Toshiba NV Series Hardware Manual page 48

Examples of T2 series expansion base unit to unified controller type1 light are shown
below.
(4) Expansion unit
・BU268
T2 Series
BU268
BU266
PS I/O I/O I/O I/O I/O
CN
(0) (1) (2) (3) (4)
(1)～(7)：I/O Slot No.
CN: Expansion connector
PS: Power module
I/O: I/O module（Up to 8）
・BU266
T2Series
BU266
CN PS I/O I/O I/O I/O I/O
(0)
(1) (2) (3) (4)
(2)～(5)：I/O Slot No.
CN: Expansion connector
PS: Power module
I/O: I/O module（Up to 6）
Table 2.10 T2 series expansion base unit conversion
Before conversion
PU BU
PU 0 1 2
BU268 -
T2
T2E
BU266 -
T2N
: T2 I/O module
○: G2 I/O module
×: Not mountable (mount space slot cover (EX10*ABP1)/space module (SP600))
-: Not provided
I/O I/O I/O
(5) (6) (7)
I/O
(5)
Slot
PU
3 4 5 6 7
BU668
PUM11
BU668
PUM12
- -
BU666
type1 light
BU668
IF PS SP I/O I/O I/O I/O
(0) (1) (2) (3) (4)
(0)～(8)：Slot No. S0～S8
IF: Expansion interface module
PS: Power module
I/O: I/O module（Up to 8）
SP: Space slot
type1 light
BU666
IF PS I/O I/O I/O I/O I/O
(0)
(1) (2) (3) (4)
(0)～(5)：Slot No. S0～S5
IF: Expansion interface module
PS: Power module
I/O: I/O module（Up to 6）
After conversion
Slot
BU
S0 S1 S2 S3 S4 S5 S6 S7 S8
× ○ ○ ○ ○ ○
× ○ ○ ○ ○ ○
○ ○ ○ ○ ○ ○
T series Migration User's Manual - Hardware -
2
I/O I/O I/O I/O
(5) (6) (7) (8)
I/O
(5)
○ ○ ○
○ × ×
- - -
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