电磁流量计基本参数设置及接线
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目录
一、操作指南
1.基本设置......................................................................................................................................5
1.1 流量单位.............................................................................................................................5
1.2 流量显示分辨率.................................................................................................................5
1.3 总量单位.............................................................................................................................5
1.4 总量显示分辨率.................................................................................................................5
1.5 阻尼时间(s)........................................................................................................................5
2.信号处理设置..............................................................................................................................6
2.1 刻度流量.............................................................................................................................6
2.2 小信号切除%.....................................................................................................................6
3.脉冲输出设置..............................................................................................................................7
3.1 频率上限.............................................................................................................................7
3.2 脉冲当量.............................................................................................................................7
3.3 脉冲宽度.............................................................................................................................7
3.4 脉冲电平.............................................................................................................................8
3.5 频率/脉冲输出选择...........................................................................................................8
4.RS485输出设置..........................................................................................................................8
4.1 通讯协议选择.....................................................................................................................8
4.2 波特率.................................................................................................................................8
4.3 数据位.................................................................................................................................9
4.4 校验方式.............................................................................................................................9
4.5 设备地址.............................................................................................................................9
5.累计管理......................................................................................................................................9
5.1 清累计.................................................................................................................................9
5.2 预置累计.............................................................................................................................9
6.仪表校准....................................................................................................................................10
6.1 4mA校准...........................................................................................................................10
6.2 20mA校准.........................................................................................................................10
6.3 零点校准...........................................................................................................................10
7.工厂设置....................................................................................................................................11
7.1 传感器口径.......................................................................................................................11
7.2 转换器系数.......................................................................................................................11
7.3 传感器系数.......................................................................................................................12
7.4 励磁频率...........................................................................................................................12
7.5 低流量报警开关...............................................................................................................12
7.6 高流量报警开关...............................................................................................................12