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Delta Electronics VFD-M User Manual

Page 50

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Chapter 4 Parameters|

Revision May 2008, ME14, SW V3.04

4-15

Switching acceleration and deceleration time

Applications Purpose

Functions

Related

Parameters

Auto turntable for
conveying machinery

Switching
acceleration and
deceleration time
by external signal

When an AC motor drive drives two or
more motors, it can reach high-speed
but still start and stop smoothly.

Pr.10~Pr.13
Pr.39~Pr.42

Overheat Warning

Applications Purpose

Functions

Related

Parameters

Air conditioner

Safety measure

When AC motor drive overheats, it
uses a thermal sensor to have
overheat warning.

Pr.45~Pr.46
Pr.39~Pr.42

Two-wire/three-wire

Applications Purpose

Functions

Related

Parameters

General application

To run, stop,
forward and
reverse by external
terminals

FWD/STOP

REV/STOP

M0 "Open": Stop, "Close": FWD Run

M1 "Open": Stop, "Close":REV Run

GND

RUN/STOP

REV/FWD

M0 "Open": Stop, "Close": Run

M1 "Open": FWD, "Close":REV

GND

3-wire

STOP

RUN

FWD/REV

M0 Run command, Runs when "close"
M2 Stop command, stops when "Open"

M1 REV/FWD Run selection

"Open": FWD Run

"Close": REV Run

GND

Pr.01
Pr.38

Operation Command

Applications Purpose

Functions

Related

Parameters

General application

Selecting the
source of control
signal

Selection of AC motor drive control by
external terminals or digital keypad.

Pr.01

Pr.39~Pr.42