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Devices in Detail 4
4-1
4. Devices in Detail
4.1 Inputs
Device Mnemonic:
X
Purpose:
Representation of ph
y
sical inputs to the pro
g
rammable controller (PLC)
Alias:
I/P
Inp
(X) Input
Input contact
Available forms:
NO ( ) and NC ( ) contacts onl
y
(see example device usa
g
e for references)
Devices numbered in:
Octal, i.e. X0 to X7, X10 to X17
Further uses:
None
Example device usage:
X0
X1
Y10
21
Available devices:
• Please see the information point on pa
g
e 4-2, Outputs. Alternativel
y
refer to the
relevant tables for the selected PLC in chapter 8.
Configuration details:
• Please see chapter 9
FX Series Programmable Controllers