Product Description
ET43 series handheld bridge is combined with 2.8 inch TFT display, flexible and convenient key operation and USB full speed communication , large capacity lithium battery can guarantee the long time work. Not only has comprehensive measurement parameters, but also can carry out deviation measurement and selection, output frequency can be adjusted continuously; in the performance, the basic accuracy of 0.2%.

（一）Features

 

• Ø The measurement frequency reach to 100kHz, the 1Hz stepping can be adjusted continuously.
• Ø DC resistance, electrolytic capacitance measurement
• Ø Internal bias voltage output (10mV-500mV)
• Ø Automatic identification of component measurement
• Ø Support for screening and deviation measurement
• Ø 2.8 inch TFT display, 4 half display
• Ø USB communication interface
• Ø Large capacity lithium battery power supply
• Ø Support SCPI protocol
• Ø Provide system settings, according to their own requirements configuration language, buzzer, screen brightness, etc.
• Ø Basic measurement accuracy 0.2%, measurement speed can be adjusted
• Ø Manual and automatic range
• Ø Open circuit fault

 

 

General parameters

Model	ET430B	ET430	ET431	ET432	ET433
Measurement parameters	Main parameter：L/C/R/Z   Secondary parameter：X/D/Q/θ/ESR
Equivalent mode	Series, parallel
Mode of range	Manual, automatic
Measurement speed	Fast（4 times/s）, medium（2 times /s）, slow（1 times /s）
Configuration of the test terminal	3-terminal, 5-terminal
Correction function	Short circuit, open circuit
Communication interface	Mini-USB（virtual serial port）
Frequency of test signal	100Hz, 120Hz, 1kHz, 10kH	100Hz, 120Hz, 1kHz, 10kHz, 40kHz, 100kHz	100Hz, 120Hz, 1kHz, 10kHz	100Hz, 120Hz, 1kHz, 10kHz, 40kHz, 100kHz		10Hz-100KHz adjustable, 1Hz stepping
Level of test signal	0.6Vrms		0.6Vrms, 0.3Vrms, 0.1Vrms		0.1Vrms-0.75Vrms adjustable, 1mVrms stepping
Output impedance	100Ω
Highest accuracy (see accuracy indicators for details)	Resistance: 0.25% Capacitance: 0.4%		0.2%
Electrolysis and capacitance mode	No		Yes
DCR mode	No		Yes
Internal bias	No		0-500mV adjustable, 1mV stepping
Scope of measurement	L:0-2000H C：0-20mF R：0-20MΩ

 

Correction function	Open circuit correction
Screening function	The limit range can be set to 1%-50%, which is fixed at 1%,5%,10%,20%
Deviation measurement	The percentage of deviation between the nominal value of the component and the setting and display
else	Adjust backlight brightness, Device USB, automatic shutdown time can be set
ACCESSORIES
STANDARD	1,Mini-USB data Wires;      2, power adapter;         3, short circuit chip;  4,red&black rubber plug;        5,large capacity lithium battery
		Kelvin test clip
Optional	Kelvin test clip SMD test clamp	SMD testing clamp