Welcome to wziep.com!
Welcome to wziep.com!
category: Resistance Meters
reference price:¥$425.25 - $590.63
Soil Resistivity Range: 0.00Ωm-9999kΩm
Current Range: 0.0mA~1000A
1.Rang and Accuracy
Remark:
1. Reference conditions: accuracy with Rh Rs < 100Ω.
Working conditions:Rh max=3kΩ+100R<50kΩ;Rs max=3kΩ+100R<50kΩ
2.Depends on the measurement accuracy of R,π=3.14, a:1 m~100m;
2.General specification
Function | Ground resistance,Soil resistivity,DC resistance,Ground voltage,AC current |
Ambient temperature and humidity | 23℃±5℃,below 75%rh |
Interference voltage | <20V (should be avoided) |
Interference current | <2A (should be avoided) |
Measure R electrode spacing | a>5d |
Measured ρelectrode spacing | a>20h |
Power | DC 6V 4.5Ah lead-acid battery lasts more than 100 hours standby |
Backlight | Controllable backlight, suitable for use in dim places |
measurement mode | Precise four-wire, three-wire measurement, simple two-wire measurement,Selection method, double clamp method for measuring grounding resistance |
Measurement methods | 2.3.4-wire method measurement: Polarization method, measuring current 20mA Max Soil resistivity: four-pole method Selectivity Measurement: Polarization Method, Measuring Current 20mA Max Double clamp method: non-contact mutual inductance measurement method, test current 1mA Max DC resistance: polarization method AC current: average rectification (clamp) Ground Voltage: Average Rectification(between S-ES interface) |
Test voltage waveform | Sine wave |
Test frequency | 128Hz |
Short circuit test current | AC 20mA max |
Open circuit test voltage | AC 28V max |
Electrode spacing range | 1m~100m |
Display mode | 4-bit large LCD display, with backlight |
Measurement instructions | LED flashing indicator during measurement
|
LCD size | 111mm×68mm |
LCD display field | 108mm×65mm |
Instrument size | L/W/H:277.2mm×227.5mm×153mm |
Clamp size | L/T/H:101mm×27mm×214mm |
Test line | 4 strips:red 15m,black 15m, yellow 10m,green 10m each one |
Simple test line | 2strips:yellow 1.5m,green 1.5m each one |
Auxiliary Grounding rod | 4PCS:φ10mm×200mm |
Current clamp | 2PCS:φ4 mm Banana plug |
Current clamp diameter | φ50mm |
Current clamp lead | Length 2m |
Measure time | AC current:about 2 times/sec; Ground voltage:about 2 times/sec; grounding resistance,soil resistivity: about 7 seconds/time |
Line voltage | Measurement below AC100V (ground voltage measurement function cannot be used to measure commercial power) |
USB interface | With USB interface, storage data can be uploaded to the computer, save and print |
Communication Line | One USB communication line, 1.5m long |
Data storage | 500 groups, "MEM" storage indicates, flashing "FULL" symbol indicates that the memory is full |
Data review | Data review function: "MR" symbol display |
Overflow display | Over-range overflow function: "OL" symbol display |
Current clamp low current indication | When measuring by the selection method or the double-clamp method, when the current signal received by the current clamp A is lower than 0.5 mA, the symbol “ ” is displayed, and at this time, the clamping direction of the current clamp A should be checked. |
Interference test | Automatic identification of interference signals, "NOISE" symbol indication when the interference voltage is higher than 5V |
Auxiliary grounding test | With auxiliary ground resistance test function, 0.00KΩ ~ 30kΩ (Rh max = 3kΩ +100R <50kΩ; Rs max = 3kΩ +100R <50kΩ) |
Alarm function | Alarm when the measured value exceeds the alarm setting value |
Battery voltage | Real-time display of battery power, reminding timely charging when battery voltage is low |
Automatic Shutdown | “APO” Indicates, automatic Shutdown After 15 Minutes |
Power consumption | Standby: 40mA Max(Backlight off) |
Turn on backlight: 43mA Max | |
measuring:120mA Max(Backlight off) | |
Weight | Instrument: 2450g(including battery) |
Current clamp:940g(2PCS) | |
Test lines:1300g(including simple test line) | |
Auxiliary grounding rod: 850g(4PCS) | |
Working temperature and humidity | -10℃~40℃;below 80%rh |
Storage temperature and humidity | -20℃~60℃;below 70%rh |
Overload protection | Grounding resistance:AC 280V/3 seconds between H-E and S-ES ports |
Insulation resistance | More than 20MΩ(500V between circuit and housing) |
Pressure resistance | AC 3700V/rms(between circuit and housing) |
Electromagnetic properties | IEC61326(EMC) |
Suitable for safety regulations | IEC61010-1(CAT Ⅲ 300V,CAT IV 150V,pollution level 2); IEC61010-031; IEC61557-1(grounding resistance); IEC61557-5(soil resistivity); JJG 366-2004. JJG 366-2004(ground resistance meter); JJG 1054-2009(Clamp grounding resistance meter). |
Our company is a high-tech enterprises including R & D and production and sales departments.ZhengNeng Company is committed to online monitoring equipment, portable electrical measuring instruments.ZhengNeng in line with scientific and technological innovation, people-oriented principle for many years has been recognized by customers. The company has professional technical team, and cooperat with Guangzhou major university, scientific research institutes, to provide high-quality products and perfect after-sales service to the national electric power industry.
Company's main products are power quality monitor, field calibration meter, phase volt ampere meter, relay protection test instrument, clamp power meter, grounding resistance tester, grounding fault tester,insulation resistance tester, high voltage current clamp meter, high voltage CT ratio tester, loop resistance tester, DC resistance tester, leakage protection testing instrument and other products.
Our company has professional technical team and strict quality control system,and has passed ISO9001:2008 quality system authenticatio,adhere to scientific and technological innovation, excellence, mutual benefit and win-win business spirit to seek greater development.
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1. Payment Information:
We can accept Bank Transfer, Paypal, Western Union, Money Gram, Cash etc.
2. Delivery time:
Within 15 workdays after confirmed payment(base on the quantity you order)
3. MOQ:
Small order is also welcome.
4. Contact us:
Please don't hesitate to contact us if you have any questions or concerns before or after your purchase
All the inquiries will be replied within 24 hours.