11
CJ2 CPU 单元硬件操作手册
第 6 章 故障检修
6-1 CPU 单元错误............................................................................................................................ 6-2
6-1-1 错误与纠正措施........................................................................................................................................... 6-2
6-1-2 检查错误.......................................................................................................................................................6-2
6-1-3 检查详细状态...............................................................................................................................................6-3
6-1-4 读取出错记录信息.......................................................................................................................................6-3
6-1-5 I/O 表校验.....................................................................................................................................................6-5
6-1-6 错误类型.......................................................................................................................................................6-6
6-1-7 错误处理.......................................................................................................................................................6-7
6-2 内置 EtherNet/IP 端口错误与纠正措施 ( 仅限 CJ2H-CPU6@-EIP 和 CJ2M-CPU3@) ........... 6-24
6-2-1 内置 EtherNet/IP 端口的错误状态检查 ...................................................................................................6-24
6-2-2 EtherNet/IP 端口 7 段显示器的错误状态检查 ........................................................................................6-25
6-3 非 CPU 单元错误与纠正措施................................................................................................... 6-27
6-3-1 错误原因与纠正措施.................................................................................................................................6-27
第 7 章 检查和维护
7-1 检查 ........................................................................................................................................... 7-2
7-1-1 检查要点.......................................................................................................................................................7-2
7-1-2 单元更换注意事项.......................................................................................................................................7-4
7-2 更换电池 .................................................................................................................................... 7-5
7-2-1 更换电池.......................................................................................................................................................7-5
7-2-2 电池耗尽或未安装时的操作 ...................................................................................................................... 7-8
7-3 电源单元更换时间.................................................................................................................... 7-10
第 8 章 备份操作
8-1 备份数据 .................................................................................................................................... 8-2
8-2 使用计算机备份数据.................................................................................................................. 8-3
8-2-1 PLC 备份工具...............................................................................................................................................8-3
8-2-2 PLC 备份工具的操作...................................................................................................................................8-4
8-3 简易备份 .................................................................................................................................... 8-7
8-3-1 概述...............................................................................................................................................................8-7
8-3-2 操作步骤.......................................................................................................................................................8-8
8-3-3 通过指示灯校验备份操作 ........................................................................................................................8-10
8-3-4 相关的辅助位 / 字 .....................................................................................................................................8-12
8-3-5 简易备份所需的时间.................................................................................................................................8-12
8-3-6 通过简易备份操作进行数据备份 ............................................................................................................ 8-12
附录
A-1 基本 I/O 单元规格 ......................................................................................................................A-2
A-1-1 单元概述...................................................................................................................................................... A-2
A-1-2 基本 I/O 单元............................................................................................................................................... A-4
A-1-3 触点输出单元的注意事项 ....................................................................................................................... A-55
A-1-4 连接连接器 - 端子台转换单元和 I/O 继电器端子 ............................................................................... A-57
A-2 尺寸 .........................................................................................................................................A-92
A-2-1 CJ2H CPU 单元.......................................................................................................................................... A-92
A-2-2 CJ2M CPU 单元 ......................................................................................................................................... A-93
A-2-3 电源单元.................................................................................................................................................... A-94
A-2-4 基本 I/O 单元............................................................................................................................................. A-96
A-2-5 I/O 控制单元和 I/O 接口单元 .................................................................................................................. A-99
A-2-6 I/O 存储卡.................................................................................................................................................. A-99
A-2-7 串行选件板 ( 仅限 CJ2M-CPU3@) .......................................................................................................... A-99
CJ2_Hardware.book Page 11 Thursday, September 30, 2010 10:20 AM