GF302 PORTABLE MULTIFUNCTION INSTRUMENT CALIBRATOR WITH CURRENT AND VOLTAGE SOURCE
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
This device is according to nation verification regulation JJG124-2005 "ammeter, voltmeter, power table and resistance meter calibration regulations, JJG126-95" AC power transformation for DC power electrical measurement transducer calibration regulations, Q/GDW140-2006 "AC sample measuring device travel inspection management rules" and JJG597-2005 "AC electric energy meter verification device" and the relevant countries standard requirements and design three-phase 0.05 magnitude table source integration calibration device.The core technology of the function of device with digital signal processor (DSP) and 16 high-speed digital converter composed of high precision work frequency communication terminal;The signal source of use is DSP and 16 high-speed digital-to-analog converters can control of the sine wave, distortion wave signal source;Equipment has high precision, stable and reliable, and convenient operation, flexible, and other characteristics
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, 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 AC active power meter, three-phase AC reactive power meter, synchronous meter, etc.;
To test single-phase, three-phase electronic, mechanical watt-hour meter or energy meter/ kWh meter error;
To calibrate AC sample device, RTU, measurement device error;
The built-in electric measurement transducer, electric measurement instrument and meter instructions of verification procedures, can fully automatic or semi-automatic for verification, can save 1000 group check data;
As a voltage source, a current source and power source for high precision, and it is high stability standard resource;
8'-inch big screen color display;The system is WINDOW XP or embedded system;English interface.
The software calibration, it does not need to open the case, 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 RS232 interface, it can connect computer for data management.
Technical DataElectrical parametersAC Voltage outputAC Current outputAC Power outputFrequencyPower factor outputPhase angleVoltage/Current harmonic outputDC Voltage outputDC Current outputDC measurementsWatt-hour meter measuring the integrated errorMechanical parametersEnvironmental conditions
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| Accuracy class |
0.05%, 0.1% |
| Power supply |
Single phase AC 220V±10% or 110V±10%, 50/60Hz |
| Communication port |
USB, RS232 |
|
| Range(U1,U2,U3) |
50V, 100V, 200V, 400V, 600V |
| Adjusting range |
(0-120)% RG |
| Adjust fineness |
0.005% RG |
| Accuracy |
0.05% RG |
| Stability |
0.01% / 1 min |
| Load capacity |
25VA |
| Output distortion degree |
≤0.3% or (linear load) |
|
| Range(I1,I2,I3) |
0.5A, 1A, 2.5A, 5A, 10A, 20A |
| Adjusting range |
(0-120)% RG |
| Adjust fineness |
0.005% RG |
| Accuracy |
0.05% RG |
| Stability |
0.01%/1 min |
| Load capacity |
25VA |
| Output distortion degree |
≤0.3% or (linear load) |
|
| Accuracy |
0.05% RG |
| Stability |
0.01%/1min |
|
| Frequency range |
45.000 - 65.000 Hz |
| Resolution |
0.001 Hz |
| Accuracy |
0.002 Hz |
|
| Adjusting range |
-1 ~ 0 ~ 1 |
| Adjust fineness |
0.0001 |
| Accuracy |
0.0005 |
|
| Scope |
0°-359.99° |
| Resolution |
0.01° |
| Accuracy |
0.05° |
|
| Times |
2-31st |
| Content |
0-40% |
| Phase |
0-359.999 degree |
| Configuration error |
(10% RD + 0.1%), RD refers to the configuration value of harmonic contents |
|
| Range |
75mV, 75V, 150V, 300V, 500V, 1000V |
| Adjusting range |
(0-120)% RG |
| Adjust fineness |
0.005% RG |
| Accuracy |
0.05% RG |
| Stability |
0.01%/1min |
| Load capacity |
25VA |
|
| Range |
0.5A, 1A, 2.5A, 5A, 10A, 20A |
| Adjusting range |
(0-120)% RG |
| Adjust fineness |
0.005% RG |
| Accuracy |
0.05% RG |
| Stability |
0.01%/1min |
| Load capacity |
25VA |
|
| DC voltage measurement range |
0 to ±24V |
| DC current measurement range |
0 to ±24mA |
| Measurement accuracy |
0.01% RG |
|
| Active energy |
0.05% |
| Reactive energy |
0.1% |
|
| Dimensions (W×H×D) (mm) |
460x430x185 |
| Weight (kg) |
20 |
|
| Working temperature |
0°C to 40°C |
| Storage conditions |
-30°C to 60°C |
| Relative humidity |
≤85% |
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