Rockwell-automation MAI32AD 32-Analogue Input Module Differential Inpu Manual de usuario descargar pdf (Pagina 13)

MAI32*A

D

October

200

5

–

Issue 4

13

Triguard

SC300E

MAI32*AD

32

-

Channel A/I Module Differential Input

SERVICING

SCOPE

System

repair

is

by

module

replacement.

Faulty

modules

are

not

repairable

in

the

fi

eld,

they

should

be

replaced

by

new

modules

and

returned

for

repair.

CAUTION

1

Before

fitting

a new

module

ensure

that

the

321/320

link

setting

is

the

same

as

that

on

the

old

module.

CAUTION

2

The

module

contains

components

that

may

be

electrostatically

sensitive,

it

should

be

transported

and

stored

in

its

original

packaging

material.

DIAGNOSIS

The

TriBuild

workstation

is

used

for

fault

diagnosis.

In

the

case

of

an

Input/Output

fault

the

Health

LED

on

the

faulty

module

will

be

extinguished.

CAUTI

ON

3

Do

not

use

a mains

-

powered

multimeter

on

the

front

panel

test

points.

CONFIGURATION

The

only

configuration

necessary

is

the

correct

location

of

the

321/320

Link

as

shown

in

Figure

1

-

1 Ensure

that

the

link

configuration

on

the

new

module

is

identical

to

that

on

the

old

module.

REMOVAL AND REPLACEMENT

Preparation

Before

removal

/replacement

ascertain

if

the

module

under

consideration

is

used

in

the

single

or

dual

hot

repair

configuration.

CAUTION

4

Failure

to

take

the

faulty

module

off

-

line

before

removing

it

from

the

chassis

could

trigger

a fault

alarm

or

cause

plant

shutdown.

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