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西门子计数模块 FM 350 2 S7 300 操作手册 中文超清版
文档手册目录或截图为：
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目录
前言..................................................................................................................................................3
1 产品概述...........................................................................................................................................9
1.1 FM 350-2 的功能..................................................................................................................9
1.2 FM 350-2 的应用领域.........................................................................................................13
1.3 FM 350-2 硬件....................................................................................................................15
1.4 FM 350-2 软件....................................................................................................................18
2 FM 350-2 如何计数.........................................................................................................................19
2.1 定义....................................................................................................................................19
2.2 工作模式.............................................................................................................................21
2.2.1 概述....................................................................................................................................21
2.2.2 无限计数.............................................................................................................................22
2.2.3 单次计数.............................................................................................................................23
2.2.4 循环计数.............................................................................................................................24
2.2.5 频率测量.............................................................................................................................25
2.2.6 旋转速度测量......................................................................................................................26
2.2.7 周期持续时间测量...............................................................................................................27
2.2.8 计量....................................................................................................................................28
2.3 门功能................................................................................................................................29
3 安装与卸下 FM 350-2......................................................................................................................31
3.1 安装准备.............................................................................................................................31
3.2 FM 350-2，安装和拆除......................................................................................................33
4 为 FM 350-2 进行接线.....................................................................................................................35
4.1 前连接器的端子分配........................................................................................................... 35
4.2 为前连接器接线.................................................................................................................. 39
5 为 FM 350-2 分配参数.....................................................................................................................43
5.1 安装和打开参数赋值对话框................................................................................................43
5.2 缺省参数赋值......................................................................................................................45
6 对 FM 350-2 进行编程....................................................................................................................47
6.1 对 FM 350-2 进行编程.........................................................................................................47
6.2 计数器 DB...........................................................................................................................49
6.3 处理中断..............................................................................................................................51
6.4 CNT2_CTR 功能（FC2），控制模块..................................................................................56
6.5 装载计数器值、限制值和比较值 (FC3/FB3)........................................................................59
6.6 读取计数器值和测量值 (FC4/FB4).......................................................................................64
6.7 DIAG_RD 功能（FC5），读取诊断中断数据......................................................................68
6.8 FM 350-2 的应用和编程实例...............................................................................................70
6.8.1 任务.....................................................................................................................................70
6.8.2 为 FM 350-2 进行接线.........................................................................................................72
6.8.3 使用实例程序.......................................................................................................................75
6.8.4 示例应用程序的运行时间.....................................................................................................77
6.9 PROFINET 模式..................................................................................................................79
6.10 块的技术数据.......................................................................................................................80
7 启动 FM 350-2................................................................................................................................81
7.1 机械安装核对清单...............................................................................................................81
7.2 参数赋值核对清单...............................................................................................................84
8 工作模式、设置、参数和作业.........................................................................................................87
8.1 定义.....................................................................................................................................87
8.2 有关调用工作模式、设置和作业的基本信息........................................................................89
8.3 无限计数..............................................................................................................................90
8.4 单次计数..............................................................................................................................94
8.5 循环计数..............................................................................................................................99
8.6 频率测量............................................................................................................................103
8.7 旋转速度测量.....................................................................................................................107
8.8 周期持续时间测量.............................................................................................................110
8.9 计量...................................................................................................................................113
8.10 设置： 数字输出的特性.....................................................................................................118
8.11 触发硬件中断.....................................................................................................................122
8.12 在扩展数据数据中映射所有通道的计数值和测量值...........................................................126
9 编码器信号及其判断......................................................................................................................127
9.1 概述..................................................................................................................................127
9.2 NAMUR 信号....................................................................................................................128
9.3 24 V 信号..........................................................................................................................129
9.4 脉冲判断...........................................................................................................................131
9.5 滞后..................................................................................................................................133
10 DB 分配........................................................................................................................................137
10.1 FC CNT2_CTR 的 DB......................................................................................................137
11 错误和诊断....................................................................................................................................147
11.1 错误和诊断.......................................................................................................................147
11.2 错误类型...........................................................................................................................148
11.3 组错误 LED 处的错误指示................................................................................................149
11.4 触发诊断中断....................................................................................................................150
11.5 数据错误...........................................................................................................................154
A 技术数据.......................................................................................................................................155
A.1 常规技术规范....................................................................................................................155
A.2 FM 350-2 的技术数据.......................................................................................................156
B 备件..............................................................................................................................................161
B.1 备件..................................................................................................................................161
词汇表...........................................................................................................................................163
索引..............................................................................................................................................165
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