Omron NX-SIH400, Руководство пользователя

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Additional Information
If more than 2 A will flow on the wires, use plated wires or use ferrules.
l
Securing Wires
It is necessary to secure wires to the screwless clamping terminal block depending on the wire
types that are used or the current flows on the wires.
The following table gives the necessity for securing wires.
Terminals Wire type
Classifica-
tion
Current ca-
pacity
Ferrule
Twisted wires Solid wire
Plated Unplated Plated Unplated
All terminals
except
ground termi-
nals 2 A max. No No No No No
Greater than
2 A and 4 A
or less Not possible Yes Not possible
Greater than
4 A Yes Not possible
Ground termi-
nals --- No No No No
Use the following procedure to secure the wires.
1
Prepare a cable tie.
A cable tie can be used with a width of 4 mm or less and a thickness of 1.5 mm or less. Select
a cable tie correctly for the operating environment.
1.5 mm or less
4.0 mm or less
2
Pass a cable tie through the hole for securing wires on the bottom of the screwless clamping
terminal block.
3 Installation and Wiring
3 - 13
NX-series Safety Control Unit User's Manual (Z930)
3-3 W
iring the T
erminals
3
3-3-1
Wiring to the Screwless Clamping T
erminal Blocks