Letter Name Function
(A) Marker attachment loca-
tion
The locations where markers are attached. The markers made by OMRON
are installed for the factory setting. Commercially available markers can also
be installed.
Refer to 3-1-2 Attaching Markers on page 3 - 4.
(B) NX bus connector This is the NX-series bus connector.
(C) Unit hookup guides These guides are used to connect two Units.
(D) DIN Track mounting
hook
This hook is used to mount the NX Unit to a DIN Track.
(E) Protrusions for removing
the Unit
The protrusions to hold when removing the Unit.
(F) Indicators The indicators show the current operating status of the Safety Output Unit or
signal I/O status.
Refer to 2-3-3 Indicators on page 2 - 38.
(G) Terminal block The terminal block is used to connect external devices.
(H) Unit specifications The specifications of the Safety Output Unit are given.
Terminal Blocks
There are two models of screwless clamping terminal blocks: NX-TB£££2 and NX-TB£££1. The
following models of Terminal Blocks can be mounted to Safety Output Units.
NX-TB
£££2
8-terminal type
(A)
A1
A2
A3
A4
A5
A6
A7
A8
B1
B2
B3
B4
B5
B6
B7
B8
(B)
(C)
NX-TB£££1
2 Specifications
2 - 36
NX-series Safety Control Unit User's Manual (Z930)
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