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Room 402, Building 7b, Liandong U Valley, No. 317 Mudong Road, Wuzhong District, Suzhou City
Suzhou Zhanwen Electronic Technology Co., Ltd
Room 402, Building 7b, Liandong U Valley, No. 317 Mudong Road, Wuzhong District, Suzhou City
Tonghui PrecisionLCR Digital Bridge TH2827 Series Product Details
Tonghui PrecisionLCR digital bridge TH2827 seriesOverview
The TH2827 series is a new type of LCR digital bridge with multiple functions and higher testing frequencies. It is small in size, compact and portable, and easy to use on shelves. The basic accuracy of this series of instruments is 0.05%, with a testing frequency of 1MHz and a resolution of 10mHz. The 4.3-inch LCD screen, combined with a Chinese and English operating interface, is easy and simple to operate. Integrated transformer testing function improves testing efficiency. The instrument provides rich interfaces that can meet various requirements for automatic sorting testing, data transmission, and storage.
Function and Interface
In addition to the conventional LCR testing parameters, this instrument also integrates a single transformer testing function, which can test common transformer parameters such as primary/secondary inductance, primary/secondary DC resistance, mutual inductance, primary and capacitance, greatly improving testing efficiency.
Material dielectric constant test
The TH2827 series, together with the specialized material testing fixture TH26077 and the upper computer software, can conveniently and * * measure the dielectric constant of materials at different frequencies.
Basic accuracy factor curve:

Note: Test signal level: 0.3Vrms -1Vrms
The upper values (without parentheses) are applicable to medium and slow speeds
The lower values (values in parentheses) are suitable for fast.
Tonghui PrecisionLCR digital bridge TH2827 seriescharacteristic
★ Test frequency: 20Hz-300kHz, resolution: 10mHz
★ Basic accuracy: 0.05%
★ Testing speed: * Fast 13ms/time Transformer parameter testing function
★ 30Ω,50Oh,100ΩOptional internal resistance 201 point list scanning test function
★ Automatic Level Adjustment (ALC) function for voltage or current, V and I test signal level monitoring function
★ Internal built-in DC bias source
★ Can be connected to an external high current DC bias source
★ Built in comparator, 10 level sorting and counting function, internal file storage and external USB file saving. Measurement data can be directly saved to USB drive
★ 4.3-inch TFT LCD display
★ Optional operation interface in both Chinese and English
★ RS232C, USB HOST, USB DEVICE, LAN, Handler, GPIB, DCI interfaces
Tonghui PrecisionLCR digital bridge TH2827 seriesspecification
model |
frequency range |
precision |
*Small resolution |
DC bias voltage |
DC bias current |
TH2827A |
20Hz-300kHz |
0.05% |
10mHz |
0±5V |
0±50mA |
TH2827C |
20Hz-1MHz |
0.01% |
10mHz |
0±5V |
0±50mA |