Hình ảnh máy Enviroment Meter PCE-EM882

Technical specifications of the environment noise analyser

Wind speed

Measuring range

0.5 … 30 m/s

Accuracy

± (3 % ±0.3d)

Measuring unnits

m/s, km/h, ft/min, Knot, mph

Tempreature

Measuring range

-40 … +70 °C

Accuracy

±2 °C, ±3.6 °F

Measuring unnits

°C, °F

Resolution

0.1 °C

Relative Humidity

Measuring range

10 … 95 % RH

Accuracy

±5 % RH

Resolution

0.1 % RH

Sound level

Measuring range

35 … 130 dB

Accuracy

±2 dB

Resolution

0.1 dB

Display

4 digits

Frequency range

31.5 Hz … 8 kHz

Weighting filter

dBA

Microphone

electrical capacitor microphone

Applied standards

IEC61672-1 CLASS2

Illumination

Measuring range

0 … 200000 lx; 0 … 20000 Fc

Spectral response

CIE response of a human eye

Spectral accuracy

CIE Vλ function f1′ ≤ 6 %

Cosinus response

f2′ ≤ 2 %

Accuracy

±4 % of measured value
±0.5 % of measuring range (<10000 lx)

Sensor

Silicium photo diode with filter

General technical specifications of the environment noise analyser

Data update rate

1 x per second

Measuring functions

Maximum value (MAX)
Minimum value (MIN)
Data-Hold (Hold)

Automatic power-off

after approx. 15 min of inactivity

Power supply

1 x 9 V battery

Environmental conditions

-20 … +60 °C, 10 … 90 % RH

Storing conditions

-40 … +60 °C, 10 … 75 % RH

Dimensions

252 x 66 x 33 mm

Weight

568 g