Mitsubishi Electronics FX3G

/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