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Tapping machine

Tapping machine

Part Number:Nor277
For making footfall noise transmission measurements in buildings as set out in International and National Standards.
� Impact sound transmission testing according to ISO 140 part VI, VII and VIII, ASTM E-492 and ASTM E-1007
� Determination of single number quantity index Ln,w, in accordance with ISO 717-2 and ASTM E-989
� Remote operation from hand switch or PC
� Mains or battery operation
� Powered from 85-264 volt AC main supply. Built in Lithium Ion rechargeable batteries.
� Battery capacity: Typical 1 hour with intermittent use and 45 minutes of continues operation.
� Battery de-rating: <5% loss in capacity per 100 discharge/charge cycles.
� Charging time: 2 hours
� Compact
� Low weight 10 kg (22 lb) incl. battery and wireless remote option
� Rugged construction
� Five hammers each having a mass of 500 g falling from a height of 40 mm (adjustable)
� Tapping sequence of 10 impacts per second, rpm controlled via servo feedback loop
� Built in self check of hammer fall speed, and tapping sequence.
� Retractable feet
� Dimensions feet retracted: 165 x 230 x 495 mm (6,5 x 9,1 x 19,5")
� Dimensions feet extended: 265 x 230 x 495 mm (10,4 x 9,1 x 19,5")
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