1
8025
型低流量变送器目 录
1 引言........................................................................................................................................... 2
1.1 拆箱............................................................................................................................................2
1.2 关于本手册.................................................................................................................................2
1.3 用户安全责任.......................................................................................................... ...................2
1.4 电磁兼容性.................................................................................................................................2
2 规格.............................................................................................................................................3
2.1 变送器规格..................................................................................................................................3
2.2 传感器规格........................................................... ......................................................................3
2.3 结构和测量原理......................................................................................................... . ...............4
2.4 技术参数.............................................................................................................. .......................4
2.5 外型尺寸.............................................................................................................. .......................5
3 安装............................................................................................................................................6
3.1 安装指导.....................................................................................................................................6
3.2 设置传感器类型............................................ .............................................................................8
3.2.1 开关设置与连接...............................................................................................................9
3.3 电气布线规范.............................................................................................................................10
3.4 脉冲输出式与 PLC 的连接..........................................................................................................10
3.5 面板式变送器的接线...................................................................................................... ...........11
3.5.1 不带继电器输出的 8025 接线.........................................................................................11
3.5.2 带继电器输出的 8025 接线.............................................................................................12
3.6 IP65 式电气接线........................................................................................................................13
3.6.1 IP65 12/30VDC 的 8025 接线.....................................................................................13
3.6.2 IP65 115/230VAC 的 8025 接线.................................................................................14
3.7 8031 型流量传感器的接线.........................................................................................................15
3.7.1 与面板式 8025 型变送器的接线.....................................................................................15
3.7.2 与墙装式 8025 型变送器的接线.....................................................................................15
4 操作...........................................................................................................................................16
4.1 变送器操作和控制元件.................................................... .........................................................16
4.2 操作模式显示.............................................................................................................................17
4.3 校正模式显示................................................... ........................................................................17
4.3.1 语言...............................................................................................................................18
4.3.2 工程单位.........................................................................................................................18
4.3.3 K 系数.............................................................................................................................19
4.3.4 输出系数........................................................................................................................20
4.3.5 脉冲输出........................................................................................................................20
4.3.6 继电器.......................................................................................................... .................20
4.3.7 滤波器功能.....................................................................................................................21
4.3.8 累加器............................................................................................................................21
4.4 测试菜单...................................................................................................................................22
4.4.1 偏移补偿........................................................................................................................23
4.4.2 量程补偿........................................................................................................................23
4.4.3 频率显示........................................................................................................................23
4.4.4 流量模拟.........................................................................................................................23
5 维护........................................................................................................................................ .24
5.1 故障查找...................................................................................................................................24
5.2 8025 型低流量变送器出厂设置................................................................................................24
5.3 8025 型低流量变送器设置的限值.............................................................................................24
5.4 备品备件清单........................................................................................................... ................25
面板式备品备件清单................................................................................................................26
墙装式备品备件清单................................................................................................................26
6 接线举例..................................................................................................................................27
