Metrel MI 3290 GF set ເຄື່ອງທົດສອບໂລກ (0.010 Ω~199.9 Ω; 0.00 Ω~100 Ω)
Earth resistance (2, 3, 4-pole) (Measurement range/ Uncertainty) :
0.010 Ω ... 19.99 kΩ / ±(3 % of reading + 3 digits)
0.00 Ω ... 1.999 kΩ / ±(5 % of reading + 3 digits)
0.00 Ω ... 199.9 Ω / ±(8 % of reading + 3 digits)
Selective earth resistance with iron clamp (Measurement range/ Uncertainty):
0.010 Ω ... 19.99 kΩ / ±(8 % of reading + 3 digits)
0.00 Ω ... 1.999 kΩ / ±(8 % of reading + 3 digits)
Selective earth resistance of pylons with flex clamp (Measurement range/ Uncertainty):
0.010 Ω ... 19.99 kΩ / ±(8 % of reading + 3 digits)
0.00 Ω ... 1.999 kΩ / ±(8 % of reading + 3 digits)
Selective earth resistance of pylons with flex clamp (Passive mode): 0.00 Ω ... 19.99 kΩ / ±(8 % of reading + 3 digits)
Earth resistance with two iron clamps (Measurement range/ Uncertainty):
0.00 Ω ... 9.99 Ω / ±(5 % of reading + 2 digits)
10.0 Ω ... 49.9 Ω / ±(10 % of reading + 2 digits)
50.0 Ω ... 100 Ω / ±(20 % of reading)
Specific earth resistance ρ (Wenner and Schlumberger method) (Measurement range/ Uncertainty):
0.00 Ωm ... 19.99 kΩm / Calculated value
Earth potential (Measurement range/ Uncertainty): 0.0 mV ... 49.99 V / Calculated value
HF-Earth Resistance (3-pole) (Measurement range/ Uncertainty):
0.00 Ω ... 19.9 Ω / ±(3 % of reading + 2 digits)
20.0 Ω ... 299 Ω / ±(3 % of reading + 2 digits)
Impulse Earth Resistance (Measurement range/ Uncertainty): 0.0 Ω ... 199 Ω / ±(8 % of reading + 8 digits)
DC Resistance (RLOW) (Measurement range/ Uncertainty): 0.00 Ω ... 1.99 kΩ / ±(2 % of reading + 2 digits)
DC Resistance (CONT) (Measurement range/ Uncertainty): 0.00 Ω ... 19.9 kΩ / ±(3 % of reading + 2 digits)
AC Impedance (Measurement range/ Uncertainty): 0.00 Ω ... 19.99 kΩ / ±(3 % of reading + 2 digits)
Current RMS (Iron Clamp) (Measurement range/ Uncertainty): 1.0 mA ... 7.99 A / ±(2 % of reading + 3 digits)
Current RMS (Flex Clamp) (Measurement range/ Uncertainty): 10 mA ... 49.9 A / ±(8 % of reading + 3 digits)
Battery power supply: 14.4 V DC (4.4 Ah Li-ion)
Mains power supply: 90 ... 260 V AC, 45 ... 65 Hz, 100 VA (300 V CAT II)
Degree of protection: IP65 (case closed), IP54 (case open)
Dimensions (W × H × D): 36 cm × 16 cm × 33 cm
Display: 4.3'' colour LCD with backlight and touch screen
Communication: USB, Bluetooth
Memory: >1 GB
•MI 3290 with basic accessories
•P 1203 EU Licence GF (factory installed on instrument)
•MI 3295M Voltmeter
•A 1709 Test lead 2 wire, 3m
•A 1289 Soft carrying bag
•S 2053 Step voltage test plates, 2 pcs
•S 1072 Continuity test lead with crocodile clip, 2 x 2.5 m, 2 pcs
•A 1707 soft carrying neck belt
•S 2080 1.2 V, 2100 mAh rechargeable batteries type AA
•Power supply adapter
•A 1726 RS 232 cable
ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ