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ND9B - Digital Sound Level Meter Calibrator Professional Noise Decibel
Rp2.550.000
semua produk prima pompa teknik 2 memiliki garansi resmi
FEATURES:
Simple & Easy OperationDigital Display with Backlight, Clearly Shows the Chosen dB LevelLightweight and Small SizeRemovable 1/2" Transducer Cap, Suitable for 1" and 1/2" Microphone SizeConforms to IEC60942 (IEC942) Class 1 Standard.Solid Design Provides Accurate and Reliable PerformanceSuitable for Personal, Field and Laboratory use
complete Set Includes:
1 x Sound Level Calibrator
1 x English Manual
Standard Package
SPECIFICATIONS:
Sound Pressure Level: 94dB & 114dB
Accuracy: ±0.3dB (20°C, 760mm Hg)
Frequency: 1000±0.01% Hz allows calibration with A,B,C or D weighting networks or linear
Microphone Size: 1" and 1/2" microphones Temperature Coefficient: 0~0.01 dB/°CStandard: IEC60942 (IEC942) Class 1Altitude Effects: Approximately decrease 0.1dB per 2000 ft increase in altitude from sea level to 12,000 ft elevation, or comparable atmospheric pressure change (approximately every 50mm of Hg decrease)
Operating Temperature: -10~50°C
Storage Temperature: -40~65°C(batteries removed)
Power Supply: 2 x 1.5V AAA (excluded)
Size: 137 x x51 x 51mm
FEATURES:
Simple & Easy OperationDigital Display with Backlight, Clearly Shows the Chosen dB LevelLightweight and Small SizeRemovable 1/2" Transducer Cap, Suitable for 1" and 1/2" Microphone SizeConforms to IEC60942 (IEC942) Class 1 Standard.Solid Design Provides Accurate and Reliable PerformanceSuitable for Personal, Field and Laboratory use
complete Set Includes:
1 x Sound Level Calibrator
1 x English Manual
Standard Package
SPECIFICATIONS:
Sound Pressure Level: 94dB & 114dB
Accuracy: ±0.3dB (20°C, 760mm Hg)
Frequency: 1000±0.01% Hz allows calibration with A,B,C or D weighting networks or linear
Microphone Size: 1" and 1/2" microphones Temperature Coefficient: 0~0.01 dB/°CStandard: IEC60942 (IEC942) Class 1Altitude Effects: Approximately decrease 0.1dB per 2000 ft increase in altitude from sea level to 12,000 ft elevation, or comparable atmospheric pressure change (approximately every 50mm of Hg decrease)
Operating Temperature: -10~50°C
Storage Temperature: -40~65°C(batteries removed)
Power Supply: 2 x 1.5V AAA (excluded)
Size: 137 x x51 x 51mm
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