ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
Function: Ground resistance measurement, soil resistivity measurement, step voltage measurement, distributed potential measurement, contact voltage measurement
Ground resistance range
0.030~2.000Ω Accuracy：±2%rdg±5dgt
0~20.00Ω Accuracy：±2%rdg±5dgt
0~200.0Ω Accuracy：±2%rdg±5dgt
0~2000Ω Accuracy：±2%rdg±5dgt
Ground resistance resolution: 0.001Ω
Rated measuring power: 2000W
Capacity of resisting disturbance: Anti-power frequency 50hz voltage 50v
Base condition: 23℃±5℃，below 70%rh (Auxiliary ground resistance 20Ω±10%，voltage to earth＜10V)
Power: AC 220V 10A (50Hz)
Backlight: Controllable gray screen backlight
Measurement mode: four-wire measurement, three-wire measurement, two-wire measurement
Measurement method: Grounding resistance: rated current method
Short circuit test current: 1A、2A、3A、4A、5A(5 file settings)
Soil resistivity electrode spacing range: Can set 1m～100m
Test frequency: 45Hz、55Hz、Automatic dual frequency optional
Short circuit maximum current: AC 5A±10% Sine wave
No-load maximum voltage: AC 400V±10% Sine wave
Display mode: 7-inch touch-control color screen
Touch screen: yes
Measurement indication: Measurement progress display, measurement prompt animation display
Instrument size: L/W/H：540mm*440mm*210mm
Standard test line length: Red 15m，black 15m，yellow 10m，green 10m，yellow 1.5m，green 1.5m each one
Auxiliary grounding rob: 800mm 2pcs , 200mm 2pcs
Measurement time: ground impedance：about 1min/time
Print: Built-in thermal printer
Print paper specification: 57*40mm
Data storage: 100 groups, “Save successfully!” Store indication, display “Save failed, space is full!” character indicates that the storage is full
Data review: yes
Overflow display: Over-range overflow function: “OL” symbol display
Automatic shut-down: no
Power consumption
Standby: <110W
Measure：2000W
Weight
Instrument：27kg
Test line、Auxiliary ground rob、 Instrument bag：5.5kg
Working temperature and humidity: -10℃～40℃；Below 80%rh
Storage temperature and humidity: -20℃～60℃；Below 70%rh
Insulation resistance: 10MΩ above(Between circuit and case500V)
Pressure resistance: AC 3700V/rms(Between circuit and case)
Electromagnetic properties: IEC61010-4-3，Wireless frequency electromagnetic field≤1V/m
Suitable for Safety Regulations
IEC61010-1、IEC1010-2-31、IEC61557-1,5、IEC60529(IP54)、Pollution Degree 2、CAT Ⅲ 300V
