ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
Specification
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
Display update: 2 x per second
Frequency: 31.5 Hz ... 8 kHz
Storage capacity: 32,700 readings (9 hours @ 1 second interval)
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
Headphone
Data interface: USB
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: ca. 350 g / 0.78 lb
Standards: IEC 61672-1 (Class II)
Delivery contents
1 x SPL Meter PCE-322ALEQ
1 x PCE-SOFT-LEQ software (LEQ calculation) + manual
1 x Wind noise suppressor
1 x Interface cable
1 x Mini tripod
1 x Calibration screwdriver
1 x Battery
1 x Power adapter
1 x Carrying case
1 x Operation manual
