Hangzhou Zhongchuang Electronics Co., Ltd.
17
8. Instrument parameters
Here are the general indicators and measurement accuracy indicators for ET43
series handheld LCR, which apply to the ET43 Series.
Disclaimer: These parameters are subject to change without notice!
8.1 General parameters
Model
ET1080B
ET1080A
ET1080C
ET1080D
ET1080E
Testing
frequency
100Hz, 120Hz,
1KHz, 10KHz,
40kHz,
100KHz
100Hz, 20Hz,
1KHz, 10KHz
100Hz,
120Hz, 1KHz,
10KHz
100Hz,
120Hz, 1KHz,
10KHz,
40kHz,
100KHz
100Hz-100KHz
Continuously
adjustable,
a step of 1 Hz
Basic accuracy
0.3%
0.3%
0.2%
0.2%
0.2%
Display screen
2.8” TFT LCD screen
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
Electrolytic
capacitor mode
×
√
√
√
√
DCR mode
×
×
√
√
√
Measurement
range
L
：
0.000µH
～
2000H
，
C
：
0.000pF
～
20.000mF
，
R
：
0.0001
Ω～
20.000M
Ω
Measuring
display speed
1 time/s (slow), 2 times/s (medium), 4 time/s (fast)
Internal bias
×
0-500mV adjustable, at a step of 1mV.
Testing level
0.6Vrms
0.3Vrms,
0.6Vrms
0.1Vrms, 0.3Vrms,
0.6Vrms,1Vrms
0-1V
adjustable
Calibration
function
Open circuit calibration, short circuit calibration
Screening
function
The limit range of screening can be set to 1%-50%, and the fixed points are 1%, 5%,
10% and 20%.
Deviation
measurement
Used for comparing and displaying deviation percentage of component and the set
nominal value
Others
Adjustment of backlight brightness, Chinese and English are optional,USB device and
automatic power-off time
Accessories
Standard
configuration
1. Mini-USB cable;
2. Power adapter;
3. Short circuit bar;
4. Red and black rubber plug;
5. High capacity lithium battery
Kelvin clips
Optional
configuration
Kelvin clips
SMD clips
SMD clips
8.2 Measurement accuracy
R, C, L, Z, X accuracy (when Dx≤0.1 the accuracy of L, C, X is applied, when Qx≤0.1
the accuracy of R is applied)
Ae is the relative accuracy:
