Keithley 6517-142-04D印刷电路板 PDF资料

1.产 品 资 料 介 绍：

Keithley 6517-142-04D 是吉时利 6517A 静电计/高阻表中的一块专用印刷电路板，属于模拟测量单元相关的组件。以下为该板卡的要点整理。

产品特点

1. 6517A 模拟单元相关组件：属于吉时利 6517A 静电计内部电路板，涉及模拟信号处理链路。

2. 精密测量电路：静电计模拟板负责将前端采集的微弱电荷/电流信号进行精密放大、调理与模数转换。

3. 高精度元器件密集：板上包含运算放大器、精密电阻、积分电容、ADC 采样电路等高精度元件。

4. 故障高发区域：模拟单元组件损坏是 6517A 测量不准、数据漂移等问题的主要诱因之一，占比约 35%。

5. 板卡级维修对象：故障时通常以更换模拟单元组件的方式进行修复。

产品应用领域

1. 吉时利 6517A 静电计维修。

2. 吉时利 6517B 静电计维修。

3. 吉时利静电计校准。

4. 高阻测量设备维护。

5. 微电流测量设备维修。

6. 静电计数据漂移故障修复。

7. 静电计测量超差故障修复。

8. 实验室精密仪器维护。

产品参数

1. 产品类型：模拟测量单元相关印刷电路板。

2. 适配仪器：Keithley 6517A / 6517B 静电计。

3. 板卡标识：6517-142-04D。

综上，Keithley 6517-142-04D 印刷电路板是吉时利 6517A 静电计模拟测量单元中的一块组件，其性能直接影响仪器的测量精度与稳定性，故障时需进行芯片级维修或组件更换。

Keithley 6517-142-04D印刷电路板   英文介绍

Keithley 6517-142-04D is a dedicated printed circuit board in the Keithley 6517A Electrometer/High Resistance Meter, which is a component related to analog measurement units. The following is a summary of the key points of the board.

Product Features

6517A simulation unit related components: belong to the internal circuit board of Jishili 6517A electrostatic meter, involving analog signal processing link.

Precision measurement circuit: The electrostatic meter analog board is responsible for precise amplification, conditioning, and analog-to-digital conversion of the weak charge/current signals collected by the front-end.

High precision component density: The board contains high-precision components such as operational amplifiers, precision resistors, integrating capacitors, ADC sampling circuits, etc.

High incidence area of faults: The damage of simulation unit components is one of the main causes of inaccurate measurement and data drift in 6517A, accounting for about 35%.

Board level maintenance object: When a fault occurs, it is usually repaired by replacing the analog unit components.

Product application areas

Jishili 6517A electrostatic meter maintenance.

Jishili 6517B electrostatic meter maintenance.

Calibration of Jishili Electrometer.

Maintenance of high resistance measuring equipment.

Repair of microcurrent measuring equipment.

Repair of data drift fault in electrostatic meter.

Repair of electrostatic meter measurement out of tolerance fault.

Maintenance of laboratory precision instruments.

Product Specifications

Product type: Analog measurement unit related printed circuit board.

Compatible instrument: Keithley 6517A/6517B electrostatic meter.

Board identification: 6517-142-04D.

In summary, the Keithley 6517-142-04D printed circuit board is a component in the analog measurement unit of the Keithley 6517A electrostatic meter. Its performance directly affects the measurement accuracy and stability of the instrument, and chip level maintenance or component replacement is required in case of malfunction.

Keithley 6517-142-04D印刷电路板  产品图片

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型号：Keithley 6517-142-04D印刷电路板

质保：一年

成色：全新/二手

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