Sigicom INFRA C22 - Page 60

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elements measure velocity. At lower frequencies the level range is lower,
it is for example 25 m/s
2
at 16 Hz. Above 80Hz the level range is higher.
16B. ISO 8569 Acceleration
Mechanical vibration and shock – Measurement and evaluation of shock
and vibration effects on sensitive equipment in buildings.
Level and frequency ranges: 12.5 m/s
2
, 5-300 Hz.
Max resolution in presentation: 0.001 m/s
2
and 3 significant digits.
Threshold range: 0.04 – 11 m/s
2
.
Note! The stated level range is only valid at 80Hz because the sensor
elements measure velocity. At lower frequencies the level range is lower,
it is for example 2.5 m/s
2
at 16 Hz. Above 80Hz the level range is higher.
18A. DIN 4150-3 Anlage
Erschütterungen im Bauwesen – Teil 3: Einwirkungen auf bauliche
Anlage.
Level and frequency ranges: 250 mm/s, 1-315 Hz.
Max resolution in presentation: 0.05 mm/s and 3 significant digits.
Threshold range: 0.4 – 220 mm/s.
18B. DIN 4150-3 Anlage
Erschütterungen im Bauwesen – Teil 3: Einwirkungen auf bauliche
Anlage.
Level and frequency ranges: 25 mm/s, 1-315 Hz.
Max resolution in presentation: 0.005 mm/s and 3 significant digits.
Threshold range: 0.04 – 22 mm/s.
20A. NS 8141:2001 Byggverk
Vibrasjoner og støt - Måling av svingehastighet og beregning av
veiledende grenseverdier for å unngå skade på byggverk.
Level and frequency ranges: 250 mm/s, 5-300 Hz.
Max resolution in presentation: 0.05 mm/s and 3 significant digits.
Threshold range: 0.4 – 220 mm/s.
20B. NS 8141:2001 Byggverk
Vibrasjoner og støt - Måling av svingehastighet og beregning av
veiledende grenseverdier for å unngå skade på byggverk.