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Description

Sound Calibrator SC-3120/ SC-2500/ SC-2120A

Model name SC-3120 SC-2500 New SC-2120A
Applicable standards JIS C 1515:2004 Class 1/C
IEC 60942:2003 Class 1/C		 JIS C 1515:2004 Class 1
IEC 60942:2003 Class 1
ANSI S1.40-2006 (R2011)		 JIS C 1515:2004 Class 2
IEC 60942:2003 Class 2
Method Piston-phone Dynamic speaker Dynamic speaker
Applicable microphone 1/2-inch microphone
MI-1211/1233/1234/1235 /, MI-1431/1432/1433
1/4-inch microphone
MI-1531*
*SC-0313 adapter attached to MI-3140 1/4-inch preamplifier is required.		 1/2-inch microphone 
MI-1431/1432/1433
Sound pressure level Nominal sound pressure level ： 114 dB
Sound pressure deviation：±0.4 dB or less*		 Nominal sound pressure level ： 114 dB
Deviation of sound pressure level：±0.25 dB or less*		 Nominal sound pressure level ： 94 dB
Deviation of sound pressure level：±0.5 dB or less*
Total distortion 2.5 % or less 0.5 % or less 0.5 % or less
Frequency

Nominal frequency ：250 Hz

Frequency deviation* ±0.4 % or less*

 

Nominal frequency ：1000 Hz

Frequency deviation* ±0.5 % or less*

 

Nominal frequency ：1000 Hz

Frequency deviation* ±1 % or less*

 
Operating environment Air temperature ： -10 to 50 ℃ (with no condensation) 
Static pressure  ： 65 to 108 kPa
Relative humidity： 25 to 90 % (Excluding a combination of air temperature and humidity that exceeds dew-point temperature of 39 ℃ or higher.)
Power requirement Type AA battery (R6P or LR6) × 3 Type AA battery (LR6 or HR6)× 2 9V flat battery (6F22 or 6LR61) × 1
Battery life 2.5 hours or more continuous operation (when using R6P) 4 hours or more continuous operation (when using LR6) 20 hours or more continuous operation (when using 6F22)
Outer dimensions
(not including protruded section)		 60 (W) × 38 (H) × 200 (D) mm 84 (W) × 53 (H) × 76 (D) mm 52 (W) × 45 (H) × 130 (D) mm
Weight Approx. 600 g (not including battery cells) Approx. 200 g (not including battery cells) Approx. 300 g (not including battery cells)
Accessory Instruction manual × 1
Barometer × 1
Type AA battery (R6P) × 3
Storage case × 1
SC-0312 (1/2-inch adapter) × 1		 Instruction manual × 1
Type AA battery (LR6) × ２		 Instruction manual × 1
9V flat battery (6F22) × 1

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