现场仪表设备防护

Field Instrument Equipment Protection

叙述仪表现场设备防护等级及防爆等级以及两者之间的关系,并讲述现场仪表设备电气接口及穿线管常用的4种螺纹形式,现场仪表电气安装规范要求,论述现场仪表设备防护方面易出现的问题,是仪表工提高日常维护和检修施工监护水平的实用教材。

This paper describes the protection level and explosion-proof level of field instrument equipment,as well as the relationship between them.It also describes the electrical interface of field instrument equipment and four common thread forms of threading pipe,the requirements of field instrument electrical installation specifications,and discusses the problems that are easy to occur in the field instrument equipment protection.It is the instrument workers who improve the level of daily maintenance and maintenance construction supervision Practical teaching materials.