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Functions: 2-pole/3-pole/4-pole Earth resistance measurement,soil resistivity, earth voltage, AC voltage measurement.
Power Supply: DC 9V (Zn-Mn dry battery R14S 1.5V 6 pieces, Continuous standby time 300hrs)
Range:
- Earth Resistance: 0.00Ω~30.00kΩ
- Soil Resistivity: 0.00Ωm~9000kΩm
Measurement type: 4-pole, 3-pole, 2-pole earth resistance measurement.
Methods of Measurement:
- Earth resistance: Rated current pole changing method.
- Soil Resistivity: 4 poles method.
- Earth voltage: Average rectifier(P(S)-ES port)
Test Frequency: 128Hz/111Hz/105Hz/94Hz(AFC)
Short Circuit Test Current: AC 20mA max
Open Circuit Test Voltage: AC 40V max
Test Voltage Waveform: Sine Wave
Range of Electrodes Distance: Can be set 1m-100m
Level Switch:
- Earth Resistance: 0.00Ω-30.00kΩ Auto switching.
- Soil Resistivity: 0.00Ωm-9000kΩm Auto switching.
Backlight: Blue-screen backlight
Display Model: 4 digital LCD display, Blue-screen backlight
Indicator Light: LED indicator flash during test, LCD count down display
LCD Dimension: 128mm*75mm
LCD Display: 124mm*67mm
Dimension: 215mm*190mm*95mm
Standard Test Leads: Total 4 leads: 1* Red 20m, 1* Black 20m, 1* Yellow 10m, 1*Green 10m
Simple Test Leads: 2 leads: 1* Red 1.6m,1*Black 1.6m
Auxiliary Ground Electrodes: 4 pieces: φ10mm×150mm
Measurement Time:
- To the ground voltage: about 3 times/sec
- Earth resistance, soil resistivity: about 5 seconds/time
Measurement Times: More than 5000 times (short circuit test, test 1times, stop 20 seconds then to test)
Circuit Voltage: To test below AC 600V
RS232: RS232 interface, memorized data can be uploaded to PC to save and print.
Communication Lead: RS232, 1.5m * 1 piece
Data Storage: 300 group, “MEM”storage indicate, “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: Identify interference signal automatically, when interference voltage exceeds 5V, there is “NOISE” alarm hint
Auxiliary ground test: 0.00KΩ-30kΩ(100R+rC<50kΩ, 100R+rP<50kΩ)
Alarm Function: When measuring value exceeds alarm setting value, there is sound alarm
Battery Voltage: When battery voltage decreases to about 7.5V, battery voltage low icon“ ”will display, reminding to charge
Power Consumption:
- Standby: about 20mA(Backlight shut off)
- Backlight: about 45mA(Backlight shut off 25mA)
- Measurement: about 100mA (Backlight shut off)
Weight:
- Total weight with bag: 4.5kg
- Tester: 1443kg(including battery)
- Testing Wires: 1560g
- Auxiliary earthing rod: 935g (4 PCS)
Working Temperature & Humidity: -10℃-40℃, below 80%rh
Storage temperature & humidity: -20℃-60℃, below 70%rh
Overload Protection: Measuring earth ground 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 Ⅲ 300V,CAT IV 150V,pollution degree 2);
- IEC61010-031;IEC61557-1(Earth Resistance);
- IEC61557-5(Soil Resistivity);JJG 366-2004
