JFE MK-720-E ເຄື່ອງກວດການໄຫຼຂອງ Corona (40kHz)
Detecting frequency: Central frequency 40kHz
Detecting directionality: ±8°
Functions:
Display of discharge component rate, Display converted value in accoustic pressure
Alarm based on discharge component rate, Measuring point indication with laser pointer（Laser pointer light intensity Class 2 IEC 6825-1）
Measurement sensitivity of Discharge component rate（Discharge measurement: equivalent 100 to 300pC): 15 % and more at 1 meter distance
Data memory:
Discharge component rate, Converted value in accoustic pressure: Max. 500 values
Received ultrasound waveform, FFT, TOP10: Max. 10 values
Output:
Buzzer by setting level excess
Signal output terminal （φ3.5mm mini jack）
USB port for memory data output （USB mini B socket）
Power supply: AA dry alkaline battery 4 pcs（over continuous 7 hours use)
Dimensions・Net weight: W 174 x H 272 x D 98mm Approx.370g（excluding batteries）
Measuring ambinent: 0 - 40℃, 10 - 85%RH（non condensing）
Standard configuration: Main unit, AA dry battery x 4, USB cable, Software（CD）*2, Earphone, Strap, Instruction manual, Inspection sheet
ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ