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CEL254 Broad Band Sound Level Meter

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CEL254 Broad Band Sound Level Meter

Specification

Accuracy

• IEC 60651 & ANSI S1.4 Type 2

Microphone type

• ¼ inch fixed electret

Total measurement range (dB)

• 30 to 135

Measurement ranges (dB)

• 30 to 100, 65 to 135

Frequency weighting

• A & C

Time weighting

• Slow & Fast & Impulsive

Measured parameter

• Instantaneous level

Maximum level

• Yes

Display

• 3 ½ digit LCD, 12.7 mm character height

Analogue ac output

• 7.25 V rms at FSD

Analogue dc output

• 25 mV/dB

Powered by

• 4 x AAA batteries

Typical battery life (hours)

• 20

Low battery indicator

• Yes

Size mm (in)

• 258 x 70 x 21, (10 x 2 ¾ x 7/8)

Weight gm (oz)

• 230 (8 ¼)

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