Norsonic - Model Nor277 -Tapping Machine

• Nor277 is a tapping machine for impact noise measurements designed to meet the requirements given in ISO 10140-5. ISO 16283-2 and the old ISO 140-6, -7,-8 as well as ASTM E492-04 and ASTM E1007-04e1.

• 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:
• 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")

• Hammers: 5 hammers @ 500 g. Effective falling height 40 mm (adjustable)
• Tapping sequence: 10 impacts per second, rpm controlled via servo feedback loop.
• Power: 84 – 264 V, 47 – 63 Hz
• Battery operation: Optional built-in Li-Ion rechargeable battery.
• Battery capacity: Typical 1 hour with intermittent use and 45 minutes of continues operation.
• Battery de-rating: 
• Battery charging time: 2 hours
• Power consumption: Less than 30 W
• Dimensions: H x L x W: 230 x 495 x 165 (265 feet extended) mm. Add 50 mm to the height for handle.
• Weight: 10 kg (22 lb) including battery and wireless remote option

Accessories

• Acc. incl.: Instruction manual, mains cable, small rod used for the verification of the fall height.
• Optional acc.: Carrying case/Shipping case Nor1336