Interfaces

• Standard: HANDLER、RS232、USB HOST、USB DEVICE

• Optional: GPIB

Introduction

TH2816B+ is a precision LCR digital bridge launched by Tonghui, with test frequency covering 50Hz - 200kHz (37 frequency points resolution), features 0.05% accuracy and a maximum test speed of approx. 160 readings/second. It has a built-in 10-bin sorting comparator, supports 4-point frequency/level list scanning, and is suitable for impedance parameter evaluation of passive components, printed circuit boards, relays and other devices, providing high-precision solutions for electronic component testing.

Performance Features

• Test Frequency: 50Hz - 200kHz, Resolution: 37 frequency points

• 0.05% accuracy (TH2816A+/TH2816B+) + 6-digit reading

• Maximum test speed: approx. 160 readings/second

• Built-in comparator: 10-bin sorting with bin count (TH2816B+)

• User-friendly operation interface, easy to operate

• 240×64 dot-matrix graphic LCD display

• 10mVrms - 2.0Vrms programmable test level

• Compatible with existing bias current source control

• High stability and high accuracy

• Accurate load calibration function

• 30Ω/100Ω selectable signal source output impedance

• 4-point frequency / level / list sweep function

• Direct reading, display of absolute deviation and relative deviation

• 12 groups of internal instrument setting storage

• Test level monitoring function

• Keypad lock function

Applications

■ Passive components: Impedance parameter evaluation for capacitors, inductors, magnetic cores, resistors, piezoelectric devices, transformers, chip components and network components, etc.

■ Other components: Impedance evaluation for printed circuit boards, relays, switches, cables, batteries, etc.

Technical Parameters

Product Model		TH2816P	TH2816A+	TH2816B+
Display		240 x 64 dot-matrix LCD display
Reading		7-digit reading resolution	6-digit reading resolution	6-digit reading resolution
Basic Measurement Accuracy		0.02%	0.05%	0.05%
Test Signal Frequency	Range	50Hz - 200kHz	50Hz - 200kHz	50Hz - 200kHz
	Number of Points	12000 Points	12000 Points	37 Points
Source Output Impedance		30Ω / 100Ω
AC Test Signal Level		10mV - 2Vrms, 10mV Step
Test Parameters		L、C、R、|Z|、D、Q、G、B、X、 θd、θr、Vm、Im，△%
Measurement Display Range	|Z|,R,X	0.00001Ω - 99.9999MΩ
	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)	-6.28318
	Δ%	-19.99998
Measurement Terminals		5-terminal
List Sweep		4 points: Frequency, Level
Graphic Sweep Analysis		------
Measurement Speed		Fast+: 16.7 ms; Fast: 33 ms; Medium: 100 ms; Slow: 667 ms
Equivalent Circuit		Series,   Parallel
Range Mode		Auto,   Hold
Trigger Mode		Internal,   Manual,   External,   Bus
Average Number		1－255
Zero Clear Function		Open Circuit,   Short Circuit,   Load
Math Operations		Direct Reading, ΔABS, Δ%, V/I, Bin Number and Bin Count
Comparator Function		10-bin sorting, BIN1 - BIN9、NG、AUX		4-bin sorting, BIN1 - BIN3、NG、AUX
		Bin Count Function	Bin Count Function
		PASS、FAIL Front Panel Display	PASS、FAIL Front Panel Display
Memory		12 groups of internal instrument settings for storage/recall
Interface	Control Interface	HANDLER
	Communication Interface	RS232C、USB   HOST、USB   DEVICE、GPIB(Optional)
Operating Temperature,   Humidity		0℃－40℃,   ≤ 90%RH
Input Power	Voltage	198V－242V   AC
	Frequency	47Hz－63Hz
	Power Consumption	Max. 80VA
Rack Dimensions (mm)		350(W)×122(H)×310(D)
Weight		6.5 kg

Accessories

Physical Specifications (Dimensions / Weight)

• Overall Dimensions: 350mm (W) × 122mm (H) × 310mm (D)

• Weight: 6.5kg