目录
1 前言········································································································································ 1-1
1.1 本手册的目的··················································································································· 1-1
1.2 要求的基础知识 ··············································································································· 1-1
1.3 本手册的范围··················································································································· 1-1
1.4 其它支持·························································································································· 1-2
2 供货范围·································································································································2-3
2.1 供货范围·························································································································· 2-3
2.2 已发布的SIMATIC S7-200 CPU
S ···················································································· 2-3
3 产品概述·································································································································3-4
3.1 总则 ································································································································· 3-4
3.2 应用领域·························································································································· 3-5
3.3 结构 ································································································································· 3-5
3.4 功能 ································································································································· 3-6
3.5 SIMATIC S7-200中的系统集成 ························································································ 3-6
3.6 利用SIWATOOL MS进行秤的调节·················································································· 3-6
4 硬件配置和组装······················································································································ 4-8
4.1 配置硬件·························································································································· 4-9
4.2 符合EMC指南的结构 ······································································································· 4-9
4.2.1 定义：EMC··············································································································· 4-9
4.2.2 介绍··························································································································· 4-9
4.2.3 干扰的可能影响 ········································································································4-9
4.2.4 耦合机理 ················································································································· 4-10
4.2.5 保证EMC的五条基本规则 ······················································································· 4-10
4.3 组装 ······························································································································· 4-11
4.4 连接和接线 ···················································································································· 4-12
4.4.1 SIWAREX MS的连接区域 ······················································································· 4-12
4.4.2 屏蔽连接 ················································································································· 4-12
4.4.3 连接24 V电源·········································································································· 4-13
4.4.4 地线连接克服干扰··································································································· 4-13
4.4.5 称重传感器连接 ······································································································4-13
4.4.6 连接Siebert远程显示器 ··························································································· 4-16
4.4.7 连接SIWATOOL MS的PC ······················································································ 4-16
4.4.8 发光二极管显示元件 ······························································································· 4-17
4.5 操作前的准备工作 ·········································································································4-18
5
称量功能······························································································································· 5-19
5.1 总则 ······························································································································· 5-19
5.2 DS 3 调节参数··············································································································· 5-19
5.2.1 DS 3 - 调节数字0、1、2，用于零点和调节重量1、2············································· 5-21
5.2.2 DS 3 - 特征值范围 ·································································································· 5-24
5.2.3 DS 3 - 测量时间 ······································································································ 5-24
5.2.4 DS 3 - 低通滤波器 ·································································································· 5-24
5.2.5 DS 3 - 极限频率 ······································································································ 5-25
5.2.6 DS 3 - 平均值滤波器的深度···················································································· 5-25
5.2.7 DS 3 - 秤的名称 ······································································································ 5-25
5.2.8 DS 3 - 称量范围的最小重量···················································································· 5-26
5.2.9 DS 3 - 称量范围 ······································································································ 5-26
5.2.10 DS 3 - 数字阶跃 ···································································································· 5-26
5.2.11 DS 3 - 停顿时间 ···································································································· 5-26
5.2.12 DS 3 - 停顿范围 ···································································································· 5-26
5.2.13 DS 3 - 远程显示器和ASCII重量输出的小数位 ······················································ 5-27
5.2.14 DS 3 - 用于零点设置的最大负重量 ······································································· 5-27
5.2.15 DS 3 - 用于零点设置的最大正重量 ······································································· 5-27
5.2.16 DS 3 - 皮重最大重量T- ························································································· 5-27
5.2.17 DS 3 - TTY协议选择······························································································ 5-27
5.2.18 DS 3 - 保留 ··········································································································· 5-27
5.2.19 DS 3 - 测量单位 ···································································································· 5-27
