Omron NT21

1
SECTION 1
General
This section provides fundamental information about the functions and features of the PT s, types of connection, communica -
tion methods, etc. This information will enable you to understand the applications of the PTs.
1-1 Role and Operation of the NT21 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-1-1 Operation of an NT21 at an FA Production Site 2. . . . . . . . . . . . . . . . . . . . . . . . . .
1-1-2 Operations of the NT21 3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-2 Comparison between NT20S and NT21 4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-3 System Configuration 6. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-3-1
Peripheral Devices That Can Be Connected 6. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-3-2
Connecting to the Host 7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-4 Before Operating 7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .