产品使用保养常识

摘要：<p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;text-align:center;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;"><span style="box-sizing:border-box;font-weight:700;margin:0px;padding:0px;list-style:none;border:none;">仪器使用保养注意事项</span></span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">（一）数字存储示波器</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 1.根据实际需要选择相应频宽的示波器，一般选择频带宽度是测试信号的（2-5）倍。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 2.根据信号幅度大小确定合适的衰减系数，如果大于400V以上一般建议要用高压衰减探头， 否则就看不到信号还有可能因为电压过高而损坏仪器。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 3.选择电网电压稳定的电源系统，这样可以减少干扰，稳定测试信号。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 4.避免仪器周围强磁场的干扰。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 5.当被测信号为电网电压直接产生且没有隔离的情况下应将示波器的外接电源线的地线拔掉。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp;</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">（二）台式数字万用表</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 1.测试时注意电压、电流对应的插孔，不能插错，否则就会测不到还可能会损坏仪器及其他设施。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 2.测试电流时要根据电流大小选择合适的插孔和正确的量程。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 3.测试毫欧级电阻或者四端电阻要定制专用的四端测试线。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 4.远离强电磁场的干扰。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 5.测试小信号交流电压前要可靠清零。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 6.保持环境干燥，长期不用应拔掉电源。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp;</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">（三）电声器件测试仪器</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 1.TH1312系列仪器使用要注意扬声器的*大功率与仪器的*大功率匹配，一般要选择仪器的*大输出功率大于扬声器的*大功率，不要将仪器经常工作</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; &nbsp;在极限状态。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 2.仪器暂时不用时将电压调到*小。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 3.TH5991使用时大功率扬声器不适宜长时间工作在高幅度测试状态，因为扬声器功率太大会将仪器内部电路烧坏。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 4.保持话筒插头的清洁度提高话筒的灵敏度。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp;</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">（四）变压器﹑电机﹑线圈类测试仪器</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 1.自动变压器测试系统TH2818/19XB/XA等仪器使用时主要注意连接主机与扫描盒的SCANNER扫描线不能随便插，要注意方向如果插错可能会导致仪器损坏，</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; &nbsp;测试也不对。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 2.扫描盒上面不可以放置强磁物质，会把里面的继电器损坏。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 3.用气泵定期清理扫描盒里的杂物，尤其是金属碎片，这样才能保证高精度测试。如果工作环境不好主机也要定期清理灰尘。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 4.主机电源应保证接地可靠，以免测试时产生感应高压电动势及时释放。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 5.使用气泵治具盒测试时注意使用的空压机的输出压力要与测试盒上的电磁阀的压力一直或者相当匹配，避免压力太大损坏电磁阀。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 6.TH2882系列仪器注意选择合适的电压避免电压过高打坏好的产品，测试时要注意测试线远离机壳，桌面要绝缘。不要长时间测试严重击穿的线圈，以免</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; &nbsp;仪器受到大的损伤。一般建议测试电压为2倍线圈工作电压加1000V。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 7.三相测试的时候要先选择三相测试方式是三相制还是三相四线制。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp;</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">（五）电器安规测试仪</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 1.耐压测试仪器主要注意实地﹑浮地测试时的**性，仪器接地一定地要可靠。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 2.不要频繁开关仪器。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 3.高压指示灯亮时不要前去触摸仪器测试线。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 4.请不要在湿度很大的工作环境测试，并保证工作台高绝缘。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 5.出现故障不要随意打开仪器外壳，应该拨打维修电话0519-85109671。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 6.浮地测量精度高而准，但不**，实地误差大但是较**。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 7.TH2689系列测试铝箔耐压时因为仪器的充电电流设计*大为135毫安，测试时不能将电容中途拿掉等一会儿有插上，否则会造成电压迅速升高而将仪器</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; &nbsp;冲坏。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">（六）高低频电压测试仪</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 1.保持仪器周围干燥无灰尘。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 2.测试高频信号时要选择合适的探头和阻抗匹配。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 3.注意测试信号的电压不能远大于仪器规定的电压测试范围。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp;</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">（七）元件参数测试仪</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 1.高频元件测试仪如TH2828/2826等为了保证测试精度一定要控制好湿度和温度，并做正确的清零。长时间不用要关机并置于干燥处，将测试端高频头用保</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; &nbsp; 护套套好，避免高频头老化造成以后测试接触不好。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 2.移动仪器要轻拿轻放，每次开机更换测试线及夹具后要重新清零。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 3.高精密仪器要尽量远离强磁场的干扰。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 4.对于贴片元件要订购专用的贴片夹具或者特制夹具。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 5.目前同惠的仪器基本上都可以连接自动设备实现自动化测试，但是一定要将地线接好，否则可能会导致一些不确定的干扰。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 6.所有元件测试仪器设计的时候虽然都做了抗冲击保护设计，但是测试电容前还是要保证电容不带电，这样可以保证仪器稳定的准确测试和较长的使用寿命。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 7.为了提高仪器测试速度和使用寿命建议测试时将仪器的量程选择为锁定。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 8.如果测试带磁性类电感要注意选择内阻和电平的一致性，因为电感对电流比较敏感。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 9.要保持被测试产品引脚表面导电性能良好好，才能保证测试结果准确一致性好。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp;10.测试超大电容建议选择专用的仪器同惠的TH2615F.</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp;11.漏电流测试仪测试电解电容时要注意极性，还要注意不可以同时插好几个超大电容充电，否则可能会把仪器烧坏。要想测试超大电容建议购买专用大电容</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; &nbsp;漏电流测试仪TH2689。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp;</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">（八）直流电阻类测试仪器</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 1.要注意仪器电源的匹配，确定正确后开机，</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 2.测试已经是半成品的电机类线圈时不能让电机转动。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 3.测试毫欧级线圈时要准确清零并反复检查零位。</span> </p> <p style="box-sizing:border-box;margin-top:0px;margin-bottom:0px;line-height:20px;letter-spacing:0.02em;font-size:10pt;font-family:宋体;font-variant-numeric:normal;font-variant-east-asian:normal;white-space:normal;padding:0px;list-style:none;border:none;color:#333333;background-color:#FFFFFF;"> <span style="box-sizing:border-box;margin:0px;padding:0px;list-style:none;font-family:宋体, SimSun;font-size:10px;">&nbsp; 4.测试小电阻时建议单个电阻测试时间要短，避免时间过长铜线温升造成测试不稳。</span> </p>