LFE 2000 Series - Page 65

LFE 2000 Series

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958_]

i

REV

B

t-;;-l

Thls

display

appears

next

for

rNPUTrernote

setpolnt

calibration.

Reset

| .-:^:!.'- |

the

precision

calibrator

to

the

high

value

that

equates

to

the

high

end

I

HI

REMSP

I

of

the

sPAN

or

adjust

the

remote

setpoint

pot

to rhe position

that

equates

to

the

high

end

of

the

SPAN.

Allow

a

2 mrnute

inte4val

for

the

controller

to

stabilize

and

then press

the

PARALI

(CHECK)

key

to

advance

to

the

next

display.

proceed

to

Section

6

,12,6.

6.12.5

For

programmers

with

an

analog

current

output

meter

tn

series

in

the

output

current

resistance

including

the

meter

is

less

than

voltage

output,

connect

a

sui

table

preclsion

,

connect

a

suitable

precision

current

loop.

Make

sure

that

the

current

loop

7500.

For

instruments

wrth

analog

voltmet-er

across

the

output

termi.nals.

6

.12.6 CALIBRATION

COMPLETE

Thrs

is

the

flnal

display

in

the

CALIBRATION

SIJB-LOOP.

In

order

ro

enter

and

store

the

calrbration

data,

one

MUST

press

the the

RETURN

key.

All

the

CONFIGURA'IION

changes

and

CALIBRATION

are

not

valid

until

this

step

rs

conpleted.

After

pressing

the

RETURN

key,

the cA[,

rndicator

Boes

our

and the

controller

is returned

to

the

OPERATOR

I_0Op.

t-'*

-l

L1'11':1'

I

If

the

controller

has

had

hardware

modrficatlons,

it is recommended

that

the

completed

controller

be t-ested

per

Section

7

to confirrn

that

the controller performs

to

specification.

use

the

arrow

keys

to

adjust

the

output

to

the

desired

reading

on

the

voltage

or

current

rneter.

This

value

will

correspond

to

the

Lo

spAN

value

of

the

dlsplay

range.

(The

numbers

on

the

lower

rlght

side

of the

dlsplay

are

for

reference

only;

they

do

not

relate

to

any

absolute

output

level.)

When

the

desired

output

level

is

obt-alned, press

the

pARAM

CHECK

key

to

proceed

to

the

next

step.

The

HI 0urPur

calrbration

rs

performed

1n

the

same

manner

as the

previous

step.

Use

the

arrow

keys.

This

output

value

wlll

correspond

to

the

HI

sPAN

of the

display

range.

when

the

desired

output

level

is

obtained,

press

the

PARAI,I

CHECK

key

to

proceed

to

the

next

step.

LFE

Instrunents

Division

-5

8-