2
PC or PLC, etc
Master Relay Relay Terminal
Unusable
Connection type
Time synchronization
supported in this
configuration