Using Intelligent Output Terminals

 

Run Signal

 

 

 

 

 

When the [RUN] signal is selected as an

 

1

 

intelligent output terminal, the inverter outputs [FW,RV]

 

a signal on that terminal when it is in Run

 

0

 

 

 

 

Mode. The output logic is active low, and is

Output

B082

 

the open collector type (switch to ground).

start freq.

frequency

 

 

 

 

 

 

 

 

 

 

 

Run

 

ON

 

 

 

 

signal

 

t

 

 

 

 

 

 

Option

Terminal

Function Name

State

 

Description

Code

Symbol

 

 

 

 

 

 

00

RUN

Run Signal

ON

when inverter is in Run Mode

 

 

 

OFF

when inverter is in Stop Mode

 

 

11, 12, AL0 – AL2

 

Example for terminal [11] (default output

 

 

(none)

 

configuration shown see page 66):

Notes:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The inverter outputs the [RUN] signal whenever

Inverter output

 

RUN

 

 

the inverter output exceeds the start frequency

terminal circuit

 

 

 

 

 

specified by parameter B082. The start frequency

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

is the initial inverter output frequency when it turns

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ON.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CM2

 

 

 

 

11

 

The example circuit for terminal [11] drives a relay

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

coil. Note the use of a diode to prevent the

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

negative going turn-off spike generated by the coil

 

 

 

 

 

 

 

RY

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

from damaging the inverter’s output transistor.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Example for terminal [AL0], [AL1], [AL2] (requires output configuration see page 66):

Inverter logic

RUN

circuit board

 

AL0

AL1 AL2

 

 

 

 

 

Power

 

 

 

 

Load

supply

 

 

 

 

 

 

 

 

 

See I/O specs on page 21,22.

36

Page 38
Image 38
Hitachi hitachi series inverter Using Intelligent Output Terminals, Run Signal, Option Terminal Function Name, Code Symbol