Sequence ControlSequence ControlFR Configurator2 CompatibleINVERTERA800 PLC Function Quick Start GuideFor Beginners

Mitsubishi Electric A800 Quick Start Manual

A800

Applicable inverter model

Operation panel indication

PLC function specifications

System configuration

Operations of PLC function (Pr.414, Pr.415, Pr.498, Pr.1150 to Pr.1199)

Prior to creating sequence programs

Sequence program execution

Setting the communication parameter

Writing sequences programs

Device map

Internal relay (M) device map

Special register

Special registers to monitor and control inverter status

Data read by controlling read command (from OFF to ON)

Data writing method by controlling write command (from OFF to ON)

Inverter operating status control

Inverter parameter access error (SD1150)

User-defined error (SD1214)

Read/Write method of inverter parameters

Writing inverter parameters

User area reading/writing

Analog I/O function

Pulse train input function

PID control

Clearing the flash memory of the PLC function

Constant scan

CC-Link communication

Function block diagram

CC-Link parameter

CC-Link I/O specifications

I/O signals when the double setting is set in CC-Link Ver.2 (Pr.544 = "112")

I/O signals when the quadruple setting is set in CC-Link Ver.2 (Pr. 544 = "114")

I/O signals when the octuple setting is set in CC-Link Ver.2 (Pr. 544 = "118 or 128")

Buffer memory

Remote input signals Pr.544 = "100" (inverter (FR-A8NC) to master station)

Remote registers Pr.544 = "100" (master station to inverter (FR-A8NC))

Remote registers Pr.544 = "100" (inverter (FR-A8NC) to master station)

Sequence program

Overview

RUN/STOP operation

Programming language

Function block (FB)

Operation processing method of the PLC function

I/O processing method

Response delay in refresh mode

Scan time

Values that can be used in sequence programs

BIN (binary)

HEX (hexadecimal)

Explanation of devices

Internal relay M

Timer T

Processing and accuracy of timers

Counter C

Count process in refresh mode

Data register D

Special relays and special registers

Function list

RUN/STOP method of PLC function from an external source (remote RUN STOP)

Watchdog timer (watchdog error supervision timer)

Self-diagnostic function

Registering file password

Output (Y) status settings when STOP status → RUN status

Structure of instructions

Bit device processing method

Handling of numerical values

Operation error

Sequence instructions list

Basic instructions

Application instructions

Display instruction

How to view instructions

Sequence instructions

Association instruction: ladder block series connection, parallel connection ... ANB, ORB

Association instruction operation results, push, read, pop ... MPS, MRD, MPP

Output instruction: bit device, timer, counter

Output instruction: device set, reset ... SET, RST

Output instruction: rising, falling differential output ... PLS, PLF

Shift instruction: bit device shift ... SFT, SFTP

Master control instruction: master control set, reset ... MC, MCR

Termination instruction: termination of main program

Other instructions: non-processing ... NOP, NOPLF, PAGE n

Basic instruction (16-bit)

Comparison operation instruction 16-bit data comparison

Arithmetic operation instruction

Arithmetic operation instruction BIN 16-bit addition/subtraction ... +, +P, -, -P

Arithmetic operation instruction BIN 16-bit multiplication/division ... *, *P, /, /P

Arithmetic operation instruction BIN 16-bit data increment/decrement ... INC, INCP, DEC, DECP

Data transfer instruction

Data conversion instruction 2's complements of BIN 16-bit data ... NEG, NEGP

Data conversion instructions BIN 16-bit data BCD conversions ... BCD, BCDP

Data conversion instructions BIN 16-bit data BIN conversions ... BIN, BINP

Mitsubishi Electric A800 Quick Start Manual

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