China Hzrc3200 Dual-Clamp Leakage Current Digital Earth Ground Resistance Meter, Find details about China Ground Resistance Meter, Sigma Earth Resistance Meter from Hzrc3200 Dual-Clamp Leakage Current Digital Earth Ground Resistance Meter
Function | 4-pole, 3-pole and simple 2-pole, selection, double clamp method measure grounding resistance, soil resistivity; Measurement of earth voltage, AC voltage, leakage current of AC current |
Power Supply | DC 9V(Zn-Mn dry battery R14S 1.5V 6 PCS, continuous standby for 300 hours ) |
Caliber of clamp | Φ68mm |
Measurement Range | Selection method: 0.00Ω-3000Ω |
Double clamp method: 0.00Ω-9000kΩ | |
2/3/4 pole method:0.00Ω~30.00kΩ | |
Soil resistivity:0.00Ω~9000kΩ | |
DC resistance:0.00Ω~30.00kΩ | |
Earth voltage:0.0V~100.0V | |
AC current:0.00mA~600A | |
Measuring Mode | Precise 4-pole measurement, 3-pole measurement, simple 2-pole measurement, selection method, double clamp method measure grounding resistance |
Measuring Method | 2/3/4 pole method: change-pole method, measurement current 20mA Max Selection method: change-pole method, measurement current 20mA Max Double clamp method: disconnect mutual inductance method, measurement current 1mA Max Soil Resistivity: 4-pole measurement (Wenner method) Earth Voltage: average rectification(between P(S)-ES) AC current: mutual inductance method |
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 | 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 countdown 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 wires: Φ10mm*150mm Over 5000 times (Short-circuit test, interval time should be at least 30 seconds) |
Measuring Rate | Voltage to ground: about 2 times/second |
Current to ground: about 2 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) |
RS232 Interface | 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 | 2000 sets, "MEM" icon storage indicator, flash display "FULL" icon to indicate storage is full |
Data Hold | Data hold function: "HOLD" icon display |
Data Read | Data read function: "READ" icon display |
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 Test | Can 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, battery voltage low icon will display, reminding to replace battery. |
Auto-shut off | Automaticlly shut down 15minutes after booting |
Power Consumption | Standby: about 20mA (Backlight shut off) |
Boot and with backlight: about 45mA (25mA without backlight) | |
Measurement: about 100mA (Backlight shut off) | |
Weight | Total weight: 8.0kg (including package) |
Tester: 1653g (including battery) | |
Testing wires: 1560g | |
Auxiliary earthing rods: 935g (4pcs) | |
Working Temperature & Humidity | -10ºC-40ºC, below 80%rh |
Storage temperature & humidity | -20ºC-60ºC, 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 circuit and enclosure it is 500V) |
Withstanding Voltage | AC 3700V/rms. (Between circuit and enclosure) |
Electromagnetic Features | IEC61326(EMC) |
Protection Type | IEC61010-1 (CAT 300V,CAT IV 150V,Pollution 2), IEC61010-031, IEC61557-1 (Earth resistance), IEC61557-5 (Soil resistivity), JJG 366-2004 |