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Product
ST-2811 LCR Digital Bridge
Introduction
Product Details
ST-2811 LCR DIGITAL BRIDGE
Technical parameters:
1. Test frequency: 100Hz, 1kHz, 10kHz±0.02%
2. Power of test signal: 0.3Vrms±15%(non-load) @ 1kHz
3. Test item: L/Q, C/D, R/Q, and display by LED
4. Measuring range
|
Items
|
Frequency
|
Range
|
|
L
|
100Hz, 120Hz
|
1uH~9999H
|
|
1kHz
|
0.1μH~999.9H
|
|
|
10kHz
|
0.01μH~99.99H
|
|
|
C
|
100Hz, 120Hz
|
1pF~9999μF
|
|
1kHz
|
0.1pF~999.9μF
|
|
|
10kHz
|
0.01pF~99.99μF
|
|
|
R
|
|
0.001Ω~99.99MΩ
|
|
Q
|
|
0.001~9999
|
|
D
|
|
0.0001~9.999
|
5. Measuring accuracy:
|
Items
|
Frequency
|
Accuracy
|
|
L
|
100Hz120Hz
|
±[1μH+0.25%(1+L/200H+2mH/L)](1+1/Q)
|
|
1kHz
|
±[0.1μH+0.25%(1+L/200H+0.2mH/L)](1+1/Q)
|
|
|
10kHz
|
±[0.01μH+0.5%(1+L/10H+0.04mH/L)](1+1/Q)
|
|
|
C
|
100Hz120Hz
|
±[1pF+0.25%(1+1000pF/Cx+Cx/1000μF)](1+Dx)
|
|
1kHz
|
±[0.1pF+0.25%(1+100pF/Cx+Cx/100μF)](1+Dx)
|
|
|
10kHz
|
±[0.01pF+0.5%(1+20pF/Cx+Cx/4μF)](1+Dx)
|
|
|
R
|
|
±[1mΩ+0.25%(1+R/2MΩ+2Ω/R)](1+Q)
|
|
Q
|
100Hz,1kHz
|
±[0.020+0.15(Qx+1/Qx)%]
|
|
10kHz
|
±[0.020+0.2(Qx+1/Qx)%]
|
|
|
D
|
100Hz,1kHz
|
±0.0010(1+Dx2)
|
|
10kHz
|
±0.0015(1+Dx2)
|
6. Test speed: 4~6 times/s
7. Working environment: 0-40℃, and humidity is ≤85%RH
8. Power supply: 220V/AC±10%, 50Hz±5%, power less than 30W
9. Measurement: 360 * 125 * 320mm
10. Weight: Approx. 5kg
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