PCE 428-ICA 状态监测声级计 (25-136 db (A); ISO Calibration Cert.)

Measuring range: 25 ... 136 db(A)

Accuracy: Class 2

Frequency range: 20 Hz ... 12.5 kHz

Standards: GB/T 3785.1-2010; GB/T 3785.2-2010; IEC 60651:1979; IEC 60804:2000; IEC 61672-1:2013; ANSI S1.4-1983; ANSI S1.43-1997

Frequency analysis: 1/1 Octave band filter: 20 Hz ... 8 kHz

                                 1/3 Octave band filter: 20 Hz ... 12.5 kHz

Microphone: 1/2" microphone Class 2

                     Sensitivity: 40 mV/PA

                     Frequency range: 20 Hz ... 12.5 kHz

                     Connection: TNC

                     Power supply: ICCP Standard

Data-logging interval: 1 s ... 24 h (adjustable)

Display: 160 x 160 pixel LCD with backlight

Memory: 4 GB Micro SD card

Interface: USB (Memory readable via software or directly as mass storage), RS-232

Voltage output: AC 5V RMS

                         DC 10 mV/db

Power supply: 4 x 1.5V AA Batteries

                       12V / 1 A Power plug

                       5V / 1 A USB

Battery life: Min. 10 h continuous use

Dimensions: 70 x 300 x 36 mm / 2.76 x 11.81 x 1.42 in (W x H x D)

Weight: Approx. 620 g / 1.4 lbs incl. batteries

Class 2 Sound Calibrator: PCE-SC 43

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

Accuracy: ±0.4 dB

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

Frequency accuracy: ±1.7 %

Stabilization time: 10 seconds

Power supply: 2 x 1.5 V AA batteries

Battery life: ~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 Condition Monitoring Sound Level Meter PCE-428-ICA

1 x Microphone

1 x Wind noise suppressor (foam ball)

1 x USB cable

1 x PC software is a free download

1 x Power supply

1 x User manual

1 x Carrying case

1 x ISO Calibration Certificate