ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
Specification
PCE-322A
Noise levels:
Low: 30 ... 80 dB
Medium: 50 ... 100 dB
High: 80 ... 130 dB
Auto: 30 ... 130 dB
Dynamic range: 50 dB
Display 4-digit: LCD
Resolution: 0.1 dB
Accuracy: ±1.4 dB
Sampling rate: 2 x per second
Frequency: 31.5 Hz ... 8 kHz
Storage capacity: 32,700 readings
Frequency weighting: A and C
Time weighting: Fast (125 ms); Slow (1 sec.)
Microphone type: Electret condenser
Functions: MIN, MAX, HOLD, ALARM
Analog output: AC/DC millivolt
Headphone
Data interface: USB port
Automatic shutdown: After 15 minutes inactivity
Operating conditions: 0 ... +40 °C / +32 ... +104 °F, < 90 % RH
Storage conditions: -10 ... +60 °C / +14 ... +140 °F, 10 ... 75 % RH
Power supply: 9 V block battery (for approx. 30 h continuous operation)
AC power
Dimensions: 280 x 95 x 45 mm / 11.02 x 3.74 x 1.77"
Weight: Approx. 350 g / 0.78 lb
Standards: IEC 61672-1 Class II
PCE-SC 42
Frequency: 1 kHz / ± 0.1 %
Sound pressure levels: 94 decibels (dB) and 114 dB
Accuracy: ± 0.3 dB (at 20 °C / 68 °F and 760 mm Hg / 101325 Pa)
Microphone: 1/2 " and 1 " microphone opening
Standard: IEC 942 class 2
Power supply: 1 x 9 V battery (block, NEDA 1604, Burgess 2U6 or similar)
Battery life: Approx. 100 hours
Environmental conditions: -10 ... +50 °C / +14 ... +122 °F
Storage conditions: -40 ... +65 °C / -40 ... +149 °F (remove battery beforehand)
Temperature coefficient: 0 ... 0.01 dB / °C
Altitude effect: Reduction of approx. 0.1 dB per altitude gain from 2000 ft from the sea level up to 12000 ft or comparable changes of the atmospheric pressure (approx. at every decrease of 50 mm Hg)
Dimensions: Approx. 48 x 48 x 138 mm / 1.89 x 1.89 x 5.43"
Weight: Approx. 250 g / 0.56 lb
Delivery contents
1 x PCE-322A noise meter / sound meter
1 x wind noise suppressor
1 x USB cable
1 x mini tripod
1 x calibration screwdriver
1 x battery
1 x power adapter
1 x carrying case
1 x user manual
1 x Soundlevel- Calibrator PCE-SC 42
