厦门四点零自动化科技有限公司主营产品优势供应 充足库存
ABB:ABB Masterpiece200/AC450,ABB Masterview 850/1,AdvantOCS,MOD 30/MODCELL,MOD 300,Bailey INFI90,ABB Procontic,ABBProcontrol.等系统备件。
FOXOBORO I/A:AW51B,P0400YC FBM02,P0400YV FBM18,P0400ZEFBM04,P0914WM FBM241C,FBM217 P0914TR,FBM242 P0916TA,CP40BP0961BC,FBM44 P0950BN等。
(美国ALLEN BRADLEY):1746/ 1747/ 1756/ 1771/ 1785/2711触模屏等系列产品、700DC直流接触器。
霍尼韦尔 Honeywell:DCS系统备件模件、HONEYWELL TDC系列, QCS,S9000等备件。
ALSOM MOTOROLA MVME系列:MVME 162-12,MVME167-02A,MVME177-004等系列。
HITACHI日立:AIC200,CAM810,CPU800,CRT860,CTR850,CRT870,FLP800A,DHW850等。
TOSHIBA 东芝:DSV1-DA,VCM1X42N8C2184P001-G,VCMIX4,VPCPX1,VBMPX1,等系列。
系统工程:自动化系统开发设计,调试、低压配柜、变频器控制系统、PLC自动控制系统、各种节能成套系统(风机,水泵,起重机,输送机等专用)
PLC返回数据 E5 后,确认读取命令,发送以下数据:
10 2 0 5C 5E 16
然后上位机VB程序接受到以下数据:
68 16 16 68 0 2 8 32 3 0 0 0 0 0 2 0 5 0 0 4 1 FF 4 0 8 22 7816
首先识别目标地址和源地址,确认是这次申请的返回数据,然后经过校验检查,正确后解析出第26号数据(&H22)即为VB100字节的数据。
3、串口写入数据程序,以写VB100数据单元为例:
Dim Str_Write(0 To 37) ‘定义发送的数据为字节为元素的数组。
Str_Write (37) = &H16 ‘相应的数组元素赋值,按照以下格式
Str_Write (35) = &H10 ‘要写入的数据值
FOXBORO AS700DG-E
FOXBORO AS700BU-E
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FOXBORO Foxboro CFT50
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FOXBORO MBC-86/128B 168-D006-04 L0119MT/E
FOXBORO 873EC-AIYFGZ
FOXBORO 57630-445