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China, Chinese Grounding Resistance Online Detection Instrument Real-Time Monitoring Earth Resistance Tester1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
Meter for ElectricityResistance MeterResistance MeterClamp Ground Resistance Meter
Dongguan Mengtai Instrument Co., Ltd.
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Product Description Grounding Resistance Online Detection Instrument Real-time Monitoring Earth Resistance Tester FunctionOn-line monitoring ground resistance, ground voltage, equipotential connection resistance, low resistance.Power SupplyStandard: 12V±1VDC, 150mA Max.Optional: 24V±1VDC. RangeAccuracyResolutionResistance0.01Ω~20Ω±1%rdg±3dgt(auxiliary ground resistance 100Ω±5%, voltage to ground<10V)0.01Ω0.1Ω~200Ω0.1Ω1Ω~2000Ω1ΩVoltage0~600V AC±1%rdg±3dgt1VMeasure ModePrecise 3-wire measurement, simple 2-wire measurement.Measure MethodGround resistance: rated current change-pole method, measured current 3mA Max, 820Hz;Voltage to ground: average value rectification method.Data ModeMean.Display Mode4-digital super-large LCD.Measuring IndicatorDuring measurement, LCD count down display.LCD Size128mm×75mm;Display field: 124mm×67mm.DimensionL×W×H: 190mm×117mm×54mm.Measure RateVoltage to ground: about 2 times/second; ground resistance: about 30 seconds/time.Measure TimesOver 5000 times(Measuring 10Ω for one time and take a pause for 30s).Line VoltageMeasuring voltage to ground: measuring below AC 600V.Instrument InterfacePluggable terminal blocks: 9 pin connector.Communication MethodRS485 (or optional RS232).Communication LineUSB to RS485 communication line( or optionalUSB to RS232 communication line).Range ShiftAutomatically.Data Storage400 sets, flash display FULL icon to indicate storage is full.Interval TimeRange of automatic monitoring interval time: 1-999 h.Data AccessData read function: READ icon display.Overflow DisplayExceeding measuring range overflow function: OL icon display.Power ConsumptionBacklit : 20mA Max.Standby: 25mA Max.Measurement: 70mA Max.AlarmAudible and visible alarm.Power supply VoltageWhen power supply voltage decreases to about 7.8V, will display, reminding to replace the power.WeightDetector: 450g.Working Humiture-10oC~40oC; below 80%rh.Storage Humiture- -20oC~60oC; below 70%rh.Overload ProtectionMeasurement ground resistance: E-P, E-C between each interfaces AC 280V/3 sec.Insulation ValueOver 10MΩ(between circuit and enclosure 500V).Withstand VoltageAC 3700V/rms. (Between circuit and enclosure).ElectromagnetismIEC61010-4-3,Radio frequency electromagnetic field≤1V/m.Applicable Safety RulesIEC61010-1, IEC1010-2-31, IEC61557-1,5, IEC60529(IP54), Pollution degree 2, CAT III 300V. MT2900 Online Earth Resistance Tester apply to transmission line tower grounding, underground mine equipment grounding, meteorological lightning proof grounding, petrochemical grounding, communication grounding, distribution substation grounding, railway equipment grounding, building warehouse grounding, electrical equipment grounding etc. FAQ1. Are you a manufacturer or a trader?Yes, we are both.2. What products do you have?We are focus on instruments and meters. Such as Mechanical / Optical /Power/ SafetyEnvironmental testing equipments andsome hardware tools amd eletronic components.More infomation about business, please contact us we can send you catalog for reference.3. Can i get a sample first?Yes, we are pleased to send you sample to test the quality and market.4. Can you do OEM for us?Yes, OEM are welcome for us. Customers' brand, logo, label can be customized for the produets andcarton package, but based on a certain quantity.5. What are your strengths?We have a complete range of products covering low, medium and high-end markets in good price in Instruments field.Fast Delivery, factory high quality and professional engineers to solve your problems.
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