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威卡(WIKA)操作说明 – 过程压力变送器 CPT-2x
MM/YYYY country code based on 14111166.02 04/2015 EN/DE
CN
内容
1 关于文档 .....................................................................................................................................5
1.1 功能 ....................................................................................................................................5
1.2 目标群体 ............................................................................................................................. 5
1.3 使用符号 ............................................................................................................................. 5
2 为了您的安全 ..............................................................................................................................6
2.1 授权人员 ............................................................................................................................. 6
2.2 合理使用 ............................................................................................................................. 6
2.3 不正确使用警告 ..................................................................................................................6
2.4 一般安全指令 .....................................................................................................................6
2.5 欧盟符合性声明 ..................................................................................................................7
2.6 允许过程压力 .....................................................................................................................7
2.7 NAMUR 建议 ...................................................................................................................... 7
2.8 美国和加拿大的安装和操作 ................................................................................................7
3 产品描述 .....................................................................................................................................8
3.1 配置 ....................................................................................................................................8
3.2 操作原则 ............................................................................................................................. 9
3.3 补充清洗程序 ...................................................................................................................13
3.4 包装、运输、储存 ............................................................................................................13
4 安装 15
4.1 一般性说明 .......................................................................................................................15
4.2 通风和压力补偿 ................................................................................................................16
4.3 过程压力测量 ...................................................................................................................18
4.4 液位测量 ........................................................................................................................... 20
4.5 外壳 ..................................................................................................................................21
5 接通电源 ...................................................................................................................................22
5.1 准备接头 ........................................................................................................................... 22
5.2 连接 ..................................................................................................................................23
5.3 单腔外壳 ........................................................................................................................... 24
5.4 外壳 IP 66/IP 68 (0.1 MPa) ...............................................................................................25
5.5 防护等级 IP 68 (2.5 MPa) 的外壳 ......................................................................................26
5.6 接通阶段 ........................................................................................................................... 27
目录