Rockwell-automation MHB44IND Pulse Input and Analogue Output Module Uživatelský manuál stáhnout pdf (Strana 19)

MHB44IND

October

200

5

–

Issue

2

19

Triguard

SC300E MHB44IND Pulse Input and Analogue Output Module

2.

Operate

the

On/Off

Line

Request

switch

on

the

new

module.

Ascertain

that

the

three

On

Line

LEDs

on

the

new

module

illuminate

for

one

second,

extinguish

for

one

second

and

then

illuminate

permanently

as

the

indicators

on

the

old

module

extinguish.

This

sequence

indicates

that

the

new

module

has

been

put

on

-

line

and

the

old

module

taken

off

-

line.

If

the

indicators

on

the

new

module

do

not

illuminate

either

the

first

or

second

time

or

fail

to

remain

illuminated,

the

new

module

must

be

regarded

as

faulty.

The

old

module

indicators

should

remain

illuminated

indicating

that

it

is

still

on

-

line.

3.

If

the

new

module

is

serviceable,

slacken

the

screws

on

the

old

module

and

use

its

ejection

levers

to

remove

it

from

the

chassis.

PREVENTIVE

MAINTENAN

CE

No

preventive

maintenance

is

necessary.

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