5 units, 1 bases, Bases – Toshiba SX 2000 User Manual
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1.5 Units
1.5 Units
As mentioned in Section 1.1, the basic unit of the model 2000 is composed of a main
base, a power supply module, a S2T CPU module.
The expansion interface is added to the main base depending on I/O modules
required.
The expansion interface should be mounted on each base and are connected with
expansion cables. Set the unit No. (called unit address) before operating. The unit
address is set by a rotary switch in the middle of the expansion interface.
1.5.1
Bases
The base has two kinds of type bases, for dedicated to the basic unit and for
expansion unit.
For details of unit configuration, see Section 1.1.3
Tablel -5-1 Number of direct I/O module installation
Type
Description
Direct I/O Module
Remarks
BU648E
For basic unit
8
BU643D
For basic unit
3
BU668
For expansion unit
8
BU666
For expansion unit
6
BU664
For expansion unit
4
BU648E
BU643D
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