ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
Measuring function
Measurement of RE pile method: 2pole / 3pole / 4pole
Measurement of RE selective electrode method:
3 pole + single clamp
4 pole + single clamp
Double clamp method √
Soil resistivity √
Equipotential resistance measurement √
Interference measurement
Disturbance voltage(AC,DC)
Interference frequency
Clamp current measurement √
The test frequency(Hz): 94,105,111,128
Automatic / manual
Output characteristic
Um 40Vrms sine
Im 250mA
Um-dc 20Vdc
Im-dc 250mA
Re(Rg)
Range 0.02Ω～199.9kΩ
Basic accuracy 2%+5
A single clamp
Range 0.02Ω～19.99kΩ
Basic accuracy 5%+5
Double clamp
Range 0.02Ω～100Ω
Basic accuracy 10%+2
Rdc
Range 0.02Ω～1999Ω
Basic accuracy 2%+2
ρ 0～3768kΩ·m
Measurement of grounding resistance (Rs) testing √
Auxiliary grounding resistance (Rh) testing √
Remove the test function of Rk √
LIMITalarm √
beep √
Power Supply: 8×1.5V AA Alkaline battery
Battery detection √
Auto Power-off √
Display type 240 * 128 dot matrix
Backlight √
RTC √
Storage √
Communication: Isolation of USB communication
Safety: CAT Ⅲ 600V,Pollution degree 2
Overload protection: AC250V
High voltage: AC3250V(50Hz/60Hz) / 5 seconds
Insulation resistance ＞50MΩ / DC 1KV
EMC: Class B
Accessories: The 4 test line, 4 piles, 2 forceps
Size: 210×155×95
Weight: About900g
Standard accessories
• Measurement Suit:H000007
includes:
1 testing wire 6m(black)
1 testing wire 6m(green)
1 testing wire 15m(red)
1 testing wire 30m(blue)
4 auxiliary earth spikes
• 1 user’s manual
• 8 1.5V (LR6)Alkaline batteries
• USB Communication wire
• a software disk(ERTMA)
• Low Range Clamp: H300000R
• Standard Range Clamp: H300000T
• Measurement Ring:H900000
Chosen accessories
• DC15V adaptor
• Rechargeable Batteries(8☓1.2V Ni-Hi or Ni-chromium rechargeable batteries LR6)
