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Delta Electronics AC Motor Drive VFD-E User Manual

Page 193

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Chapter 4 Parameters|

4-140

Revision June 2008, 04EE, SW--PW V1.11/CTL V2.11

11.10

Multi-function Input Terminal (MI11)

11.11

Multi-function Input Terminal (MI12)

Settings

0 to 23

Factory Setting: 0

Settings

Function

Description

0 No

Function

Any unused terminals should be programmed to 0 to insure they

have no effect on operation.

1

Multi-Step Speed

Command 1

2

Multi-Step Speed

Command 2

3

Multi-Step Speed

Command 3

4

Multi-Step Speed

Command 4

These four inputs select the multi-speed defined by Pr.05.00 to

Pr.05.14 as shown in the diagram at the end of the table in

Pr.04.08.

NOTE: Pr.05.00 to Pr.05.14 can also be used to control output

speed by programming the AC motor drive’s internal PLC

function. There are 17 step speed frequencies (including

Master Frequency and Jog Frequency) to select for

application.

5 External

Reset

The External Reset has the same function as the Reset key on

the Digital keypad. After faults such as O.H., O.C. and O.V. are

cleared this input can be used to reset the drive.

6 Accel/Decel

Inhibit

When the command is active, acceleration and deceleration is

stopped and the AC motor drive maintains a constant speed.

7

Accel/Decel Time

Selection

Command

Used to select the one of 2 Accel/Decel Times (Pr.01.09 to

Pr.01.12). See explanation at the end of this table.

8

Jog Operation

Control

Parameter value 08 programs one of the Multi-function Input

Terminals MI7

∼ MI12 (Pr.11.06~Pr.11.11) for Jog control.

NOTE: Programming for Jog operation by 08 can only be

done while the motor is stopped. (Refer to parameter

Pr.01.13~Pr.01.15)