Operation – Casella CEL CEL-440 User Manual

Page 42

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Operation

Press

Display Shows

Comments

3. If required,

change the

narrowband

measure-

ment range

to accom-

modate

expected

levels

and

The current range is shown

on the analog display.

and

operate on the

instrument range in a Stop

screen.
All measurement, recall and

setup operations for the

setup commence from this

screen.

4. Start a

measure-

ment run

(i.e. scan

frequencies

and store

data)

shows that a run is in

progress.

When an auto stabilized or

timed scanning setup is in

use, the cursor waits a short

time before stepping

through the bands.

A CEL-480 scan may repeat

several times.
The time elapsed since the

start of the scan is shown at

the top right of the display.

Go to Step 8.

(If required, press

to

stop the scan. The three

options described in Section

4.1.2, Step 10 will be

offered.)

5. If a screen

like this is

displayed

while a

CEL-480 is

being used

The delay timer has been

enabled. The clock indicates

this is a Wait screen with

current date and time, plus

the time at which the run

will start.

Once the run has started, go

to to Step 9.

Setting the Delay timer is

described in Section 3.1.

(If required, press

to

abort the run.)

Z

I

Z

73.6

8k

2k

500

125

32

20

40

60

80

L

m-14

dB

A

Z

Z

I

25Hz

43.6

8k

2k

500

125

32

20

40

60

80

L

m-15

dB

ØØØØ

Ø:1Ø

A

Z

Wed 14 Jan 1998

Ø9:45:21

12:ØØ:ØØ

m-06

Page 42 - CEL-440/480 Operators Handbook

Operation

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