Casella-cel CEL-593 Manual de usuario descargar pdf (Pagina 15)

Table 1: Bandwidths

Operating Modes &

Measurement Parameters

CEL-5X3.C1/C2 (

−

⁄

−

1

⁄

1

1

⁄

3

) B1/B2 (

−

⁄

−

1

⁄

1

)

CEL-5X3.A1/A2 (

−

⁄

−

)

Broad Band Octave & Third Octave

Real Time Sound Level Meter

Freq Weightings

Time Weightings

Exch Rate Q

Parameters

2 (from Lin, A & C)

2 (from Slow, Fast & Impulse)

2 (from Q=3, 4, 5 & 6)

SPL

Max & Min

L

eq

& IL

eq

L

avg

LinPeak/C Peak

L

epd

(with Q=3)

TWA (with Q=5 & Slow wtg)

SEL

L

Tm3

&L

Tm5

1 x Broad &

Narrow Band

1 x Optional Broad Band

(from Lin, A & C)

1 (from Slow, Fast & Impulse)

Fixed at Q=3

SPL

Max

L

eq

Environmental Mode (Not CEL-553)

Freq Weightings

Time Weightings

Exch Rate Q

Parameters

Meas Period

Durations

Auto Start/Stop Times

Ln values

1

Profiles

2 (from Lin, A & C)

1 (from Slow, Fast & Impulse)

1 (from Q=3, 4, 5 & 6)

SPL not stored

Max & Min

SEL of period

L

eq

& IL

eq

L

avg

LinPeak/C Peak

L

Tm3

&L

Tm5

0.5, 1, 5, 10, 15, 30 sec

1, 5, 10, 15, 20, 30, 60 min

24 sets

5

1 SecMax

2

or 1 sec L

eq

1 x Broad &

Narrow Band

1 x Optional

Broad Band (from Lin, A & C)

1 (from Slow, Fast & Impulse)

Fixed at Q=3

SPL not stored

Max

L

eq

0.5, 1, 5, 10, 15, 30 sec

1, 5, 10, 15, 20, 30, 60 min

24 sets

5

A cumulative result set and set of histograms are ALWAYS stored

Event Mode (CEL-593 Only)

Freq Weightings

Time Weightings

Exch Rate Q

Parameters

Profiles

Triggering

Threshold

Triggering Delays

1 (from Lin, A & C)

1 (from Slow, Fast & Impulse)

Fixed at Q=3

Max Level

Time of Max

SEL

Duration

Event L

eq

LinPeak/C Peak

1 SecMax

Manual or Threshold + Delay

40 to 139 dB

1 to 30 sec

1 (from Lin, A & C)

1 (from Slow, Fast & Impulse)

Fixed at Q=3

Max Level

Time of Max

SEL

Duration

Event L

eq

LinPeak/C Peak

1 SecMax

Spectrum Profiles

Manual or Threshold + Delay

40 to 139 dB

1 to 30 sec

≥

≥ ≥

1 2 ... 10 11 12 13 14 15 16

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