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인증된 전문가에게 직접 연결
인증된 전문가에게 직접 연결
Ground resistance
Range:
0.00Ω～30.00Ω / 30.0Ω～300.0Ω / 300Ω～3000Ω (±2%rdg±3dgt)
3.00kΩ～30.00kΩ ±4%rdg±3dgt
Resolution: 0.01Ω/ 0.1Ω /1Ω/10Ω
Ground voltage
AC 0.0～600V ±2%rdg±3dgt
Resolution: 0.1V
Soil resistivity
Range: 0.00Ωm～9000kΩm
Resolution: 0.1Ωm / 1Ωm/ 10Ωm / 100Ωm / 1kΩm
Measuring method: Grounding resistance:rated current pole changing method, measuring current 20mA Max. Soil resistivity: quadrupole method (Wenner
method). Grounding voltage : average value rectification
Test frequency: 128Hz/111Hz/105Hz/94Hz(AFC)
Test voltage waveform: Sine wave
Short circuit test current: AC 20mA max
Data storage: 300 groups
Data reference: "READ" symbol
Open circuit test voltage: AC 40V max
Data hold: "HOLD" symbol
Overflow display: "OL" symbol
Test line: red 20m, black 20m, yellow 10m, green 10m, red 1.6m, black 1.6m each 1 (total 6)
Auxiliary ground rods: 4 *φ10mm×150mm
USB interface: With USB interface, software monitoring, stored data can be uploaded to the computer, saved and printed; one 1.5m long
communication line
Alarm function: When the measured value exceeds the alarm setting value, alarm prompt "beep-beep-beep--"
Auto power off: Auto power off after 15 minutes
Overload protection: Measuring ground resistance: AC 280V/3 seconds between each port of C(H)-E, P(S)-ES
Interference test: Automatically identify the interference signal, and the "NOISE" symbol indicates when the interference voltage is larger than 5V
Auxiliary grounding test: With auxiliary grounding resistance value test function, 0.00kΩ～30kΩ (100R+rC<50kΩ, 100R+rP<50kΩ)
Protection level: IP65 (with cover closed)
Battery voltage: When the battery voltage drops to about 7.5V and show the low battery voltage symbol “ ”, please replace the battery
Working current: Standby: about 20mA (backlight off); turn on the backlight: about 45mA (backlight off 25mA); measurement: about 100mA (backlight
off)
Accessories: Meter: 1; Grounding probe: 4; Test lead: 4; Simple test lead: 2; USB communication cable: 1; CD: 1; Meter bag: 1; Special charger:
1
Power: DC 7.4V 2600mAh rechargeable lithium battery
LCD size: LCD size 128mm×75mm; LCD display area 124mm×67mm
Size: 280mm×260mm×160mm
