VICTOR 4105C Ground resistance tester (0.00Ωm-9000kΩm)

Function:Measurement of 2/3/4-pole earth resistance, soil resistivity, earth voltage, AC voltage

Power Supply:DC 9V (Zi-Mn dry battery R14S 1.5V 6 PCS, continuous standby for 300 hours )

Measurement Range:Earth Resistance: 0.00Ω-30.00kΩ

Soil Resistivity: 0.00Ωm-9000kΩm

Measuring Mode:Precise 4-pole measurement, 3-pole measurement, simple 2-pole measurement

Measuring Method

Earth Resistance: rated current change-pole method, measurement current 20mA Max

Soil Resistivity: 4-pole measurement (Wenner method)

Earth Voltage: average rectification(between P(S)-ES)

Test Frequency:128Hz/111Hz/105Hz/94Hz(AFC)

Short-circuit Test Current:AC 20mA max

Open-circuit Test Current:AC 40V max

Test Voltage Wave:Sine wave

Electrode Distance Range:Can be set 1m-100m

Shift:Earth Resistance: 0.00Ω-30.00kΩ, automatic shift

Soil Resistivity: 0.00Ωm-9000kΩm, automatic shift

Backlight:Blue screen backlight, suitable for dim places

Display Mode:4-digital super-large LCD display, blue screen backlight

Measuring Indicator:During measurement, LED flash indicator, LCD count down display, progress bar indicator

LCD Frame Dimension:128mm×75mm

LCD Window Dimension:124mm×67mm

Dimension:L×W×H: 215mm×190mm×95mm

Standard Test Wire:4 wires: each for red 20m, black 20m, yellow 10m, and green 10m

Simple Test Wire:2 wires: each for red 1.6m and black 1.6m

Auxiliary Earthing Rod:4 rods: Φ10mm×150mm

Measuring Rate:

Earth voltage: about 3 times/second

Earth resistance, soil resistivity: about 5 seconds/time

Measuring Times:Over 5000 times (Short-circuit test, interval time should be at least 30 seconds)

Line Voltage:below AC 600V

RS232 Interface:Possess RS232 interface, software supervision, storage data can be uploaded to computer, saved or printed.

Communication Wire:One piece of RS232 communication wire, with length 1.5m

Data Storage:300 sets, “MEM” icon storage indicator, flash display “FULL” icon to indicate storage is full

Data Hold:Data hold function: “HOLD” icon display

Data Access:Data read function: “READ"

Overflow Display:Exceeding measuring range overflow function: “OL” icon display

Interference Test:Recognize interference signal automatically, “NOISE” icon display when interference voltage exceed 5V

Auxiliary: Earthing TestCan measure auxiliary earth resistance, 0.00KΩ-30kΩ(100R+rC<50kΩ, 100R+rP<50kΩ)

Alarm Function:When measuring value exceeds alarm setting value, there is “Toot-toot-toot” alarm hint

Battery Voltage:When battery voltage decreases to about 7.5V, IEC61557 VICTOR 4105C Digital Ground Resistance Tester 0battery voltage low icon will display, reminding to replace battery.

Power Consumption:Standby: about 20mA (Backlight shut off)

Boot and with backlight: about 45mA (25mA without backlight)

Measurement: about 100mA (Backlight shut off)

WeightTotal weight: 4.5kg (including package)

Tester: 1443g (including battery)

Testing wires: 1560g

Auxiliary earthing rods: 935g (4pcs)

Working :-10℃-40℃, below 80%rh

Storage temperature & humidity:-20℃-60℃, below 70%rh

Overload Protection:Measuring earth resistance: between each interfaces of C(H)-E,P(S)-ES, AC 280V/3 seconds

Insulation Resistance:Over 20MΩ (between it is 500V)

Withstanding Voltage:AC 3700V/rms (Between circuit and enclosure)

Electromagnetic Features:IEC61326(EMC)

Protection: Type IEC61010-1 (CAT Ⅲ 300V, CAT IV 150V, Pollution 2), IEC61010-031, IEC61557-1 (Earth resistance), IEC61557-5 (Soil resistivity), JJG 366-2004