Casella CEL CEL-480 User Manual
Page 2
dB
Ø9Jan98 12.22
Last Cal.
Broadband
Measure
Calibrate
Obtain Menu
Narrowband
L
ZF
Calibration
Memory
Configure
Status
2/6
Measure Mode
Setup
Preamp
CEL48ØA.1 vNN.NN
I/O
Test
ID:
Type 1
None
1
6/1Ø
NNNNNN
512Kb
13Jan98 1Ø:54:42
1%
2
Format
Memory
Full
Runs
512Kb
13Jan98 1Ø:54:42
1%
2
Memory
Full
Runs
Setup
Press MENU
User Setup 1
Key to Start
Language
Backlight
RS232 Comms
Time & Date
Mic. Response
1/5
Delete Current
Delete All
View Current
View All
1/4
Tue
Thu
Wed 7 Jan1998
9 Jan1998
13 Jan1998
15 Jan1998
Fri
Tue
Thu
Wed 7 Jan1998
9 Jan1998
13 Jan1998
15 Jan1998
Fri
1
3
Third Octaves
Single Band
Octaves
2/3
Duration Timer
Delay Timer
More
Options
CEL-480
Models only
Broadband
Mode only
Broadband
Mode only
CEL-480
Models only
Timers Off
1/3
User Setup
2
User Setup
3
User Setup
4
Factory Setup
User Setup
1
2/5
Functions
Dose Results
Period
Mode
SLM Response
1/5
1/3
Third Octaves
Broadband
Octaves
3 Narrow-
band
14
Broadband
Functions
Time Weight
F
Peak Weight
Z
Exchange Q
3
RMS Weight
RMS Weight
A
1/4
LL
LL
AFmx
L
1/14
7Ø
8 Hours
EP,d
L
WA
T
&
Threshold
1/2
Profile
- - - - -
- - - - -
- - - - -
1
2
Period
1min
1/4
More
Options
Runs
Runs
More
Options
Narrow band
models only
Instrument
Version:
A=Broadband
B=Octaves
C=Third-octaves
Type 1 or 2
Firmware version
Instrument ID
XX
XX
XX
MENU
MENU
01012
More Broadband Functions
CEL-440 & CEL-480 SOUND LEVEL METERS Menu Structure
AFmx
30
100
dB
AF
Aeq
AFmn
Zpk
L
L
L
L
L
Z
I
Z
73.6
8k
2k
500
125
32
A
Z
40
60
80
100
L
dB
Aeq
Zpk
AFmn
LL
Narrowband Measurement
From any menu press
several times until a narrow-
band measurement screen is displayed.
Narrowband measurement screens show a single
parameter and a frequency range. Both can be changed
by the quick edit function enabled and disabled by
.
Press
to scan frequencies and store the
measurement results.
If a clock is shown, a timed measurement has been set,
refer to Section 3.1 of the Handbook.
When an auto-stabilised or timed scan is in use, the
instrument waits a short while with the highlight on the
lowest frequency, then steps through the frequency
bands.However, when a manual scan is in use, the
highlight will not move until
is pressed to step to
the next frequency band.
Data stored during the current (or other) runs can be
reviewed while more data is being collected. Press
then use the navigator keys to review the data screens.
When sufficient data has been inspected, press
to
return to the measurement screen.
When the run is to be stopped, press
.
Three options are offered:
Stop run (and store data),
Restart run (abandon current run and start a
new run),
Continue run (continue interrupted run).
Select an option and confirm it by pressing
.
DATA
MENU
Indicated Parameters
F:
Fast
S:
Slow
1:
Impulse
pk:
Peak
mx:
Maximum
mn:
Minimum
eq:
Equivalent Level
av:
Average
Tm3: Taktmaximal 3 sek
Tm5: Taktmaximal 5 sek
EP,d: 8 hr Exposure
EP,v: Projected Exposure
N:
Noise Percentile
AE:
Sound Exposure
TWA: 8 hr Time Wtd Av
TWAv:Projected TWA
FIELD GUIDE to CEL-440/480
Sound Level Meters
MENU
DATA
01009
Type 2, 1/4"
Microphone
&
Preamplifier
Pull the
knurled
sleeve
outwards to
release the
connector
ON/OFF
Navigator
keys
Start/
Pause/
Restart
Access
data
Change
menu
Enables
Quick edit
Back light
Stop
(needs
to confirm)
Protective
grill (
)
Type 1, 1/2"
Microphone
Preamplifier
Red dot
do not
remove
0101
1
Z
I
Z
73.6
8k
2k
500
125
32
A
Z
40
60
80
100
L
dB
CEL-440/480 SLM
060334 FG-02/June 02
dB
Ø9Jan98 12.22
Last Cal.
Broadband
Measure
Calibrate
Obtain Menu
Narrowband
L
ZF
Calibration
Memory
Configure
Status
2/6
Measure Mode
Setup
Preamp
CEL48ØA.1 vNN.NN
I/O
Test
ID:
Type 1
None
1
6/1Ø
NNNNNN
512Kb
13Jan98 1Ø:54:42
1%
2
Format
Memory
Full
Runs
512Kb
13Jan98 1Ø:54:42
1%
2
Memory
Full
Runs
Setup
Press MENU
User Setup 1
Key to Start
Language
Backlight
RS232 Comms
Time & Date
Mic. Response
1/5
Delete Current
Delete All
View Current
View All
1/4
Tue
Thu
Wed 7 Jan1998
9 Jan1998
13 Jan1998
15 Jan1998
Fri
Tue
Thu
Wed 7 Jan1998
9 Jan1998
13 Jan1998
15 Jan1998
Fri
1
3
Third Octaves
Single Band
Octaves
2/3
Duration Timer
Delay Timer
More
Options
CEL-480
Models only
Broadband
Mode only
Broadband
Mode only
CEL-480
Models only
Timers Off
1/3
User Setup
2
User Setup
3
User Setup
4
Factory Setup
User Setup
1
2/5
Functions
Dose Results
Period
Mode
SLM Response
1/5
1/3
Third Octaves
Broadband
Octaves
3 Narrow-
band
14
Broadband
Functions
Time Weight
F
Peak Weight
Z
Exchange Q
3
RMS Weight
RMS Weight
A
1/4
LL
LL
AFmx
L
1/14
7Ø
8 Hours
EP,d
L
WA
T
&
Threshold
1/2
Profile
- - - - -
- - - - -
- - - - -
1
2
Period
1min
1/4
More
Options
Runs
Runs
More
Options
Narrow band
models only
Instrument
Version:
A=Broadband
B=Octaves
C=Third-octaves
Type 1 or 2
Firmware version
Instrument ID
XX
XX
XX
MENU
MENU
01012
More Broadband Functions
CEL-440 & CEL-480 SOUND LEVEL METERS Menu Structure
AFmx
30
100
dB
AF
Aeq
AFmn
Zpk
L
L
L
L
L
Z
I
Z
73.6
8k
2k
500
125
32
A
Z
40
60
80
100
L
dB
Aeq
Zpk
AFmn
LL
FIELD GUIDE to CEL-440/480
Sound Level Meters
MENU
DATA
01009
Type 2, 1/4"
Microphone
&
Preamplifier
Pull the
knurled
sleeve
outwards to
release the
connector
ON/OFF
Navigator
keys
Start/
Pause/
Restart
Access
data
Change
menu
Enables
Quick edit
Back light
Stop
(needs
to confirm)
Protective
grill (
)
Type 1, 1/2"
Microphone
Preamplifier
Red dot
do not
remove
Casella CEL
Regent House, Wolseley Road,
Kempston, Bedford,
MK42 7JY, United Kingdom.
Phone:
+44 (0) 1234 844 100
Fax:
+44 (0) 1234 841 490
E-mail:
Web:
www.casellagroup.com
Casella USA
17 Old Nashua Road #15
Amherst, NH 03031, U.S.A
Toll Free: +1 800 366 2966
Fax:
+1 603 672 8053
E-mail:
Web:
www.casellaUSA.com
CEL-440/480 SLM
060334 FG-02/June 02
The CEL-440 and CEL-480 Sound Level Meters consist
of the instrument unit preamplifier and microphone
shown.
Narrowband Measurement
From any menu press
several times until a narrow-
band measurement screen is displayed.
Narrowband measurement screens show a single
parameter and a frequency range. Both can be changed
by the quick edit function enabled and disabled by
.
Press
to scan frequencies and store the
measurement results.
If a clock is shown, a timed measurement has been set,
refer to Section 3.1 of the Handbook.
When an auto-stabilised or timed scan is in use, the
instrument waits a short while with the highlight on the
lowest frequency, then steps through the frequency
bands.However, when a manual scan is in use, the
highlight will not move until
is pressed to step to
the next frequency band.
Data stored during the current (or other) runs can be
reviewed while more data is being collected. Press
then use the navigator keys to review the data screens.
When sufficient data has been inspected, press
to
return to the measurement screen.
When the run is to be stopped, press
.
Three options are offered:
Stop run (and store data),
Restart run (abandon current run and start a
new run),
Continue run (continue interrupted run).
Select an option and confirm it by pressing
.
DATA
MENU
Indicated Parameters
F:
Fast
S:
Slow
1:
Impulse
pk:
Peak
mx:
Maximum
mn:
Minimum
eq:
Equivalent Level
av:
Average
Tm3: Taktmaximal 3 sek
Tm5: Taktmaximal 5 sek
EP,d: 8 hr Exposure
EP,v: Proj. Exposure
N:
Noise Percentile
AE:
Sound Exposure
TWA: 8 hr Time Wtd Av
TWAv: Proj. TWA.
Casella CEL
Regent House, Wolseley Road,
Kempston, Bedford,
MK42 7JY, United Kingdom.
Phone:
+44 (0) 1234 844 100
Fax:
+44 (0) 1234 841 490
E-mail:
Web:
www.casellagroup.com
Casella USA
17 Old Nashua Road #15
Amherst, NH 03031, U.S.A
Toll Free: +1 800 366 2966
Fax:
+1 603 672 8053
E-mail:
Web:
www.casellaUSA.com
The CEL-440 and CEL-480 Sound Level Meters consist
of the instrument unit preamplifier and microphone
shown.
0101
1
Z
I
Z
73.6
8k
2k
500
125
32
A
Z
40
60
80
100
L
dB
Fold Line
Fold Line
TOP
www.casellagroup.com
Think environment Think Casella
www.casellagroup.com
Think environment Think Casella