China Test Measuring Instruments Gf302 Portable Multifunction Instrument Calibrator

Test and Measuring Instruments GF302 Portable Multifunction Instrument Calibrator
Application of Test and measuring instruments GF302 portable multifunction instrument Calibrator
It is suitable for power plant and power grid companies measuring and testing department and instrumentation classes, and national levels measuring and testing institutions, railway, petroleum, chemical industry and other large industrial and mining enterprises, scientific research units, etc.
Introduction

GF302 Portable Multifunction Instrument Calibrator is suitable for power plant and power grid companies for the following function: measuring and testing department and instrumentation classes, national levels measuring and testing institutions, railway, petroleum, chemical industry and other large industrial and mining enterprises, scientific research units, etc. The core technology function with digital signal processor (DSP) and 16 high-speed digital converters composed of high precision work frequency communication terminal. The signal source is DSP and 16 high-speed digital-to-analog converters, it can control the sine wave and distortion wave signal source.

FUNCTIONS AND FEATURES

All kinds of electric measurement transducer can be checked, including AC/DC voltage transducer, AC/DC current transducer, frequency transducer, phase transducer, single/ three-phase AC active power transducer, and 3-phase reactive power transducers.Check all kinds of electric measurement indicating meter, including AC/DC voltmeter, AC/DC ammeter, frequency meter, phase meter, single three-phase acjige active power meter, three-phase ac reactive power meter, synchronous meter, etc.Test single-phase, three-phase electronic, mechanical watt-hour meter or energy meter/ kWh meter error.Calibrate AC sample device, RTU, measurement device error.5The built-in electric measurement transducer, electric measurement instrument and meter instructions of verification procedures, can fully automatic or semi-automatic for verification, and save 1000 group check data.It can be used as voltage source, current source and power source with high precision, and it is a high stability standard resource.8-inch big screen color display and English interface.For the software calibration, you don't need to open the case, it's stable and reliable.Voltage output terminal with short circuit, current output terminal open protection and power amplifier overheating protection function.With automatic failure detection function, shows fault part, the convenience users check line.With USB port, it can connect computer for data management or controlled by PC.

PARAMETERS

Electrical parametersAccuracy class0.05%, 0.1%Power supplySingle phase AC 220V±10% or 110V±10%, 50/60HzCommunication portUSB, RS232, RS485, LANAC Voltage outputRange(U1,U2,U3)50V, 100V, 200V, 400V, 600VAdjustment range(0 - 120)% RGAdjustment resolution0.01% RG, 0.1% RG, 1% RG, 10% RGStability0.01% /1minDistortion≤0.2% (non-capacitive load)Max. output load25VA for each phaseAccuracy0.05% RGAC Current outputRange(I1,I2,I3)0.5A, 1A, 2.5A, 5A, 10A, 20AAdjustment range(0 - 120)% RGAdjustment resolution0.01% RG, 0.1% RG, 1% RG, 10% RGStability0.01% /1minDistortion≤0.2% (non-capacitive load)Max. output load25VA for each phaseAccuracy0.05% RGAC Power outputActive output stability0.01%RG/1minReactive output stability0.02%RG/1minActive accuracy0.05% RGReactive accuracy0.1% RGFrequency outputAdjustment range45-65HzAdjustment resolution1Hz, 0.1Hz, 0.01Hz and 0.001HzResolution0.001HzAccuracy0.002HzPower factor outputAdjustment range-1 to 0 to +1Adjustment resolution0.0001Resolution0.0005Phase outputAdjustment range0°-359.999°Adjustment resolution10°, 1°, 0.1°, 0.01°Resolution0.001°Accuracy0.05°Harmonic configurationTimes2 to 31Content0-40%Phase0°-359.999°Configuration error(10% RD + 0.1%), RD refers to the configuration value of harmonic contentsDC Voltage outputRange75mV, 75 V, 150 V, 300 V, 500V, 1000 VAdjustment range(0-120)% RGAdjustment resolution0.01% RG, 0.1% RG, 1% RG, 10% RGStability0.01% RG / 1 minDistorting≤0.2% (non-capacitive load)Output load25VAAccuracy0.05% RGRipple contents≤1%DC Current outputRange0.5 A,1A, 2.5 A, 5 A, 10A, 20 AAdjustment range(0-120)% RGAdjustment resolution0.01% RG, 0.1% RG, 1% RG, 10% RGStability0.01% RG / 1minDistortion≤ 0.2% (non-capacitive load)Output load25VAAccuracy0.05% RGRipple contents≤1%Energy ErrorActive error0.05% RGReactive error0.1% RGDC Input Voltage MeasurementRange0 to ±20VMeasurement range(0-120)% RGAccuracy0.01% RGResolution0.001% RGDC Input Current MeasurementRange0-20mAMeasurement range(0-120)% RGAccuracy0.01% RGResolution0.001% RGMechanical parametersDimensions (WxHxD) (mm)460x430x185Weight (kg)20Environmental conditionsWorking temperature0°C to 40°CRelative humidity≤85%