6F3B0250
Basic Hardware and Function 27
1. System Configurati on
Option card slot (T1-40/T1-40S):
Used to insert the option cards. T wo slots are pr ovided. Refer to separ at e “T1/T 1S
Use’s Manual - Expansion I/O -” f or det ails of the option car ds.
Expansion connector (T1-40/T1-40S):
Used to connect the expansion rack or expansion unit. Refer to separate “T1/T1S Use’s
Manual - Expansion I/O -” for details of the T2 type I/O modules.
RS-485 port (T1-40S only):
Used to connect a comput er (SCADA system), operator interface unit, other T1S, or
many kinds of ser ial ASCI I devices including Toshiba’s Inverter thr ough RS-485
interface. Refer to section 1.7 f or more inf or m ation about the T1S’s RS- 485 m ult i-
purpose communicat ion functions.
Mounting hol es:
Used to f ix the T 1/ T1S on a mounting frame by screws. The mounting holes are
provided at two opposite corners.
Use two M4 screws for m ounting. See section 4.2 for
installing t he unit.
DIN rail bracket :
The DIN r ail bracket is pr ovided at t he rear for mounting t he T1/T1S on a 35 m m DIN
rail. See sect ion 4. 2 for installing the unit.
T1
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