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GW-527 Component Parameter Test Instruments
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Description
Features
■ 4.3-inch TFT LCD display
■ Selectable Chinese and English operation interfaces
■ Maximum test frequency of 1MHz, resolution of 10mHz
■ Transformer parameter test function
■ Maximum test speed: 13ms/time
■ Automatic level control (ALC) function for V and I
■ Test signal level monitor function for V and I
■ Included interior DC bias source
■ External DC bias source of large current
■ 10-point list sweep function
■ Selectable internal resistance of 30Ω, 50Ω and 100Ω
■ Built-in comparator:10-bin sorting and bin counter
■ Internal file storage and external USB-disk file storage
■ Test data can be saved to USB-disk directly
■ RS232C, USB, LAN, HANDLER, GPIB, DCI interface
Brief Introduction
■ GW-527 series is a new precision LCR meter with various functions and a higher test frequency. With small size and portable appearance, it is convenient for use on the shelves. This instrument has a basic accuracy of 0.05%, maximum test frequency of 1MHz and resolution of 10 mHz. It is easy to operate with a 4.3-inch LCD screen as well as selectable
Chinese and English operation interfaces. Integrated transformer test function greatly improve the test efficiency. The instrument is also provided with multiple interfaces which can meet various requirements of the automatic sorting test, data transmission and storage.
Specifications
Display | 800×RGB×480 4.3-inch TFT LCD display | ||
Frequency of test signal | GW-527A | 20Hz—300kHz | |
GW-527C | 20Hz—1MHz | ||
Minimum resolution |
10mHz, 4-digit frequency input | ||
Accuracy | 0.01% | ||
AC Level | Voltage range of test signal |
5mV—2Vrms | |
Minimum resolution of voltage |
100μV, 3-digit input | ||
Accuracy | ALC ON | 10% x set voltage + 2mV | |
ALC OFF |
6% x set voltage + 2mV | ||
Current range of test signal |
100μA—20mA | ||
Minimum resolution of current |
1μA, 3-digit input | ||
Accuracy | ALC ON | 10% x set current + 20μA | |
ALC OFF |
6% x set voltage + 20μA | ||
DC bias voltage source | Voltage /Current range |
0V— ±5V / 0mA—±50mA | |
Resolution | 0.5mV / 5μA | ||
Voltage accuracy | 1% x set voltage + 5mV | ||
ISO ON | Be used for the bias test of inductance and transformer | ||
AC Source impedance | ISO ON | 100Ω | |
ISO OFF |
30Ω、50Ω、100Ω selectable | ||
DCR source impedance | 30Ω、50Ω、100Ω selectable | ||
Test parameters of LCR | |Z|, |Y|, C, L, X, B, R, G, D, Q, θ, DCR, Vdc-Idc | ||
Parameter display of test page | One set of main/sub parameter, 10-point list sweep | ||
Test parameters of transformer | DCR1(primary, 2-terminal), DCR2(secondary, 2-terminal), M (mutual inductance), N, 1/N, Phase, Lk(leakage inductance), C(primary, secondary capacitance), | ||
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Basic accuracy | LCR test parameter | 0.05% | |
N | 0.1% | ||
Calibration | Warm-up time ≥ 30 seconds; Env ironment t emperat ure: 23±5ºC; Signal voltage: 0.3Vrms-1Vrms; Zeroing: After OPEN or SHORT; Length of test cable: 0 m | ||
Measurement time (≥10 kHz) | Fast: 13 ms / time Medium: 67 ms / time Slow:187 ms / time Plus the refresh time of display character | ||
Display range of LCR parameter | |Z|,R , X，DCR | 0.00001Ω — 99.9999MΩ | |
|Y|,G,B | 0.00001μs — 99.9999s | ||
C | 0.00001pF — 9.99999F | ||
L | 0.00001μH — 99.9999kH | ||
D | 0.00001 — 9.99999 | ||
Q | 0.00001 — 99999.9 | ||
θ(DEG) | -179.999º — 179.999º | ||
θ(RAD) | -3.14159 — 3.14159 | ||
Δ% | -999.999% — 999.999% | ||
Equivalent circuit | Serial, Parallel | ||
Range mode | Auto, Hold | ||
Trigger mode | Internal, Manual, External, Bus | ||
Average times | 1-255 | ||
Calibration function | Open, short calibration with full frequency or dot frequency, Load | ||
Math operation | Direct reading, ΔABS, Δ% | ||
Delay time setup | 0-999, minimum resolution: 100us | ||
Comparator | 10-bin sorting, BIN1-BIN9, NG, AUX | ||
Bin counter | |||
PASS/FAIL on front panel, LED indication | |||
List sweep | ·201 points list sweep ·Frequency, AC voltage/current, internal/external bias voltage/ current can be swept. ·Each sweep point can be sorted separately. | |
Internal nonvolatile memory | 40 sets of LCRZ setting files | |
External USB memory | GIF files LCRZ setting files Test data can be stored via USB memory directly. | |
Interface | I/O interface | HANDLER on rear panel |
SCI | USB、RS232C | |
PCI | GPIB (optional) | |
NI | LAN | |
Memory interface | USB HOST (front panel) | |
General Specifications | ||
Operating temperature and humidity | 0℃－40℃, ≤ 90%RH | |
Power supply | Voltage | 99V-121V， 198V-242V AC |
Frequency | 47Hz-63Hz | |
Consumption | Max. 80 VA | |
Dimension(W×H×D) | 280 mm × 88 mm × 370 mm (with no sheath) 369 mm × 108 mm × 408 mm (with sheath) | |
Weight | Approx. 5 kg | |
Standard Accessories
Three core power cord
GW-5010 Gold-plated short circuit board
GW-5011AS 4 terminal pair Kelvin test clip leads(only GW-527A)
GW-5011BS 4 terminal pair Kelvin test clip leads(only GW-527C)
GW-5024 Four-terminal test fixture
GW-5019 Four-terminal test fixture
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