3-3
Terminal Blocks
Screwless clamping terminal blocks are used for the High-speed Analog Input Units for easy wiring
and removal.
The compatible terminal blocks for the High-speed Analog Input Units are NX-TBA162 and NX-
TBB162.
The NX-TBA162 terminal block is connected to the left side of the Unit and the NX-TBA162 terminal
block is connected to the right side of the Unit.
24 mm width
16-terminal type x2
(B)
(C)
(A)
D1
D2
D3
D4
D5
D6
D7
D8
A1
A2
A3
A4
A5
A6
A7
A8
Let-
ter
Name Description
(A) Terminal number indi-
cations
Terminal numbers for which A to D indicate the column, and 1 to 8 indicate the
line are displayed.
The terminal number is a combination of column and line, i.e. A1 to A8 and B1
to B8.
A1 to A8 and B1 to B8 are terminal number of the left terminal block, C1 to C8
and D1 to D8 are terminal numbers of the right terminal block.
(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.
3 Part Names and Functions
3 - 6
NX-series Analog I/O Units User’s Manual for High-speed Analog Input Units (W592)
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