- 型号:330101-00-12-05-02-00
- 数量:3
- 制造商: 厦门雄霸电子商务有限公司
- 有效期:2020/10/8 0:00:00
BENTLY 330101-00-12-05-02-00
BENTLY 330101-00-12-05-02-00
BENTLY 330101-00-12-05-02-00
(1)工艺分析
深入了解控制目标的工艺进程、工作特色、控制要求,并区分控制的各个阶段,概括各个阶段的特色,和各阶段之间的转化条件,画出控制流程图或功用流程图。
(2)选择适合的PLC类型
在选择PLC机型时,首要考虑下面几点:
1功用的选择。 关于小型的PLC首要考虑I/O扩展模块、A/D与D/A模块以及指令功用(如中止、PID等)。
2I/O点数的确认。 核算被控制系统的开关量、仿照量的I/O点数,并考虑今后的扩大(一般加上10%~20%的备用量),然后选择PLC的I/O点数和输出标准。
3内存的预算。 用户程序所需的内存容量首要与系统的I/O点数、控制要求、程序结构长短等因素有关。一般可按下式预算:存储容量=开关量输入点数×10+开关量输出点数×8+仿照通道数×100+定时器/计数器数量×2+通信接口个数×300+备用量。
(3)分配I/O点。 分配PLC的输入/输出点,编写输入/输出分配表或画出输入/输出端子的接线图,接着就可以进行PLC程序规划,一起进行控制柜或操作台的规划和现场施工。
(4)程序规划。 关于较杂乱的控制系统,根据生产工艺要求,画出控制流程图或功用流程图,然后规划出梯形图,再根据梯形图编写句子表程序清单,对程序进行仿照调试和批改,直到满足控制要求中止。
(5)控制柜或操作台的规划和现场施工。 规划控制柜及操作台的电器布置图及安装接线图;规划控制系统各部分的电气互锁图;根据图纸进行现场接线,并查看。
(6)使用系统全体调试。假如控制系统由几个部分组成,则应先作局部调试,然后再进行全体调试;假如控制程序的步序较多,则可先进行分段调试,然后连接起来总调。
(7)编制技术文件。技术文件应包括:可编程控制器的外部接线图等电气图纸,电器布置图,电器元件明细表,次第功用图,带注释的梯形图和阐明。
BENTLY 3500/33
BENTLY 330780-90-00
BENTLY 330180-50-00
BENTLY 3500/22M P/N138607-01
BENTLY Oct/00
BENTLY 330103-00-05-10-02-00
BENTLY 330104-00-14-10-02-00
BENTLY 330104-00-04-10-02-00
BENTLY 330105-02-12-10-02-00
BENTLY 330130-040-01-05
BENTLY 330190-040-01-00
BENTLY 330730-040-01-00
BENTLY 330130-040-00-00
BENTLY 330910-05-09-10-01-CN
BENTLY 330104-00-08-10-02-00
BENTLY May/00
BENTLY 3500/25
BENTLY 3500/40M
BENTLY 3500/40
BENTLY 3500/32/125720-01
BENTLY 3500/32 125720-01
BENTLY 3500/45
BENTLY 140072-04
BENTLY 3500/50 3500
BENTLY 3500/53
BENTLY 3500/53M
BENTLY 3500/60
BENTLY 3500/60 133819-01
BENTLY 3500/62 136294-01
BENTLY 3500/65
BENTLY 3500/90
BENTLY 3500/01
BENTLY 88149-01
BENTLY 88984-02
BENTLY 82365-01
BENTLY 146031-02
BENTLY 3500/15 106M1079-01
BENTLY 3500/22M138607-01
BENTLY 3500/25 149369-01
BENTLY 3500/94 P/N145988-01
BENTLY 1X35869
BENTLY 3500/15 106M1081-01
BENTLY 133396-01 3500/53
BENTLY 13388-01
BENTLY 330103-00-03-05-02-05
BENTLY 330103-00-04-10-02-00
BENTLY 330194-13-20-10-00
BENTLY 3500/22M/288055-01 146031-01
BENTLY 3500/32
BENTLY 125712-01
BENTLY 3500/45
BENTLY 3500/60 P/N 163179-01
BENTLY 3500/92
BENTLY 136188-02
BENTLY 84147-01
BENTLY 84149-01
BENTLY 81544-01
BENTLY 84140-01
BENTLY 84661-20
BENTLY 3500/15
BENTLY 127610-01
BENTLY 3500/15
BENTLY 330180-90-00
BENTLY 330850-90-05
BENTLY 330130-040-00-CN
BENTLY 125760-01 125768-01(3500/20)
BENTLY 125800-01(3500/25 149369-01)
BENTLY 135489-01
BENTLY 128229-01
BENTLY 146031-01/125760-01
BENTLY 21508-02-12-05-02
BENTLY 903600XL-050-04-00
BENTLY 903200XL-050-04-00
BENTLY 9200-06-01-10-00
BENTLY 330103-00-04-05-02-00
BENTLY 330104-08-16-05-02-05
BENTLY 330106-05-30-10-02-00
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