产品简介
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l 测试频率 20Hz~200khz/1MHz，精确度 ±0.002%
l 基本量测准确度:0.1%
l 三种阻抗输出模式选择，量测结果与各家知名厂牌之LCR表完全比对
l 增强式圈数比(Turn Ratio)准确量测，适用于低磁导率之磁心 ,
l 高速LCR量测，最快80次/秒 ,高速DCR量测，最快50次/秒 ,
l 对于扫描频率、电压与重迭电流量测，提供图形和表格显示方式(3255/3302) ,
l 内建1A重置电流，供加电流变压器环境使用(选购,限出货前安装)
l 1320直流重迭电流源直接控制功能(3255/3302)
l 大型LCD显示(320x240点矩阵)
l 提供各式标准测试治具及特殊治具订制
l 四端测试治具，可得到DCR、电感量和圈数比之精确且稳定之量测
l 内建式比较器;10级分类(BIN SORTION)及计数功能(3252/3302)
l 以电感量测值为漏感中心值功能，提供充电器内变压器应用
l 4M SRAM记忆卡供机台数据设定及备份
l 标准RS232，HANDLER，PRINTER接口，支持LCR功能
l 15 组内部仪器设定可供储存及呼叫
LCR 3252提供20HZ-1MHZ测试频率,可提供多种输出阻抗模式的选择,使得测试仪器间因测试输出阻抗差异造成测试电流不同,而引起之量得电感量差异之问题得以解决. 另外3302除提供变压器扫描的测试功能外,也提供LCR METER功能,可广泛应用于各式零件之进出料检验,研发分析或生产线自动化应用.
技术参数
| Model | 3252 | |||
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Main Function
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Transformer Scanning Test Transformer Scanning Test + LCR METER
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Test Parameter
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Transformer Scanning Turn Ratio, Phase, Turn, L, Q, Leakage L, Balance, ACR, Cp, DCR, Pin Short
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LCR METER -- L, C, R, |Z|, Y, DCR, Q, D, R, X,
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Test Signals Information
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Test Level Turn 10mV ~ 10V, 10% 10mV/step
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Others 10mV ~ 2V, 10% 10mV/step
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Test Frequency Turn 1kHz ~ 200kHz, 0.002%, 20Hz~1MHz, 0.002%, Resolution: 0.01 Hz
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Output Impedance Turn 10 , when level 2V / 50 , when level<2V
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Others Constant = OFF : Varies as range resistors
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Constant = 320X : 100Ω ±5%
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Constant = 107X : 25Ω ±5%
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Constant = 106X : 10Ω ±5%
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Measurement Range
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L, LK : 0.00001uH ~ 9999.99H
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C : 0.00001pF ~ 999.999mF
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Q, D: 0.00001 ~ 99999
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Z, X, R: 0.00001 ~ 99.9999M
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Y : 0.01nS ~ 99.9999S
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θ: -90.00° ~ +90.00°
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DCR: 0.001mΩ ~ 99.999M
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Turn : 0.01 ~ 99999.99 turns (Secondary voltage less than 100 Vrms)
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Pin-Short : 11 pairs, between pin to pin
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Basic Accuracy
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L, LK, C, Z, X, Y, R, DCR 0.1%(1kHz if AC parameter)
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Q, D 0.0005(1kHz)
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0.03 (1kHz)
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Turn 0.5% (1kHz)
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Measurement Speed (Fastest)
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L, LK, C, Z, X, Y, R, Q, D, 80meas./sec.
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DCR 50meas./sec.
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Turn 10meas./sec.
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Judge
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Transformer Scanning PASS/FAIL judge of all test parameters output from optional HANDLER interface
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LCR METER -- 10 bins for sorting & bin sum count output from
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HANDLER interface/PASS/FAIL judge output from HANDLER interface
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Trigger Internal, Manual, External
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Display 320x240 dot-matrix LCD display
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Equivalent Circuit Mode Series, Parallel
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Correction Function Open/Short Zeroing, Load correction
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Memory 15 instrument setups, expansion is possible via memory card
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General
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Operation Environment Temperature: 10°C ~ 40°C, Humidity: 10% ~ 90% RH
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Power consumption 140VA max
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Dimension(H*W*D) 177*430*300mm
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Weight about 9.2kg
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