Terminal Blocks - Omron NX Series Hardware User Manual

3 Configuration Units
3-1-5

Terminal Blocks

The terminal blocks on the CPU Unit are removable screwless clamping terminal blocks that allow you
to easily connect and remove the wiring.
Connect the Unit power supply and ground lines to the screwless clamping terminal block.
Terminal Block Part Names and Functions
NX-TBC082
(A)
A1 B1
B2
A2
A3 B3
A4 B4
A5 B5
A6 B6
A7 B7
B8
A8
8-terminal type
Letter
(A) Terminal number indication
(B) Release hole
(C) Terminal hole
(D) Ground terminal mark
Refer to 5-4-1 Wiring the Unit Power Supply on page 5-34 and 5-4-8 Wiring to the CPU Unit Terminal
Block on page 5-40 for the wiring procedure.
There are three types of terminal blocks: 8-terminal type, 12-terminal type, and 16-terminal type.
Only the 8-terminal type terminal block can be attached to the NX102 CPU Units.
To prevent mis-insertion, the terminal blocks other than of the 8-terminal type cannot be used.
Additional Information
No terminal and release holes with the numbers A2, A4, A6, A8, B2, B4, B6, and B8 are provid-
ed for the 8-terminal type terminal block.
3-12
(B)
(C)
(D)
Name
Indicates the terminal numbers (A1 to A8 and B1 to B8).
The terminal number indication is the same regardless of the number of
terminals on the terminal block.
Insert a flat-blade screwdriver into this hole when you connect or re-
move the wire.
The wire is inserted into this hole.
This symbol indicates that it is the ground terminal.
Function
NX-series NX102 CPU Unit Hardware User's Manual (W593)