ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
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
1 x 1/2" microphone class 2
1 x Wind noise suppressor (foam ball)
1 x USB interface cable
1 x Software (free download)
1 x Mains power adapter
1 x Carrying case
1 x Instruction manual
1 x Sound calibrator PCE-SC 43
1 x ISO calibration certificate for PCE-428
1 x ISO calibration certificate for PCE-SC 43
