欧姆龙CP1H-PLC操作手册

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欧姆龙CP1H-PLC操作手册
前言 ············································································································· 2
关于 CP 系列的「单元版本」············································································· 5
相关手册 ··········································································································· 8
安全注意事项······································································································ 9
安全上的要点······································································································ 14
使用上的注意事项······························································································· 17
有关对 EC 指令的符合························································································ 18
手册修订记录······································································································ 21
目录 ············································································································· 24
第 1 章 特长及系统结构··············································································· 1-1
1－1 特长及主要功能························································································ 1-2
1－1－1 CP1H 概要································································································· 1-2
1－1－2 特长··········································································································· 1-5
1－2 系统结构·································································································· 1-14
1－2－1 基本系统 ··································································································· 1-14
1－2－2 扩展系统 ·································································································· 1-16
1－2－3 CJ 单元扩展系统 ······················································································ 1-18
1－2－4 系统结构限制 ··························································································· 1-20
1－3 外围工具的连接························································································ 1-23
1－3－1 通过 USB 连接·························································································· 1-23
1－3－2 通过串行端口连接···················································································· 1-30
1－4 功能一览·································································································· 1-32
1－5 功能块含义······························································································· 1-35
1－5－1 功能块概要 ······························································································· 1-35
1－5－2 功能块的优点 ··························································································· 1-36
第 2 章 各部分的名称及规格 ······································································· 2-1
2－1 各部分的名称及使用方法··········································································· 2-2
2－1－1 CP1H CPU 单元························································································ 2-2
2－1－2 RS-232C 选件板（CP1W-CIF01） ·························································· 2-5
2－1－3 RS-422A/485 选件板（CP1W-CIF11）··················································· 2-6
2－2 规格········································································································· 2-8
2－2－1 CP1H CPU 单元························································································ 2-8
2－2－2 I/O 存储器详细内容 ················································································· 2-12
2－2－3 输入输出规格（XA/X 型） ····································································· 2-13
2－2－4 内置模拟输入输出的规格（仅限 XA 型）············································· 2-20
2－2－5 Y 型的输入输出规格················································································ 2-21
目录
25
2－2－6 CPM1A 用 扩展 I/O 单元的输入输出规格··············································2-28
2－3 CP1H CPU 单元的结构··············································································2-31
2－3－1 CPU 单元的结构概要················································································2-31
2－3－2 数据传送的详情························································································2-35
2－3－3 与存储盒的数据传送 ················································································2-37
2－4 CPU 单元的动作 ·······················································································2-39
2－4－1 概略流程····································································································2-39
2－4－2 I/O 刷新及外围服务的详细内容 ······························································2-40
2－4－3 关于 I/O 刷新方式·····················································································2-41
2－4－4 电源为 ON 时（初始化）处理·································································2-43
2－5 CPU 单元的工作模式·················································································2-45
2－5－1 工作模式的概要························································································2-45
2－5－2 关于各工作模式下的状态及操作·····························································2-45
2－5－3 工作模式的变更及 I/O 存储器的关系的概要··········································2-46
2－5－4 电源为 ON 时工作模式的指定·································································2-46
2－6 断电时的动作····························································································2-48
2－6－1 概述 ···········································································································2-48
2－6－2 关于断电时的指令执行 ············································································2-49
2－7 循环时间的计算方法··················································································2-50
2－7－1 PLC 的动作流程························································································2-50
2－7－2 循环时间的计算概要 ················································································2-51
2－7－3 循环时间相关功能 ····················································································2-53
2－7－4 各单元的 I/O 刷新时间·············································································2-54
2－7－5 循环时间的计算示例 ················································································2-56
2－7－6 联机编辑时的循环时间延长时间·····························································2-57
2－7－7 输入输出响应时间 ····················································································2-57
2－7－8 中断响应时间····························································································2-59
2－7－9 串行 PLC 链接的响应性能 ·······································································2-61
2－7－10 脉冲输出起动时间 ····················································································2-61
2－7－11 脉冲输出变更响应时间 ············································································2-62
第 3 章 安装与布线······················································································ 3-1
3－1 故障时的安全电路 ·····················································································3-2
3－2 安装的注意事项·························································································3-3
3－2－1 安装/布线的注意事项 ···············································································3-3
3－3 安装·········································································································3-6
3－3－1 安装到控制柜的方法 ················································································3-6
3－3－2 CPM1A 系列 扩展（I/O）单元的连接 ···················································3-10
3－3－3 CJ 系列 单元的连接·················································································3-11
3－3－4 安装到 DIN 导轨的方法 ···········································································3-12
3－4 CP1H CPU 单元的布线 ··········································································3-15
3－4－1 电源／接地线的布线 ················································································3-15
3－4－2 输入输出的布线························································································3-17
3－4－3 安全与抗干扰措施布线 ············································································3-21
目录
26
3－5 布线方法·································································································· 3-23
3－5－1 X/XA 型的输入输出布线 ········································································· 3-23
3－5－2 Y 型的输入输出布线示例········································································ 3-25
3－5－3 脉冲输入的连接示例················································································ 3-26
3－5－4 脉冲输出的连接示例················································································ 3-27
3－5－5 内置模拟输入输出的布线（仅限 XA 型）············································· 3-29
3－6 CPM1A 系列扩展 I/O 单元的布线 ·························································· 3-32
第 4 章 I/O 存储器及分配 ············································································ 4-1
4－1 I/O 存储器区域概要··················································································· 4-2
4－1－1 I/O 存储器区域一览 ················································································· 4-2
4－1－2 各 I/O 存储器区域概要············································································· 4-4
4－1－3 I/O 存储器的清除与保存·········································································· 4-8
4－1－4 热启动／热停止功能················································································ 4-8
4－2 输入输出继电器与 I/O 分配········································································ 4-10
4－2－1 输入输出继电器的分配 ·········································································· 4-10
4－3 内置模拟输入输出继电器（仅限 XA 型） ···················································· 4-16
4－4 数据链接继电器区····················································································· 4-17
4－5 CPU 高功能单元继电器区·········································································· 4-18
4－6 高功能 I/O 单元继电器区 ··········································································· 4-19
4－7 串行 PLC 链接继电器区············································································· 4-20
4－8 DeviceNet 继电器区·················································································· 4-21
4－9 内部辅助继电器区····················································································· 4-23
4－10 保持继电器区 ··························································································· 4-24
4－11 特殊辅助继电器区····················································································· 4-25
4－12 暂时存储继电器区····················································································· 4-26
4－13 定时器／计数器························································································ 4-27
4－14 数据存储器区 ··························································································· 4-30
4－15 变址寄存器区 ··························································································· 4-32
4－15－1 变址寄存器的使用方法············································································ 4-36
4－15－2 变址寄存器使用注意点············································································ 4-39
4－16 数据寄存器区 ··························································································· 4-41
4－17 任务标志·································································································· 4-42
4－18 状态标志·································································································· 4-43
4－19 时钟脉冲·································································································· 4-45
第 5 章 CP1H 的基本功能 ··········································································· 5-1
5－1 中断功能·································································································· 5-2
5－1－1 CP1H 的中断功能····················································································· 5-2
5－1－2 输入中断（直接模式）············································································ 5-7
5－1－3 输入中断（计数器模式）········································································ 5-11
目录
27
5－1－4 定时中断····································································································5-14
5－1－5 高速计数器中断························································································5-16
5－1－6 外部中断····································································································5-25
5－2 高速计数器 ·······························································································5-26
5－2－1 概要 ···········································································································5-26
5－2－2 高速计数器的规格 ····················································································5-27
5－2－3 高速计数器的使用步骤 ············································································5-32
5－2－4 PLC 系统设定····························································································5-33
5－2－5 高速计数器的分配端子 ············································································5-34
5－2－6 脉冲输入的连接示例 ················································································5-36
5－2－7 梯形图程序的编制 ····················································································5-37
5－2－8 补充说明····································································································5-40
5－3 脉冲输出 ··································································································5-44
5－3－1 概要 ···········································································································5-44
5－3－2 脉冲输出规格····························································································5-46
5－3－3 脉冲输出的分配端子 ················································································5-47
5－3－4 脉冲输出形式一览 ····················································································5-52
5－3－5 原点搜索／原点复位功能·········································································5-61
5－3－6 原点返回功能····························································································5-77
5－3－7 脉冲输出的使用步骤 ················································································5-79
5－3－8 脉冲输出中使用的指令语言·····································································5-82
5－3－9 可变占空比脉冲输出（PWM 输出） ······················································5-89
5－3－10 脉冲输出功能的使用示例·········································································5-90
5－4 快速响应输入····························································································5-117
5－5 模拟输入输出（仅限 XA 型） ·····································································5-120
第 6 章 各种功能 ························································································· 6-1
6－1 串行通信功能····························································································6-2
6－1－1 概要 ···········································································································6-2
6－1－2 无协议通信································································································6-3
6－1－3 Modbus-RTU 简易主站功能·····································································6-6
6－1－4 与欧姆龙产组件的通信功能（SAP／Smart FB）···································6-8
6－1－5 串行 PLC 链接···························································································6-10
6－1－6 NT 链接（1：N 模式） ············································································6-17
6－1－7 上位链接通信····························································································6-18
6－2 模拟电位器/外部模拟设定输入····································································6-22
6－2－1 模拟电位器································································································6-22
6－2－2 外部模拟设定输入 ····················································································6-23
6－3 7 段 LED 显示···························································································6-24
6－4 无电池运行 ·······························································································6-27
6－4－1 概要 ···········································································································6-27
6－4－2 无电池运行的方法 ····················································································6-27
6－5 存储盒功能 ·······························································································6-30
6－5－1 概要···········································································································6-30
6－5－2 存储盒的安装／拆卸 ················································································6-31
目录
28
6－5－3 CX-Programmer 的操作············································································ 6-32
6－5－4 存储盒的数据传送功能············································································ 6-33
6－5－5 电源 ON 时从存储盒自动传送的方法····················································· 6-37
6－6 程序的保护······························································································· 6-38
6－6－1 读取保护 ··································································································· 6-38
6－6－2 写入保护 ··································································································· 6-42
6－7 故障诊断功能 ··························································································· 6-46
6－7－1 故障诊断指令（FAL 指令，FALS 指令）功能 ······································ 6-46
6－7－2 故障点检测指令（FPD 指令）功能 ························································ 6-47
6－7－3 模拟系统异常 ··························································································· 6-49
6－7－4 输出禁止功能 ··························································································· 6-50
6－8 时钟功能·································································································· 6-51
第 7 章 扩展单元的使用方法 ······································································· 7-1
7－1 CPM1A 扩展单元的连接············································································ 7-2
7－2 模拟输入单元 ··························································································· 7-4
7－3 模拟输出单元 ··························································································· 7-13
7－4 模拟输入输出单元····················································································· 7-21
7－4－1 CPM1A-MAD01························································································ 7-21
7－4－2 CPM1A-MAD11························································································ 7-30
7－5 温度传感器单元························································································ 7-43
7－6 CompoBus/S I/O 链接单元 ········································································ 7-57
7－7 DeviceNet I/O 链接单元············································································· 7-62
第 8 章 程序的传送和试运行／调试····························································· 8-1
8－1 程序的传送······························································································· 8-2
8－2 试运行／调试 ··························································································· 8-3
8－2－1 强制置位／复位························································································ 8-3
8－2－2 微分监视 ··································································································· 8-4
8－2－3 联机编辑 ·································································································· 8-5
8－2－4 数据跟踪 ·································································································· 8-8
第 9 章 异常及其处置 ·················································································· 9-1
9－1 异常的种类及确认方法 ·············································································· 9-2
9－2 异常的判定及其处理 ················································································· 9-8
9－2－1 异常判断流程 ··························································································· 9-8
9－2－2 即使接通电源也不运行时········································································ 9-8
9－2－3 异常发生时运行停止················································································ 9-9
9－2－4 CPU 错误 ·································································································· 9-15
9－2－5 异常非致命故障························································································ 9-15
9－2－6 其他异常 ··································································································· 9-19
9－3 异常记录·································································································· 9-20
9－3－1 异常记录 ··································································································· 9-20
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29
9－4 单元的异常及其处理··················································································9-21
9－4－1 各异常的推测原因及处理·········································································9-21
第 10 章 维护和检查···················································································· 10-1
10－1 有关检查 ··································································································10-2
10－1－1 检查项目····································································································10-2
10－1－2 更换单元时的注意事项 ············································································10-4
10－2 维护零件及更换方法··················································································10-5
10－2－1 蓄电池的更换····························································································10-5
附录·············································································································· 附-1
附－1 型号一览 ··································································································附-2
附－2 外形尺寸一览····························································································附-8
附－3 特殊辅助继电器一览（功能顺序） ······························································附-14
附－4 特殊辅助继电器一览（地址顺序） ······························································附-38
附－4－1 只读区域（系统设定） ············································································附-38
附－4－2 可以读出／写入区域（用户设定用）·····················································附-61
附－4－3 特殊辅助继电器的补充说明·····································································附-73
附－5 存储图（I/O 存储器有效地址）一览 ····························································附-76
附－6 串行通信选件板的连接···············································································附-78
附－6－1 各种连接方法····························································································附-78
附－6－2 RS-232C、RS-422A/485 布线的推荐例···················································附-97
附－7 PLC 系统设定一览·····················································································附-103
附－7－1 电源 ON 时································································································附-103
附－7－2 CPU 单元设定 ···························································································附-103
附－7－3 定时器／中断····························································································附-104
附－7－4 输入时间常数····························································································附-105
附－7－5 串行端口 1·································································································附-105
附－7－6 串行端口 2·································································································附-108
附－7－7 外围服务····································································································附-111
附－7－8 内置输入····································································································附-111
附－7－9 脉冲输出 0·································································································附-113
附－7－10 脉冲输出 1·································································································附-114
附－7－11 脉冲输出 2·································································································附-115
附－7－12 脉冲输出 3·································································································附-116
附－7－13 内部 AD/DA ······························································································附-118
附－7－14 高功能 I/O 刷新·························································································附-119
附－7－15 FINS 保护··································································································附-120