PCE SC 43 等级2分贝计校准器 (~114 dB)

Sound level: 94 dB, 104 dB, 114 dB

Accuracy: ±0.4 dB

Class: 2

Frequency: 1000 Hz for A, B, C và D frequency weighting

Frequency accuracy:±1.7 %

Stabilization time: 10 seconds

Total harmonic distortion  : <3 %

Environmental conditions  

Temperature influences: <0.4 dB at 0 ... 40 °C / 32 ... 104 °F

Humidity influences: 25 ... 90 % RH

Atmospheric pressure: <0.1 dB at 65 ... 108 kPa

Stability at <60 seconds: ±0.15 dB

Stability after one year: ±0.35 dB

(normal use)  

Operating conditions: 0 ... 40 °C / 32 ... 104 °F, <25 ... 90 % RH,

  non-condensing

Storage conditions: -20 ... 50 °C / -4 ... 122 °F, <90 % RH,

  non-condensing

Automatic shutdown: after 20 minutes

Power supply: 2 x 1.5 V AA batteries

Battery life: ca. 50 hours

Microphone size : 1/2 inch

Dimensions: 60 x 130 x 37.5 mm / 2.3 x 5.1 x 1.4"

Weight: 400 g / 14.1 oz



Sound pressure level: 94 dB, 104 dB, 114 dB

Accuracy: ±0.4 dB

Class: 2

Frequency: 1000 Hz for A, B, C and D frequency weighting

Frequency accuracy:±1.7 %

Stabilization time: 10 seconds

Total harmonic distortion  : <3 %

Environmental conditions  

Temperature influences: <0.4 dB at 0 ... 40 °C / 32 ... 104 °F

Humidity influences: 25 ... 90 % RH

Atmospheric pressure: <0.1 dB at 65 ... 108 kPa

Stability at <60 seconds: ±0.15 dB

Stability after one year: ±0.35 dB

(normal use)  

Operating conditions: 0 ... 40 °C / 32 ... 104 °F, <25 ... 90 % RH,  non-condensing

Storage conditions: -20 ... 50 °C / -4 ... 122 °F, <90 % RH,   non-condensing

Automatic shutdown: after 20 minutes

Power supply: 2 x 1.5 V AA batteries

Battery life: ca. 50 hours

Microphone size : 1/2 inch

Dimensions: 60 x 130 x 37.5 mm / 2.3 x 5.1 x 1.4"

Weight: 400 g / 14.1 oz

Delivery scope

1 x Class II Decibel Meter Calibrator PCE-SC 43

2 x 1.5 V AA batteries

1 x Instruction manual



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