WFX—110型原子吸收光谱仪故障分析和维修

The Trouble Analysis of WFX-110 Type Atomic Absorption Spectrometer and Its Maintenance

本文主要介绍我厂使用的ＷＦＸ—１１０型原子吸收光谱仪所发生的一些故障现象和排除故障时的分析、判断以及检查结果。文中绘制了该仪器的原理方框图，及其脉冲减窄电路图中各级信号的输入和输出波形，同时结合故障叙述了该仪器中对数电路的元件作用及其电路公式。最后提出了故障产生后分析检查时应具有的指导思想。

This article mainly introduces the analysis of judgment and check of some trouble phenomena and eliminations by using WFX-110 type atomic absorption spectrometer in the Shanghai Heavy Machinery Plant.In the article, the principle block diagrams of the spectrometer, input and output signal waves in its narrow gate circuit, are given by drawing.the element function of logarithmic circuit and the circuit formula in the spectrometer are related to some troubles.Finally, the article puts forward a general guiding ideology for analyzing and checking troubles.