Technical parameters
Product model TH2838 TH2838H TH2838A Test signal source
Source output impedance 100Ω, ±1% @1kHz
测试频率 The scope of 20Hz-2MHz 20Hz-1MHz Set the step 20.0000Hz - 99.9999Hz 1mHz 100.000Hz - 999.999Hz 10mHz 1.00000kHz - 9.99999kHz 100mHz 10.0000kHz - 99.9999kHz 1Hz 100.000kHz - 999.999kHz 10Hz 1.00000MHz - 2.00000MHz 100Hz AC test signal mode Rating (ALC OFF) : Set the voltage as the Hcur voltage when the test end is open. Set the current as the outgoing current from Hcur when the test end is short. Constant current (ALC ON) : Keep the voltage on the DUT the same as the set value AC signal 电压The scope of 5mVrms -- 2Vrms F≤1MHz 5mVrms-- 20Vrms F >1MHz 5mVrms -- 15Vrms 5mVrms -- 2Vrms Resolution 5mVrms -- 0.2Vrms 100µVrms 0.2Vrms -- 0.5Vrms 200µVrms 0.5Vrms -- 1Vrms 500µVrms 1Vrms -- 2Vrms 1mVrms 2Vrms -- 5Vrms 2mVrms 5Vrms -- 10Vrms 5mVrms 10Vrms -- 20Vrms 10mVrms 电流The scope of 50µArms -- 20mArms 50µArms --100mArms 50µArms -- 20mArms Resolution 50µArms -- 2mArms 1µArms 2mArms -- 5mArms 2µArms 5mArms -- 10mArms 5µArms 10mArms -- 20mArms 10µArms 20mArms -- 50mArms 20µArms 50mArms--100mArms 50µArms Rdc test 电压The scope of 100mV — 2V Resolution 100µV 电流The scope of 0mA— 20mA Resolution 1µA DC offset 电压The scope of 0V — ± 10V 0V — ± 40V 0V — ± 10V Resolution 0V -- 5V 100µV 5V -- 10V 1mV 10V -- 20V 2mV 20V -- 40V 5mV 电流The scope of 0mA— ± 100mA Resolution 0 A -- 50mA 1µA 50mA -- 100mA 10µA Voltage source 电压The scope of ------ -10V -- 10V ------ Resolution ------ 1mV ------ 电流The scope of ------ -45mA -- +45mA ------ Output impedance ------ 100Ω ------ The monitor Size/type 7英寸 (对角线)TFT LCDThe monitor The proportion of 16：9 Resolution 800×RGB×480 Measuring function Test parameters Cp-D,Cp-Q,Cp-G,Cp-RpCs-D,Cs-Q,Cs-RsLp-D, Lp-Q, Lp-G, Lp-Rp, Lp-RdcLs-D, Ls-Q, Ls-Rs, Ls-Rdc, RdcR-X, Z-θd, Z-θrG-B, Y-θd, Y-θrVdc-Idc Mathematical function A(X+B)+C, X为Test parameters,A、B、C为输入参数 Equivalent circuit Series, parallel Deviation measurement The absolute deviation from the nominal value is δand the percentage deviation from the nominal value is Δpercent Calibration function 开路OPEN、短路SHORT、负载LOAD Range selection 自动AUTO、手动HOLD The range of LCR 100 m Ω, 1 Ω, Ω 10, 20 Ω Ω 50, 100 Ω, 200 Ω, 500 Ω Ω 1 k, 2 k Ω Ω 5 k, 10 k Ω, 20 k Ω Ω 50 k, 100 k Ω, a total of 15 Rdc Ω 1, 10 Ω, 20 Ω Ω 50, 100 Ω, 200 Ω, 500 Ω Ω 1 k, 2 k Ω Ω 5 k, 10 k Ω, 20 k Ω Ω 50 k, 100 k Ω, a total of 15 Trigger mode INT、MAN、EXT、BUS Trigger delay 0 s -- 999 s,Resolution100us Test end configuration The four-end pairs of Test cable length 0m, 1m, 2m, 4m Measure the average 1-255 times Measurement time (ms) Velocity pattern 20Hz 100Hz 1kHz 10kHz 100kHz 1MHz 2MHz FAST 330 100 20 7.7 5.7 5.6 5.6 MED 380 180 110 92 89 88 88 LONG 480 300 240 230 220 220 220 测量显示The scope of a 1×10-18; E 1×1018 Cs, Cp ±1.000000 aF -- 999.9999 EF Ls,Lp ±1.000000 aH -- 999.9999 EH D ±0.000001 -- 9.999999 Q ±0.01 -- 99999.99 R, Rs, Rp, X, Z, Rdc ±1.000000 aΩ -- 999.9999 EΩ G,B,Y ±1. 000000 aS -- 999.9999 ES Vdc ±1.000000 aV -- 999.9999 EV Idc ±1.000000 aA -- 999.9999 EA θ r ±1.000000 a rad -- 3.141593 rad θ d ±0.0001 deg -- 180.0000 deg Δ% ±0.0001% -- 999.9999% t None Turn Ratio (= turn ratio) ±0.000000 -- 1000.000 Basic measurement accuracy 0.05percent(see instructions for details) List scan
Scan points 201 points at most Scan parameter Test frequency,AC voltage,AC current,DC BIAS voltage,DC BIAS current 第二Scan parameter None、The range of方式、Test frequency,AC voltage,AC current,DC BIAS voltage,DC BIAS current、直流源电压.注：已选择的Scan parameter参数不能再选为第二Scan parameter. Trigger mode The order is SEQ When once triggered, the measurement at all scan points./EOM/INDEX output only once. 步进STEP 每次触发执行一个扫描点测量.每点均输出/EOM/INDEX,但List scanComparator结果只在的/EOM才输出. List scanComparator 可为每个扫描点设置一对下限和上限.可选择：通过Scan parameter判断/通过第二参数判断/不用于每一极限. List scan时间标记 In sequential mode, when the trigger point is set to 0, the start time of the measurement can be recorded at each measurement point by defining the time Graphic scanning analysis
Scan points 51,101,201,401,801 points Optional ------ Scan the trajectory The primary and secondary parameters are optional ------ 显示The scope of Automatic, lock ------ Coordinate ruler Logarithm, linear ------ Scan parameter 频率、ACV、ACI、DCV BIAS/DCI BIAS、直流Voltage source ------ The scan results show that Maximum/minimum value of primary/secondary parameters. Set point Primary/secondary parameter values ------ Scan graphic storage Scanning graphics can be stored in the instrument internal FLASH, external USB memory or uploaded to the upper computer ------ Comparator
Bin file The primary parameter 9箱，出箱，出箱，出箱 The secondary parameter HIGH、IN、LOW Bin limit setting Absolute value, deviation, percentage deviation Bin count 0 -- 999999 PASS/FAIL指示 满足The primary parameter为9 BIN之一、The secondary parameter为IN,前面板PASS灯ON,否则FAIL ON Measurement auxiliary function
Data buffer storage function 201 measurements can be read in batches Save/call function 40 sets of instrument built-in non-volatile memory test Settings file 500 sets of instrument USB memory test Settings file/screenshot graphics/record file Keyboard lock function Lockable front panel key Interface
USB HOST port Universal serial bus socket, Class A; The format is FAT16 or FAT32. U disk storage or bar code scanning USB DEVICE Port Universal serial bus socket, small Class B (4 contact positions); Compatible with the USBTMC-USB488 and USB 2.0, the female connector is used to connect the external controller LAN 10/100BaseT Ethernet,8 pins, two speed choices HANDLERInterface 用于Bin file信号输出 External DC BIAS control Control TH1778/TH1778S bias current source, up to one TH1778 5 TH1778S (120A MAX) RS232C Standard 9 pins, cross GPIB (Optional) 24-pin D-Sub port (D-24 class), female connector compatible with IEEE488.1,2, and SCPI.
