ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
Power Supply: DC 9V Zi-Mn dry battery LR14 1.5V × 6 PCS
LCD: 124mm × 67mm (black light)
Range:
Ground Resistance: 0.00Ω～30.00kΩ (Automatic shift)
Soil Resistivity: 0.00Ωm～9000kΩm (Automatic shift)
Ground Voltage: AC 0～600V
Resolution:
Resistance: 0.01Ω
Soil Resistivity: 0.01Ωm
Voltage: 1V
Accuracy: ±2%rdg±3dgt
Data Storage: 300 sets
Data Upload Function: RS232 interface, software supervision, storage data can be uploaded to computer, preserved and printed
Power Consumption:
Open Backlight: 45mA Max
Close Backlight: 25mA Max
Measurement: 100mA Max (without backlight)
Working Environment: -10°C～+40°C; below 80%rh
Storage Environment: -20°C～+60°C; below 70%rh
Measurement Method:
Precise 4-pole measurement, 3-pole measurement, simple 2-pole measurement
Soil Resistivity: 4-pole measurement (Wenner method)
Earth Voltage: average rectification (between P(S)-ES)
Data Mode: Average value, maximum, minimum
Cable Resistance Verification: Automatic calibration
Measurement Time:
Ground Voltage: 0.33 S/time
Ground Resistance, Soil Resistivity: 5 S/time
Measuring Times: Over 5000 times (Short-circuit test, measured 1, stop 30 seconds and then measured)
Test Frequency: 128Hz / 111Hz / 105Hz / 94Hz (AFC)
Digital Grounding Resistance Tester Earth Resistance Measurement Soil Resistivity Meter
Earth Resistance Soil Resistivity Tester is specially designed and manufactured for measuring earth resistance, soil resistivity, earth voltage, AC voltage. Adopting the latest digital and micro-processing technology, precise 4-pole, 3-pole and simple 2-pole method for earth resistance measurement, importing FFT and AFC technology, with a unique function of anti-interference capability and the ability to adapt to the environment, consistency of repeat testing, to ensure high precision, high stability and reliability for prolonged measure, which is widely used in electric power, telecommunications, meteorology, oil field, construction, lightning protection, industrial electrical equipment and other earth resistance, soil resistivity, earth voltage, AC voltage measurement.
It can store 300 sets of data, fulfilling historical inquiry and online real-time monitoring through monitoring software, dynamic display, alarm indicator, and with the functions like historical data access, reading, preservation, report forms, printing and so on.
