霍尼韦尔 Honeywell 10205/2/1
电话:18506919598 ***: 312782195(卢工)
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{优势品牌和型号}
l 、BENTLY NEVADA本特利3500监测系统: 3500/22M 3500/53 3500/45 3500/15 3500/25 3500/20 3500/42M 3500/33 3500/32 3500/50 3500/50M
2 、GE (通用电气):IC693/IC697/IC698/IS200/DS200/IS215模块、卡件、驱动器等各类备件。
3 、ABB S800模块AI810.CI830.810.820.DI821.TU831V1 DCS系统 AC800F控制器 825.
4 、Invensys Triconex: 3700A/3805E/4351B/3503E/3625/3008/4119A/8312/3703E/3511/冗余容错控制系统、基于三重模件冗余(TMR)结构的***现代化的容错控制器
5、罗克韦尔AB 1756.1747.1746.1785系列PLC模块
6、福克斯波罗FCP270 FB201 FBM202 FBM204 FBM237 FBM242 FBMSVH FBMSSW模块,配套端子线缆
7、西屋Ovation系统|西屋艾默生DCS过程控制条件
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CPU为315-2DP,以太网模块为CP343-1,里面已经分配好了IP地址,但现在客户要求修改,怎样在不停机的情况下用以太网修改呢,能不能实现,具体怎么操作?
***佳答案
1、HW-Config 中双击CP343-1模块的PN-IO端口就可以修改了,修改完了后保存并编译重新***硬件组态。
2、在STEP 7 中,SIMATIC Manager->PLC->Edit Ethernet Node编辑以太网节点,输入你的CP出厂MAC地址后,点击“浏览”,浏览到网络中指定MAC地址的设备后,你再输入你需要设定的IP地址,子网掩码、网关、网络设备名等信息。
DB里有100个REAL。需要将这100个REAL的高低字做互换。(触摸屏程序中是按照符号名称来寻址这些REAL的,如果PLC里将这100个REAL改成数组类型的话,触摸屏程序也要跟着变动)。
1、不用数组,不用FIELDREAD FIELDWRITE指令。1200如何做间接寻址?
2、如果用SCL语言能否实现上述功能?SCL里如何做间接寻址?
***佳答案
给你个我自己用的,接口定义如图
FOR #index := 0 TO #Len_Byte DO
#Read_Index := #index * 2 + #Read_DB_Offset ;
#Write_Index := #index * 2 + #Write_DB_Offset ;
#Data_Read_L:= PEEK(area:=16#84, //读取一条
dbNumber:=#"Read_DB_No.",
byteOffset:=#Read_Index);
#Data_Read_H:= PEEK(area:=16#84,
dbNumber:=#"Read_DB_No.",
byteOffset:=#Read_Index+1);
POKE(area:=16#84, //写入
dbNumber:=#"Write_DB_No.",
byteOffset:=#Write_Index,
value:=#Data_Read_H);
POKE(area:=16#84,
dbNumber:=#"Write_DB_No.",
byteOffset:=#Write_Index+1,
value:=#Data_Read_L);
END_FOR;
不过,数据量大的话不建议在PLC里面做,循环100次对扫描周期多度少少都有影响,什么品牌型号的触摸屏?触摸屏是否本身就有高低字交换的功能?建议确认下
请问S7-1200如何实现以下功能:
将MW0-MW28十五个字***到DB1.DBW0-DB1.DBW28
***佳答案
1、我之前也碰到你说的问题,一直研究怎么用MOVE_BLK来实现,但***后没有成功
2、后来我看了POKE_BLK的帮助(见图1),很容易的解决了问题
具体方法是用SLC语言编了一个FC功能块,完整功能块内容见图2,然后再程序中调用这个功能块来实现(见图3)
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