Filter
Top Products
64
FX
3G
/FX
3U
/FX
3UC
Series Programmable Controllers
Programming Manual - Basic & Applied Instruction Edition
3 Instruction List
3.1 Basic Instructions
3. Instruction List
This chapter introduces a list of instructions available in programming.
3.1 Basic Instructions
The basic instructions are provided in the following series. The table below shows differences in applicable devices.
Applicable PLC FX3U FX3UC FX3G FX1S FX1N FX2N FX1NC FX2NC
Basic instructions other than MEP and
MEF instructions
33333333
MEP and MEF instructions
Ver.2.30
or later
Ver.2.30
or later
3 –––––
Absence/presence of applicable devices
(D. b)
33––––––
Absence/presence of applicable devices
(R)
333–––––
Mnemonic
Name Symbol Function Applicable devices Reference
Contact Instruction
LD Load
Initial logical operation
contact type NO
(normally open)
X,Y,M,S,D.b,T,C Section 7.1
LDI Load Inverse
Initial logical operation
contact type NC
(normally closed)
X,Y,M,S,D.b,T,C Section 7.1
LDP Load Pulse
Initial logical operation of
Rising edge pulse
X,Y,M,S,D.b,T,C Section 7.5
LDF Load Falling Pulse
Initial logical operation of
Falling/trailing edge pulse
X,Y,M,S,D.b,T,C Section 7.5
AND AND
Serial connection of NO
(normally open) contacts
X,Y,M,S,D.b,T,C Section 7.3
ANI AND Inverse
Serial connection of NC
(normally closed) contacts
X,Y,M,S,D.b,T,C Section 7.3
ANDP AND Pulse
Serial connection of Rising
edge pulse
X,Y,M,S,D.b,T,C Section 7.5
ANDF AND Falling Pulse
Serial connection of
Falling/trailing edge pulse
X,Y,M,S,D.b,T,C Section 7.5
OR OR
Parallel connection of NO
(normally open) contacts
X,Y,M,S,D.b,T,C Section 7.4
ORI OR Inverse
Parallel connection of NC
(normally closed) contacts
X,Y,M,S,D.b,T,C Section 7.4
ORP OR Pulse
Parallel connection of
Rising edge pulse
X,Y,M,S,D.b,T,C Section 7.5
ORF OR Falling Pulse
Parallel connection of
Falling/trailing edge pulse
X,Y,M,S,D.b,T,C Section 7.5
Applicable devices
Applicable devices
Applicable devices
Applicable devices
Applicable devices
Applicable devices
Applicable devices
Applicable devices
Applicable devices
Applicable devices
Applicable devices
Applicable devices