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基本配置
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產(chǎn)品名稱
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數(shù)字示波器
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產(chǎn)品型號(hào)
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DSO4022B
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模擬通道垂直系統(tǒng)
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輸入通道
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雙通道
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帶寬（-3dB）
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20MHz
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上升時(shí)間
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≤17ns
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帶寬限制
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±4 divisions
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垂直分辨率
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8-bit resolution,
each channel sampled simultaneously
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垂直靈敏度
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10mV/div to 5V/div at input BNC
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直流垂直增益精度
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±3%
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輸入耦合
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DC, AC, GND
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輸入阻抗
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Resistance: 1MΩ; Capacitance: 25pF
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最大輸入電壓
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300VRMS (10×), Installation Category
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探測(cè)系統(tǒng)
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Probe Attenuation：1X, 10X
Supported Probe Attenuation Factors：1X, 10X, 100X, 1000X
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水平系統(tǒng)
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時(shí)基范圍
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4ns/div to 40s/div, in a 2, 4, 8 sequence
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時(shí)基精度
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±50ppm over any ≥1ms time interval
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模擬信號(hào)采集系統(tǒng)
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實(shí)時(shí)采樣率
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500MSa/s
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記錄長度
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Maximum 40K samples per single-channel; maximum 20K samples per dual-channel (4K, 20K optional)
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采集模式
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Real-Time Sample
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觸發(fā)系統(tǒng)
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觸發(fā)模式
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Trigger when < (Less than), > (Greater than), = (Equal), or ≠ (Not Equal); Positive pulse or Negative pulse
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觸發(fā)耦合
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DC
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測(cè)量運(yùn)算系統(tǒng)
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自動(dòng)測(cè)量
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Frequency, Period, Mean, Peak-to-peak, Cycle RMS, PRMS, Minimum, Maximum, Rise Time, Fall Time, + Width, - Width, + Duty, - Duty, Base, Top, Middle, Amplitude, Overshoot, Preshoot, Pmean, FOVShoot, RPREShoot, BWidth, Delay 1-2 ↑, Delay 1-2 ↓, LFF, LFR, LRF, LRR, FFR, EFRF
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光標(biāo)測(cè)量
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Voltage difference between cursors: △V
Time difference between cursors: △T
Reciprocal of △T in Hertz (1/ΔT)
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顯示系統(tǒng)
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顯示器
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7 inch 64K color TFT (diagonal liquid crystal)
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顯示器分辨率
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800 horizontal by 480 vertical pixels
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語言種類
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6 digits
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附件
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標(biāo)配
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X1, X10 two passive probes，A USB A-B line，A power cord special for this product，A software installation CD，A warranty card，A certificate。
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電源要求
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電壓范圍
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100-120VACRMS(±10%)
120-240VACRMS(±10%)
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頻率范圍
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100-120VACRMS(±10%), 45Hz to 440Hz, CATⅡ
120-240VACRMS(±10%), 45Hz to 66Hz, CATⅡ
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功率使用
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<30W
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物理與環(huán)境特性
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尺寸
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313mm（L）×142mm（H）×108mm（D）
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重量
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2.08Kg
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環(huán)境溫度/濕度
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Temperature：
Operating: 32℉ to 122℉ (0℃ to 50℃)
Nonoperating: -40℉ to 159.8℉ (-40℃ to +71℃)
Humidity：
+104℉ or below (+40℃ or below): ≤90% relative humidity
106℉ to 122℉ (+41℃ to 50℃): ≤60% relative humidity
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海拔高度
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Operating and Nonoperating：3,000m (10,000 feet)
Random Vibration：0.31gRMS from 50Hz to 500Hz, 10 minutes on each axis
Nonoperating：2.46gRMS from 5Hz to 500Hz, 10 minutes on each axis
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其它
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