2. Installation
1.
Check products
2-8
TNU
Prepare a cable to connect TJU and TJU by yourself.
(-> P.3-9)
When using TNU, 1 TJU unit is required. Up to 3 TJU units can be used.
A cable to connect to TJU and driver controller is available as an option.
(-> P.2-4)
A unit is used when connecting multiple driver controllers to the TNU, including the following
functions:
・
7 ports: Input port x 1, Output port x 6
・
LED to check a connection on the output ports (not lighting up in case of the destination is
TJU)
・
Termination resistance change switch
1-4-2
Branch unit TJU
LINE IN
Input port (upper-level connection)
Connect to the TNU or other TJU output port.
TERM.ON/OFF
Termination resistance change switch
Sets the termination resistance to ON or OFF.
* The last TJU only is set to TERM.ON.
PORT
Output port
Connect the driver controller or other TJU.
(FG)
Ground wire is connected.
Connection status display LED
This light is on when the unit is connected to the driver
controller.
• When configuring a system, only for the TJU that is in the farthest location from the TNU, set its termination
resistance change switch to "TERM.ON".
If the termination resistance change switch is not set to "TERM.ON", an error may occur in the TACnet communication.
Important
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