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test 1760/1770lcr表是被动元件量测仪器,适用于被动元件自动化制造工厂或电子工厂进料检验。test 1760lcr表21ms的高速量测及0.1%的准确度,符合高速生产的要求;8级分类计数功能、不良品判定及50组内部仪器设定储存及呼叫功能,完全符合生产线操作简易的要求;四种阻抗输出模式选择,量测结果比对各家的lcr表,取得一致性的量测标准;低阻抗零件自动化生产设备之选择;test 1770并可调整直流重叠电流,适用于各式通讯变压器及小功率电感器之直流电压检测。
test 1770lcr表另具有直流电阻(dcr)、互感(m)、圈比数(turns ratio)等变压器测量参数之量测功能,适用于变压器综合测试自动化设备。
特点
■ 直流电阻(dcr)互感(m)圈数比(turn ratio)等变压器测量参数之量测功能(1770)
■ 测量频率:50hz,60hz,100hz,120hz,1khz,10khz,20khz,50khz,100khz
■ 基本量测准确度:0.1%
■ 高速测量:21ms(测试频率≥100hz)
■ 可与hp 4263b lcr表ieee-488控制界面相容
■ 4种输出阻抗模式选择,量测结果可比对各知名厂牌之lcr表
■ 具重叠比较器
■ 0.01mω高解析度及0.3%高准确度达到100mω的测试范围,提供大容量、低电感等低阻抗零件之精准量测
■ 可调直流重叠电流Zui大200ma(固定输出阻抗25ω),适用于各种通讯变压器及小功率电感器之直流重叠电感检测(1770)
■ 大型lcd显示(240x64矩阵点),容易操作
■ 0.01mω~99.99mω及4 1/2位数的解析度
■ 具分类计数功能
■ 具比较良品/不良品警示声响判定功能
■ 50组内部仪器设定可供储存及呼叫
model | 1760 | 1770 |
test parameter | l , c , |z| , q , d , esr , x | l , c , |z| , q , d , esr , x , dcr4 , m , turns ratio , l2 , dcr2 |
test signals | ||
level | 10mv~1 v , step 10mv ; ± (10% +3mv ) | |
frequency | 50hz , 60hz , 100hz , 120hz , 1khz ,10khz , 20khz , 40khz , 50khz , 100khz , ± 0.01% | |
output impedance ( nominal value ) | constant off : varies as range resistors constant 107x : 25ω constant 320x : 100ω constant 106x : 50ω,for z≧10ω 100ma (1v setting ) for reactive load ≦10ω constant 102x : 25ω for z<1ω, 100ωfor else | |
dc bias current (freq.1khz ) | -- | 50ma max . for constant 100ω 200ma max . for constant 25ω (ac level 100mv) |
measurement display range | ||
c ( capacitance ) | 0.001pf ~ 1.9999 f | |
l , m , l2 ( inductance ) | 0.001uh ~ 99.99kh | |
z ( impedance ) , esr | 0.01 mω ~ 99.99 mω | |
q ( quality factor ) d ( distortion factor ) | 0.0001 ~ 9999 | |
θ( phase angle ) | -180.00°~ +180.00° | |
turn ratio ( np:ns ) | -- | 0.9 ~ 999.99 |
dcr | -- | 0.01 mω~ 99.99 mω |
basic measurement accuracy ( note 1) | ± 0.1% | |
measurement time ( fast ) ( note 2 ) | 21ms | |
interface & i/o | ||
interface | handler ( 50 pin ) gpib ( ieee - 488.2 ) | |
output signal | bin-sorting & hi / go / low judge | |
comparator | upper / lower limits in value | |
bin sorting | 8 bin limits in % | |
trigger delay | 0 ~ 9999 ms | |
display | 240 × 64 dot-matrix lcd display | |
function | ||
correction | open / short zeroing , load correction | |
averaging | 1 ~ 256 programmable | |
cable length | 0m , 1m , 2m , 4m | |
test sig . level monitor | voltage , current | |
equivalent circuit mode | series , parallel | |
memory ( store / recall ) | 50 instrument setups | |
trigger | internal , manual , external , bus | |
general | ||
operation environment | temperature : 10℃ ~ 40℃ , humidity : < 90% r.h. | |
power requirements | 65va max | |
power consumption | 90 ~ 125vac or 190 ~ 250vacl , 48 ~ 62hz | |
weight | approx 5.4 kg | |
dimension(w × h × d) | 405 × 130 × 365 mm |
note 1:23±5℃ after open and short correction . slow measurement speed . refer to operation manual for detail measurement accuracy descriptions .
note 2:measurement time includes sampling , calculation and judge of primary and secondary test parameter measurement .
本产品的加工定制是是,类型是智能LCR测量仪,品牌是test,型号是1770,测量准确度是0.1(%),测量频率是100(Hz),测量速度是快