Omron Sysmac NX-TBX01, User Manual

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3 Part Names and Functions
NX-series System Units User’s Manual (W523)
3-2 N
ames o
f Sh
ield Co
nn
ectio
n Un
it Part
s
3
3-
2-1 Screw
less Cla
m
pi
ng T
er
m
inal Blo
ck T
ype
The NX-TB

2 and NX-TB

1 Terminal Blocks have different terminal current capacities.
The NX-TB

2 has 10 A and NX-TB

1 has 4 A.
To differentiate between the two models of terminal blocks, use the terminal number column indica-
tions. The terminal block with white letters on a dark background is the NX-TB

2.
You can mount either NX-TB

1 or NX-TB

2 Terminal Blocks to the Shield Connection
Unit.
Additional Information
The Shield Connection Unit is only compatible with the 16-terminal type. You cannot use a ter-
minal block with a different number of terminals.
 Applicable Terminal Blocks for Each Unit Model
The following indicates the terminal blocks that are applicable to each Unit.
Refer to A-4 List of Screwless Clamping Terminal Block Models on page A-25 for information on the
models of terminal blocks.
Letter Name Description
(A) Terminal number indi-
cations Terminal numbers for which A and B indicate the column, and 1 to 8 indi-
cate the line are displayed.
The terminal number is a combination of column and line, i.e. A1 to A8
and B1 to B8.
(B) Release holes Insert a flat-blade screwdriver into these holes to connect and remove the
wires.
(C) Terminal holes The wires are inserted into these holes.
(D) Ground terminal mark This mark indicates ground terminals. It is only on the NX-TBC  2.
Unit model number
Terminal block
Model
Number of termi-
nals
Ground terminal
mark
Current capacity
NX-TBX01 NX-TBA161 16 Not provided 4 A
NX-TBC162 Provided 10 A