The monitoring principle , installation, setting and operating cautions of the EDIZA instru-ment which is used for display and interlock alarm of cell voltage difference are introduced .The important functions of EDIT in the running of double-end pressed ion-exchange membrane electrolyzers are illustra-ted with examples .%介绍了仪表EDIZA(电位差显示连锁报警)的监控原理、安装、设置与操作注意事项,并通过实例说明其在离子膜双头挤压电解槽运行中的重要作用。
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