ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
Function: 2/3/4-pole measurement for earth resistance, soil resistivity, earth voltage, AC voltage
Power Supply: DC 7.4V 2600mAh rechargeable lithium battery, full of about 8.4V
Measurement Range
- Earth Resistance: 0.00Ω ~ 30.00kΩ
- Soil Resistivity: 0.00Ωm ~ 9000kΩm
- Earth Voltage: 0V～600V
Measurement Mode: Precise 4-pole measurement, 3-pole measurement, simple 2-pole measurement of earth resistance
Measurement Method
- Earth Resistance: rated current change-pole method, test current 20mA Max
- Soil Resistivity: 4-pole method (Wenner method)
- Earth Voltage: average rectification (between P(S)-ES)
Test Frequency: 128Hz/111Hz/105Hz/94Hz(AFC)
Short-circuit Test Current: AC 20mA max
Open- circuit Test Voltage: AC 40V max
Test Voltage Wave: Sine wave
Electrode Distance Range: Can be set 1m ~100m
Shift
- Earth resistance: 0.00Ω-30.00kΩ, automatic shift
- Soil Resistivity: 0.00Ωm-9000kΩm, automatic shift
LCD Frame Dimension: 128mm×75mm
LCD Display Dimension: 124mm×67mm
Meter Dimension: 215mm(L)×178mm(W)×83mm(H)
Standard Test Wire: 4PCS: each for red 20m, black 20m, yellow 10m and green 10m
Simple Test Wire: 2PCS: each for red 1.6m and black 1.6m
Auxiliary Ground Rod: 4PCS: Φ10mm×150mm
Measurement Time
- Earth Voltage: about 3 times/second
- Earth resistance, soil resistivity: about 15 seconds/time
Measuring Times: Over 5000 times
Line Voltage: Below AC 600V measure
Communication Interface: USB interface, software monitoring
Communication Cable: 1PCS USB communication cable, length 1.5m
Working Temperature & Humidity: -10℃ ~ 40℃, below 80%RH
Storage temperature & humidity: -20℃ ~ 60℃, below 70%RH
