Mitsubishi Electric GOT2000 Series, Connection Manual

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1.3 Option Devices for the Respective Connection
1.3.7 Installing a unit on another unit (Checking the unit installation
position)
This section describes the precautions for installing units on another unit.
For the installation method of each unit, refer to the User's Manual for the communication unit and option unit you are using.
For the method for installing a unit on another unit, refer to the following.
➠
GOT2000 Series User's Manual (Hardware)
■1.
When using a bus connection unit
The installation position varies depending on the bus connection unit to be used.
(1) Wide bus units (GT15-75QBUS(2)L, GT15-75ABUS(2)L, GT15-QBUS2, GT15-ABUS2)
Install a bus connection unit in the 1st stage of the extension interface.
If a bus connection unit is installed in the 2nd stage or above, the unit cannot be used.
Example: Installing a bus connection unit and serial communication units
(2) Standard size bus connection unit (GT15-QBUS and GT15-ABUS)
A bus connection unit can be installed in any position (1st to 3rd stage) of the extension interface.
Example: Installing a bus connection unit and serial communication units
Serial communication unit
Bus connection unit
Bus connection unit
Serial communication unit
Serial communication unit
Bus connection unit
Bus connection unit
Serial communication unit