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2.2  Preparatory Procedures for Monitoring
2.2.3  Setting communication interface (Communication settings)
(2) When connecting to other than QCPU (Q mode)
Assign the GOT to an empty I/O slot on the extension base unit.
When there is no extension base unit or no empty I/O slots are left on an extension base unit, set 
an additional stage, and assign the GOT to one of the I/O slots.
(Assigning the GOT to an empty slot on the main base unit is not allowed.)
(a) When there is an empty I/O slot on the extension base unit
(b) When there are no empty I/O slots on the extension base unit
A1S35B
01
 · · · · Slot No.
A1S65B
Main base unit
Extension base unit
Stage No.    :1
Slot No.       :2
Stage No.    :1
Slot No.       :3
Stage No.    :1
Slot No.       :4
Extension 
stage 1
Stage No. setting 
connector
Empty
Empty
Empty
Empty
Empty
A1S35B
A1S65B
Main base unit
Extension base unit
Stage No.    :2
Slot No.       :0
Stage No.    :2
Slot No.       :1
Stage No.    :2
Slot No.       :2
Empty
Empty
Extension 
stage 1
Stage No. setting 
connector