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USB示波器 - 英國Picoscope
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Picoscope 4444 高解析度隔離通道示波器

產品名稱 : 14 位元高解析度隔離通道示波器

產品型號 : Picoscope 4444

產品說明

PicoScope® 4444 高解析度隔離通道示波器是英國Pico Technology推出4隔離通道/14位元高解析度示波器, 具備20MHz頻寬,256M pts記憶體, 可讓使用者長時間同時擷取4通道的波形作分析及運算。本機型具備4個隔離通道, 可選配Picoconnect 441探棒(1:1/50V)或442高電壓探棒(25:1/1000V)做低壓/高壓差動訊號量測。本機型除了示波器功能外還標配任意波形產生器/頻譜分析儀/15種串列信號解碼分析等功能, 完美的價格優勢, 滿足使用者多通道差動訊號分析的需求。本機型特別適合生物訊號擷取/低電壓差動訊號量測/物聯網訊號傳輸等應用。
產品中文型錄下載 (6.1 MB)
功能說明
1. 4個隔離通道輸入
2. 12 /14 bits高解析度, 低雜訊
3. 全部通道20 MHz 頻寬
4. 最高400MS/s取樣率
5. 最高256 M記憶體
6. 可選配Picoconnect 441 (1:1探棒/50V耐壓)或Picoconnect 442 (25:1探棒/1000V耐壓)
7. D9介面可選配BNC單端或差動輸入轉接頭
8. 高共模拒斥比(CMRR), 60dB @ DC~1MHz
9. 先進的觸發及免費的15種串列解碼功能
10. USB3.0介面供電, 支援Windows, Mac and Linux作業系統
規格說明
Model4444
通道數 (Input channels)4
示波器(Oscilloscope) — 垂直規格(vertical)
頻寬 (Bandwidth)20 MHz 
上升時間 (Rise time)17.5 ns 
輸入介面 (Input type)D9介面 (可選配D9-BNC單端或差動輸入頭)
垂直解析度 (Vertical resolution)12/14 bits (可選擇)
軟體增強垂直解析度
(Software-enhanced vertical resolution)
Up to 16 bits
靈敏度 (Input sensitivity)2 mV/div to 10 V/div (10 vertical divisions)
電壓輸入範圍 (Input ranges)使用Picoconncet 441探棒: ±10 mV to ±50 V full scale, in 12 ranges
使用Picoconncet 442探棒: ±2.5V to ±1000 V full scale, in 9 ranges
耦合 (Input coupling)Software-selectable AC / DC
輸入阻抗 (Input characteristics)1 MΩ ∥ 17.5 pF
直流準確度 (DC accuracy)使用Picoconncet 441探棒: ±1% of full scale ±500 μV
使用Picoconncet 442探棒: ±3% of full scale ±12.5mV
垂直偏移調整範圍
(Analog offset range (vertical position adjustment))
±250 mV (10 mV to 500 mV ranges)
±2.5 V (1 V to 5 V ranges)
±25 V (10 V to 50 V ranges)
過電壓保護範圍
(Overvoltage protection)
±100 V (DC + AC peak)
示波器(Oscilloscope) — 水平規格(horizontal)
最大即時取樣率
(Maximum sampling rate (real-time))
12 bit mode: 400 MS/s @ 1CH; 200MS/s@2CH; 100MS/s up to 3/4 CH
14 bit mode: All channel 50MS/s
最大等即時樣率 (Maximum sampling rate)(USB 3.0 streaming)20 MS/s using PicoScope 6 software
80 MS/s per channel using supplied API, 160 MS/s total across all channels (PC-dependent)
時基 (Timebase ranges)12 bit: 5 ns/div to 5,000 s/div
14 bit: 10 ns/div to 5,000 s/div
記憶體 (Buffer memory)256 MS shared between active channels
波形框錄製數
(Maximum buffer segments (PicoScope))
10,000
波形更新率
 (Maximum waveforms per second)
100,000 (PC-dependent)
時基準確度 (Timebase accuracy)±50 ppm (+5 ppm/year)
觸發功能 (Triggering)
觸發源 (Source)All channel
觸發模式 (Trigger modes)Free run, auto, repeat, single, rapid (segmented memory)
觸發種類 (Trigger types)Edge with adjustable hysteresis, pulse width, window, window pulse width, dropout, window dropout, interval, logic level, runt pulse
觸發位準 (Trigger level)Digital triggering provides 1 LSB accuracy up to full bandwidth
最小觸發寬度 (Pulse width trigger)minimum 12.5 ns
頻譜分析功能 (Spectrum analyzer)
頻率範圍 (Frequency range)DC to 20 MHz
顯示模式 (Display modes)Magnitude, average, peak hold
視窗功能 (Windowing functions)Rectangular, Gaussian, triangular, Blackman, Blackman-Harris, Hamming, Hann, flat-top
FFT點數 (Number of FFT points)Selectable from 128 up to 1 million in powers of 2
刻度 (Scale / units)X axis : linear or log 10
Y axis : logarithmic (dbV, dBu, dBm, arbitrary) or linear (volts)
數學運算功能 (Math channels)
數學函數種類 (General functions)−x, x+y, x−y, x*y, x/y, x^y, sqrt, exp, ln, log, abs, norm, sign, sin, cos, tan, arcsin, arccos, arctan, sinh, cosh, tanh, derivative, integral, delay
濾波器功能 (Filter functions)Lowpass, highpass, bandstop, bandpass
繪圖功能 (Graphing functions)Frequency, duty cycle
波形擷取種類 (Multi-waveform functions)Min, max, average, peak
運算子 (Operands)Input channels, reference waveforms, time, constants, pi
自動量測 (Automatic measurement)
示波器量測參數 (Scope mode)AC RMS, true RMS, cycle time, DC average, duty cycle, falling rate, fall time, frequency, high pulse width, low pulse width, maximum, minimum, peak to peak, rise time, rising rate.
頻譜分析儀量測參數 (Spectrum mode)Frequency at peak, amplitude at peak, average amplitude at peak, total power, THD %, THD dB, THD+N, SFDR, SINAD, SNR, IMD
統計功能 (Statistics)Minimum, maximum, average and standard deviation
串列訊號解碼 (Serial decoding)
串列解碼種類 (Protocols)decode 1-Wire, ARINC 429, CAN & CAN-FD, DCC, DMX512, Ethernet 10Base-T and 100Base-TX,  FlexRay, I²C, I²S, LIN, PS/2, MODBUS, SENT, SPI, UART (RS-232 / RS-422 / RS-485), and USB 1.1 
輸入通道 (Inputs)All input channels with any mixture of protocols
遮罩測試 (Mask limit testing)
遮罩產生方式 (Mask generation)Auto generate from captured waveform, manual drawing, manual coordinate entry
動作方式 (Actions)Highlight on screen, select in buffer overview, activate alarm
量測方式 (Statistics)Pass/fail, failure count, total count
警報功能 (Alarms)
警告方式 (Initiating events)Capture, buffer full, mask fail
聲音警告 (Alarm actions)Beep, play sound, stop/restart capture, run executable, save current buffer/all buffers, trigger signal generator
顯示 (Display)
點跟點連線方式 (Interpolation)Linear or sin(x)/x
波形累積模式 (Persistence modes)Digital color, analog intensity, fast, custom
資料輸出 (Data export)
輸出格式 (Output file formats)BMP, CSV, GIF, JPG, MATLAB 4, PDF, PNG, PicoScope data, PicoScope settings, TXT
輸出功能 (Output functions)Copy to clipboard, print
操作環境 (Environmental)
操作溫度 (Temperature range (operating))0 °C to 45 °C
保存溫度 (Temperature range (storage))–20 °C to +60 °C
操作濕度 (Humidity range (operating))5% to 80% RH non-condensing
保存濕度 (Humidity range (storage))5% to 95% RH non-condensing
體積 (Physical properties)
Dimensions190 x 170 x 40 mm
Weight<0.5 kg
軟體 (Software)
Windows softwarePicoScope for Windows
Software development kit (SDK)
Windows 7, 8 or 10 recommended (read more)
macOS softwarePicoScope for macOS (beta: feature list)
Software development kit (SDK)
OS versions: see release notes
Linux softwarePicoScope for Linux (beta: feature list)
Software development kit (SDK)
See Linux Software & Drivers for details of supported distributions
支援語言 (Languages)Chinese (simplified), Chinese (traditional), Czech, Danish, Dutch, English, Finnish, French, German, Greek, Hungarian, Italian, Japanese, Korean, Norwegian, Polish, Portuguese, Romanian, Russian, Spanish, Swedish, Turkish
電腦連接介面 (PC connectivity)SuperSpeed USB 3.0 (USB 1.1 and USB 2.0 compatible)
電源需求 (Power requirements)Powered from single USB 3.0 port or two USB 2.0 ports
安規 (EMC approvals)Tested to meet EN61326-1:2006 and FCC Part 15 Subpart B
環境 (Environmental approvals)RoHS and WEEE compliant
保固期 (Warranty)5 years
其它說明1
   描述料號
型號4隔離通道示波器 (含USB 3.0傳輸線, 無標配探棒)Picoscope 4444
15MHz頻寬, 1:1衰減倍率, 50V耐壓探棒Picconnect 441
10MHz頻寬, 25:1衰減倍率, 1,000V耐壓探棒Picconnect 442
D9轉BNC單端轉接頭TA271
D9轉BNC差動轉接頭TA299
40A電流探棒 (DC/AC; 100kHz頻寬)TA300
200/2000A電流探棒 (DC/AC; 20kHz頻寬)TA301
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