產品介紹∣低頻頻率響應分析儀

Solartron 1255B低頻頻率響應分析儀，可滿足您眼前及未來的測試需求！
採用單一正弦相關技術，1255B可提供一個系統內任2點之間精準的增益及相位測量。此完全數位化的技術，可用於評估單純及複雜的系統，包括電化學、材料、電子、機械及聲學應用領域。
Solartron生產頻率響應分析儀已有超過45年以上的歷史，儀器被全球各地視為產業標準。1255B便是延續其冠絕群倫的知識與經驗生產而得 - 具有1MHz的頻率範圍及6500萬分之一的頻率解析度。
1255B頻率響應分析儀採用強大精密的現代測量技術，概念簡單、性能快速精準、容易操作，即使是非技術人員也能上手。
重要特點：
- 可測量增益、相位及群組延遲。
- 無比的精度：0.2%，0.02dB，0.2º
- 深動態範圍：130 dB及自動範圍調整。
- 寬廣的頻率範圍：10μHz～1MHz
- 超細的頻率解析度：達6500萬分之一。
- 自動掃描頻率、振幅或dc偏壓。
- 自動抑制雜訊與諧波。
- 只由前面板軟體控制。
電化學：
- 阻抗測量已成為研究電化學/生物現象及材料屬性的重要工具。1255B搭配恆電位儀例如1287A，即可適應廣泛的各種應用，包括：
  - 腐蝕及腐蝕防護。
  - 有機與無機塗層及薄膜的屬性。
  - 開發用於氧氣感測器的固體電解質。
  - 開發新型陽極/陰極材料與電解質。
  - 研究動植物組織屬性。
  - 光電效應。
材料測試：
- 當搭配1296A介電質界面及溫度測試設備時，1255B可用於測試廣泛的各種材料，例如：
- 燃料電池及固態電池。
- 液晶、聚合物及液體的分子動力學中的弛豫過程。
- 半導體、有機晶體、陶瓷等的電荷傳輸。
- 分析化學反應、聚合及固化過程。
- 新穎的氣體及液體感測器。
- 絕緣與半導體材料的特性測試。
- 生產絕緣子、印製電路板等的品質控制。
電子測試：
- 1255B極適合電子領域的各種應用 - 從基礎面（例如材料的電性與機械屬性特徵）到元件與完整電路的開發及測試。
- 一般而言，這些應用需要測量在一個寬廣頻率範圍上的轉移函數及群組延遲。在放大器或濾波器的情形下，還需要一個寬廣的動態範圍結合高頻解析度，才能完全定義衰減的特性。
機械測試：
- 機械測試包括航空航天應用例如伺服系統、制導控制系統、聲學系統。

產生器
波形	正弦
頻率	範圍10µHz～1MHz，最大解析度10µHz 誤差±100ppm，穩定性(24小時±1 ºC)：10ppm
振幅	≤10MHz：0～3Vrms，>10MHz：0～1Vrms
解析度	5mV
誤差(驅動開路)	±(5% +1% /MHz +5mV)
失真	＜2%
掃描類型	頻率(對數及線性)、振幅(線性)、DC偏壓(線性)
解析度	頻率：＞10,000點，振幅：＞200點
DC偏壓
範圍	±40.95V
解析度	10mV
誤差(驅動開路)	±1% ±10mV
最大電流	±100mA
最大電壓(lo對接地)	±0.4V
阻抗	輸出：50Ω ±1%，lo對接地：100Ω，＜10nf
連接	單一BNC，外部浮接至±0.4V
輸出具短路保護

分析儀：2台獨立的分析儀並聯操作

範圍	靈敏度(動態範圍)	滿刻度峰值輸入	共模抑制
30mV	1µV (90dB)	45mV	5V
300mV	10µV (90dB)	500mV	5V
3V	100µV (90dB)	5V	5V

詳細規格、配件、軟體及選購，歡迎洽詢。

The 1255B Frequency Response Analyzer is one of a range of instruments that will meet your needs today and in the future.
Using the single sine technique the 1255B provides precise measurement of gain and phase between any two points in a system. This fully digital technique is used to assess the performance of both simple and complex systems - electrochemical, materials, electronics, mechanical, and acoustic.
For over 45 years Solartron Analytical have produced frequency response analyzers, instruments which are regarded throughout the world as industry standards. This unsurpassed knowledge and experience has been used to produce the 1255B, with its 1MHz frequency range and 1 in 65 million frequency resolution.
The 1255B Frequency Response Analyzer applies the power and sophistication of modern measurement technology; simple in concept, fast and precise in performance, and so easy to use, even by non-technical personnel.
The 1255B Frequency Response Analyzer’s key features include:-
- Measures gain, phase and group delay
- Unbeatable accuracy - 0.2%, 0.02dB, 0.2º
- Deep dynamic range - 130 dB with autoranging
- Wide frequency range - 10μHz to 1MHz
- Ultrafine frequency resolution up to 1 in 65 million
- Automatic sweeps of frequency, amplitude or dc bias
- Automatic rejection of noise and harmonics
- Blind front panel software control only
Electrochemistry:
- Measurement of impedance has become an important tool in the study of electrochemical/biological phenomena and material properties. The 1255B together with a potentiostat such as 1287A can be used in a wide range of applications, including:
  - Corrosion and corrosion protection
  - Properties of organic and inorganic coatings and films
  - Development of solid electrolytes for oxygen sensors
  - Development of novel anode/cathode materials and electrolytes
  - Studies of animal and plant tissue properties
  - Photoelectric effects
Materials Testing:
- When combined with a 1296A Dielectric Interface and temperature test equipment the 1255B can be used to test a wide range of materials, such as:
  - Fuel cell and solid state batteries
  - Relaxation processes in the molecular dynamics of liquid crystals, polymers and liquids
  - Charge transport in semiconductors, organic crystals, ceramics etc.
  - Analysis of chemical reactions, polymerization and curing processes
  - Novel gas and liquid sensors
  - Characterization of insulating and semiconductor materials
  - Quality control in the production of insulators, printed circuit boards, etc.
Electronic Testing:
- 1255B is ideally suited to a wide variety of applications in the field of electronics - from fundamental aspects, such as the characterization of the electrical and mechanical properties of materials, to the development and testing of components and complete circuits.
- Generally these applications require the measurement of transfer functions and group delay over a wide frequency range. In the case of amplifiers or filters, a wide dynamic range coupled with high frequency resolution are also needed to enable the attenuation characteristics to be full defined.
Mechanical Testing:
- Mechanical Tests include aerospace applications such as servo systems, guidance control systems, acoustic systems.

Generator
Waveform	Sine
Frequency	Range: 10 µHz to 1 MHz, max resolution: 10 µHz Error: ±100 ppm, stability (24 hrs, ±1 ºC): 10 ppm
Amplitude	≤10 MHz: 0 to 3 Vrms, >10 MHz: 0 to 1 Vrms
Resolution	5 mV
Error (driving open circuit)	±(5% + 1% / MHz + 5 mV)
Distortion	<2%
Sweep types	Frequency (logarithmic and linear), amplitude (linear), DC bias (linear)
Resolution	Frequency: >10,000 points, amplitude: >200 points
DC Bias
Range	±40.95 V
Resolution	10 mV
Error (driving open circuit)	±1% ±10 mV
Max. Current	±100 mA
Max. Voltage (lo to ground)	±0.4 V
Impedance	output: 50 Ω ±1%, lo to ground: 100 Ω, <10 nf
Connection	single BNC, outer floating to ±0.4 V
Output is short circuit proof

Analyzers - Two independent analyzers operating in parallel.

Range	Sensitivity (dynamic range)	Full scale peak input	Com. Mode rejected
30 mV	1 µV (90 dB)	45 mV	5 V
300 mV	10 µV (90 dB)	500 mV	5 V
3 V	100 µV (90 dB)	5 V	5 V

Please feel free to contact for detailed specifications, accessories, software and options.