来源:
《安全与电磁兼容》2008年第2期
作者:郭叙胜(25)
税控收款机的EMC症结及对策
摘要 对某款税控收款机在电磁兼容性测试中遇到的一些具体问题,如静电测试时设备死机、传导和辐射测试时在某频段超标等进行了分析,找到了问题的症结所在,并提出了改进措施;改进后,测试结果符合相关标准的要求。
关键词 税控收款机;电磁兼容;静电放电抗扰度;辐射
Abstract Aiming at the special problem during the fiscal cash register EMC test, such as
the equipment halts while static electricity testing and when conduction and radiation
test in some frequency band exceeding the limits. The problems are analyzed and the
crux of trouble is found, then the corrective measures are proposed the test result
meets,the related standard requirement after improvement.
Keywords fiscal cash register;EMC;ESD;radiation