ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
Specification
Type: SPL and dose
Measuring range :30 ... 130 dB (SPL) / 70 ... 130 dB (dose, in 1 dB increments)
Dose rating levels: 80, 84, 85, 90 dB
Dose exchange rate: 3, 4, 5 or 6 dB
Accuracy (at 23 ± 5 ° C, < 94 dB) ± 3.5 dB (31.5 Hz)
± 2.5 dB (63 Hz)
± 2.0 dB (125 Hz)
± 1.9 dB (250 Hz)
± 1.9 dB (500 Hz)
± 1.4 dB (1000 Hz)
± 2.6 dB (2000 Hz)
± 3.6 dB (4000 Hz)
± 5.6 dB (8000 Hz)
Resolution: 0.1 dB
Frequency range: 31.5 ... 8000 Hz
Frequency weighting: A and C
Time evaluation: 125 ms (fast) / 1 s (slow)
Data logging: Manual (interval must be set to "0") or adjustable automatic
Adjustable auto logging interval: 1 ... 3600 s
Sampling rate: Approx. 1 second
Storage: Internal memory for up to 16,000 readings, SD card slot for 1 ... 4GB SD card (card included)
Interface: RS-232 and USB
Measurement error: ≤ 0.1% of the total stored data
Measurement outside range: Display of "----"
Functions: Data hold, min / max, date / time, auto shutdown (on / off), audible alarm (on / off)
Calibration Internal calibration possible at 94 dB with PCE-SC 42 acoustic calibrator (sold separately - see accessories)
Power supply: 6 AAA Batteries or optional power supply
Operating conditions: 0 ... +50 ° C (+32 ... +122 ° F), < 85% RH
Display: Backlit LCD, 50 x 30 mm (1.97 x 1.18")
Microphone: Electric condensation / Ø 12.7 mm (0.5")
Approx. device weight: 250 g (0.56 lb)
Approx. device dimensions: 132 x 80 x 32 mm (5.20 x 3.15 x 1.26")
Delivery contents
1 x PCE-NDL 10 data-logging noise dose meter
1 x microphone with clip
1 x SD card
1 x carrying case
1 x strap
1 x user manual
