ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
Power Supply: DC9V, R6 AA dry battery 6PCS
Display LCD: LCD:58mmX46mm
Tester Dimension: 160mm(L)×100mm(W)×66mm(H)
Weight: Host: about 800g, total weight: about 2285g (include accessories)
Measurement Method: Earth resistance: rated current change-pole method, measure current 20mA Max; Voltage to earth: average value rectification
Measurement Time: Earth resistance: 15 seconds/time;Voltage to earth : 2 times/second;
Data Storage: 1000 groups , the little digital flash "1000" symbol indicate storage is full
Data Access: Data access function: display "READ" symbol
Overrange Display: Overrange overflow function: display ”OL” symbol
Auxiliary Ground Rod: 2 PCS: Φ10mm×250mm
Test Wires: Red 15m, yellow 10m, green 5m, red 1.5m (total 4 pcs wires)
Wire Resistance Verification: Avoid errors caused by the test line not fully inserted into the instrument interface or poor contact or the user replaces the lengthened test line, ensure grounding resistance measurement more accurate
Auto Shutdown: 3 Minutes after power on, will automatic shutdown without any operation.
Battery Voltage: While battery voltage decreases to around 7.2V, will display low battery voltage symbol“ ”, and remind to replace the battery.
Overload Protection: Earth resistance: between each interfaces of E-P,E-C, AC 280V/3 seconds
Product Features
1. The fuselage is light, easy to carry and operate.
2. With unique calibration function for wire resistance, anti-interference ability and environmental adaptability.
3. With high precision, high stability and reliability
4. Earth voltage measurement.
Measurement Range & Accuracy
Test Function | Range | Accuracy | Resolution |
Earth Resistance | 0.01Ω ~ 20Ω | ±2%rdg±3dgt (Auxiliary earth resistance 100Ω±5%,voltage to earth<10V) | 0.01Ω |
0.1Ω ~ 200Ω | 0.1Ω | ||
1Ω ~ 2000Ω | 1Ω | ||
Earth Current | 0mA~100A AC | ±2%rdg±3dgt | 1mA |
Earth Voltage | 0V~200V AC | ±2%rdg±3dgt | 1V |
