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:宋體;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:宋體, SimSun;font-size:10px;"><span style="box-sizing:border-box;font-weight:700;margin:0px;padding:0px;list-style:none;border:none;">儀器使用保養(yǎng)注意事項</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:宋體;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:宋體, 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:宋體;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:宋體, SimSun;font-size:10px;">（一）數字存儲示波器</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 1.根據實際需要選擇相應頻寬的示波器，一般選擇頻帶寬度是測試信號的（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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 2.根據信號幅度大小確定合適的衰減系數，如果大于400V以上一般建議要用高壓衰減探頭， 否則就看不到信號還有可能因為電壓過高而損壞儀器。</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 3.選擇電網電壓穩(wěn)定的電源系統(tǒng)，這樣可以減少干擾，穩(wěn)定測試信號。</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 4.避免儀器周圍強磁場的干擾。</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 5.當被測信號為電網電壓直接產生且沒有隔離的情況下應將示波器的外接電源線的地線拔掉。</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:宋體;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:宋體, 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:宋體;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:宋體, SimSun;font-size:10px;">（二）臺式數字萬用表</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 1.測試時注意電壓、電流對應的插孔，不能插錯，否則就會測不到還可能會損壞儀器及其他設施。</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 2.測試電流時要根據電流大小選擇合適的插孔和正確的量程。</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 3.測試毫歐級電阻或者四端電阻要定制專用的四端測試線。</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 4.遠離強電磁場的干擾。</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 5.測試小信號交流電壓前要可靠清零。</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 6.保持環(huán)境干燥，長期不用應拔掉電源。</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:宋體;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:宋體, 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:宋體;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:宋體, SimSun;font-size:10px;">（三）電聲器件測試儀器</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 1.TH1312系列儀器使用要注意揚聲器的*大功率與儀器的*大功率匹配，一般要選擇儀器的*大輸出功率大于揚聲器的*大功率，不要將儀器經常工作</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; &nbsp;在極限狀態(tài)。</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 2.儀器暫時不用時將電壓調到*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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 3.TH5991使用時大功率揚聲器不適宜長時間工作在高幅度測試狀態(tài)，因為揚聲器功率太大會將儀器內部電路燒壞。</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 4.保持話筒插頭的清潔度提高話筒的靈敏度。</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:宋體;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:宋體, 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:宋體;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:宋體, SimSun;font-size:10px;">（四）變壓器﹑電機﹑線圈類測試儀器</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 1.自動變壓器測試系統(tǒng)TH2818/19XB/XA等儀器使用時主要注意連接主機與掃描盒的SCANNER掃描線不能隨便插，要注意方向如果插錯可能會導致儀器損壞，</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; &nbsp;測試也不對。</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 2.掃描盒上面不可以放置強磁物質，會把里面的繼電器損壞。</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 3.用氣泵定期清理掃描盒里的雜物，尤其是金屬碎片，這樣才能保證高精度測試。如果工作環(huán)境不好主機也要定期清理灰塵。</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 4.主機電源應保證接地可靠，以免測試時產生感應高壓電動勢及時釋放。</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 5.使用氣泵治具盒測試時注意使用的空壓機的輸出壓力要與測試盒上的電磁閥的壓力一直或者相當匹配，避免壓力太大損壞電磁閥。</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 6.TH2882系列儀器注意選擇合適的電壓避免電壓過高打壞好的產品，測試時要注意測試線遠離機殼，桌面要絕緣。不要長時間測試嚴重擊穿的線圈，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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; &nbsp;儀器受到大的損傷。一般建議測試電壓為2倍線圈工作電壓加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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 7.三相測試的時候要先選擇三相測試方式是三相制還是三相四線制。</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:宋體;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:宋體, 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:宋體;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:宋體, SimSun;font-size:10px;">（五）電器安規(guī)測試儀</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 1.耐壓測試儀器主要注意實地﹑浮地測試時的**性，儀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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 2.不要頻繁開關儀器。</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 3.高壓指示燈亮時不要前去觸摸儀器測試線。</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 4.請不要在濕度很大的工作環(huán)境測試，并保證工作臺高絕緣。</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 5.出現(xiàn)故障不要隨意打開儀器外殼，應該撥打維修電話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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 6.浮地測量精度高而準，但不**，實地誤差大但是較**。</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 7.TH2689系列測試鋁箔耐壓時因為儀器的充電電流設計*大為135毫安，測試時不能將電容中途拿掉等一會兒有插上，否則會造成電壓迅速升高而將儀器</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; &nbsp;沖壞。</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:宋體;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:宋體, SimSun;font-size:10px;">（六）高低頻電壓測試儀</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 1.保持儀器周圍干燥無灰塵。</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 2.測試高頻信號時要選擇合適的探頭和阻抗匹配。</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 3.注意測試信號的電壓不能遠大于儀器規(guī)定的電壓測試范圍。</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:宋體;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:宋體, 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:宋體;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:宋體, SimSun;font-size:10px;">（七）元件參數測試儀</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 1.高頻元件測試儀如TH2828/2826等為了保證測試精度一定要控制好濕度和溫度，并做正確的清零。長時間不用要關機并置于干燥處，將測試端高頻頭用保</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; &nbsp; 護套套好，避免高頻頭老化造成以后測試接觸不好。</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 2.移動儀器要輕拿輕放，每次開機更換測試線及夾具后要重新清零。</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 3.高精密儀器要盡量遠離強磁場的干擾。</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 4.對于貼片元件要訂購專用的貼片夾具或者特制夾具。</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 5.目前同惠的儀器基本上都可以連接自動設備實現(xiàn)自動化測試，但是一定要將地線接好，否則可能會導致一些不確定的干擾。</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 6.所有元件測試儀器設計的時候雖然都做了抗沖擊保護設計，但是測試電容前還是要保證電容不帶電，這樣可以保證儀器穩(wěn)定的準確測試和較長的使用壽命。</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 7.為了提高儀器測試速度和使用壽命建議測試時將儀器的量程選擇為鎖定。</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 8.如果測試帶磁性類電感要注意選擇內阻和電平的一致性，因為電感對電流比較敏感。</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 9.要保持被測試產品引腳表面導電性能良好好，才能保證測試結果準確一致性好。</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp;10.測試超大電容建議選擇專用的儀器同惠的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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp;11.漏電流測試儀測試電解電容時要注意極性，還要注意不可以同時插好幾個超大電容充電，否則可能會把儀器燒壞。要想測試超大電容建議購買專用大電容</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; &nbsp;漏電流測試儀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:宋體;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:宋體, 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:宋體;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:宋體, SimSun;font-size:10px;">（八）直流電阻類測試儀器</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 1.要注意儀器電源的匹配，確定正確后開機，</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 2.測試已經是半成品的電機類線圈時不能讓電機轉動。</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 3.測試毫歐級線圈時要準確清零并反復檢查零位。</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:宋體;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:宋體, SimSun;font-size:10px;">&nbsp; 4.測試小電阻時建議單個電阻測試時間要短，避免時間過長銅線溫升造成測試不穩(wěn)。</span> </p>