Casella-cel CEL-281 Uživatelský manuál stáhnout pdf (Strana 134)

6 different criterion levels, and 5 different threshold levels.

Memory capacity: 14 hours*.

Time information:

Date and time,

Elapsed time,

Proportion of overload time (%),

Proportion of under-range time (%),

Time maximum level occurred with Fast time weighting,

Time maximum level occurred with Slow time weighting,

First time 200 Pa level exceeded,

Last time 200 Pa level exceeded.

System information:

Overload indication,

Under range indication

Battery level (V),

Low battery indication.

User adjustable parameters:

Time weighting: Fast, Slow and Impulse to IEC 651, or Data,

(18.75 ms),

Frequency weighting: A- or C-weighting,

Exchange rate Q: 3, 4, 5, 6,

Criterion levels: 70, 75, 80, 84, 85, 90 db,

Threshold levels: 70, 75, 80, 85, 90 dB,

Time and date,

10 Measurement start times,

10 Measurement stop times.

Memory:

32 kBytes RAM with battery back-up.

Technical Information

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Casella-cel CEL-281 Uživatelský manuál Strana 134