Products

Model

ET1090A

ET1090B

ET1090C

ET1091A

ET1091B

ET1091C

Testing frequency

10 points (100, 120, 200, 400, 800, 1K, 2K, 4K, 8K, 10K)

12 points (100, 120, 200, 400, 800, 1K, 2K, 4K, 8K, 10K, 15K, 20K)

16 points (100, 120, 200, 400, 800, 1K, 2K, 4K, 8K, 10K, 15K, 20K, 40K, 50K, 80K, 100K)

10-10KHz continuous adjustable, 1Hz stepby-step

10-10KHz

continuous

adjustable, 1Hz stepby-step

10-100KHz

continuous

adjustable, 1Hz step by-step

Display screen

Display screen 3.5 inch TFT LCD

Number of display digits

Principal parameter: 5 digit，Secondary parameter: 5 digit

Measured parameter

Principal parameter: L/C/R/Z，Secondary parameter: X/D/Q/θ/ESR

Measurement Range

L：0.001μH～9999H

C：0.001pF～99.999mF

R：0.0001Ω～99.99MΩ

Basic accuracy

0.20%

Measuring display speed

2 time/s (slow), 4 times/s (medium), 8 time/s (fast)

Internal bias

0-1500mV adjustable, at a step of 1mV.

Testing level

Six fixed level(0.1V、0.3V、0.6V、1V、1.5V、2V)

0.1~2V adjustable, at a step of 1mV.

Signal source output

impedance

30Ω、100Ω

Calibration function

Open circuit calibration, short circuit calibration

Screening function

The limit range of screening can be set to -50%～＋50%, and the fixed points are 1%, 5%, 10% and 20%.

Comparator

5 groups sorting,3 groups of qualified setting, one group of unqualified setting, one group of auxiliary setting

Interfaces

standard: RS232（or 485）, USB Device, Handler ;optional: GPIB,USB Host

Others

Support dc resistance (DCR), electrolytic capacitor measurement model,Adjustment of backlight brightness, Chinese and English are optional