商铺名称:厦门盈亦自动化科技有限公司
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传感器 FLSWITCH8TX
程序设计
1.程序设计
根据系统的控制要求,采用合适的设计方法来设计PLC程序。程序要以满足系统控制要求为主线,逐一编写实现各控制功能或各子任务的程序,逐步完善系统的功能。除此之外,程序通常还应包括以下内容:
1)初始化程序。在PLC上电后,一般都要做一些初始化的操作,为启动作必要的准备,避免系统发生误动作。初始化程序的主要内容有:对某些数据区、计数器等进行清零,对某些数据区所需数据进行恢复,对某些继电器进行置位或复位,对某些初始状态进行显示等等。
2)检测、故障诊断和显示等程序。这些程序相对独立,一般在程序设计基本完成时再添加。
3)保护和连锁程序。保护和连锁是程序中不可缺少的部分,必须认真加以考虑。它可以避免由于非法操作而引起的控制逻辑混乱。
2.程序模拟调试
程序模拟调试的基本思想是,以方便的形式模拟产生现场实际状态,为程序的运行创造必要的环境条件。根据产生现场信号的方式不同,模拟调试有硬件模拟法和软件模拟法两种形式。
1)硬件模拟法是使用一些硬件设备(如用另一台PLC或一些输入器件等)模拟产生现场的信号,并将这些信号以硬接线的方式连到PLC系统的输入端,其时效性较强。
2)软件模拟法是在PLC中另外编写一套模拟程序,模拟提供现场信号,其简单易行,但时效性不易保证。模拟调试过程中,可采用分段调试的方法,并利用编程器的监控功能。
传感器 FLSWITCH8TX
ETR-U-18-230UC/21 |
MCR-C-UI-UI-450-DCI |
MCR-CLP-UI-I-4 |
MCR-VDC-UI-B-DC |
MCR-C-UI-UI-DCI |
MCR-C-UI-UI-DCI-NC |
MCR-FL-C-UI-2UI-DCI |
MCR-FL-C-UI-2UI-DCI-NC |
MCR-C-U-U-DC |
MCR-C-U-I-0-DC |
MCR-C-I-U-0-DC |
MCR-C-I-I-00-DC |
MCR-C-I-U-4-DC |
MCR-C-I-I-40-DC |
MCR-C-U-I-4-DC |
MCR-C-I-I-04-DC |
MCR-1CLP-I-I-00 |
MCR-2CLP-I-I-00 |
MCR-CPS-I-I-44-E |
MCR-SL-S-1-5-I-DCI-24 |
MCR-T-UI-E-NC |
MCR-PT100-I-DC |
MCR-SL-PT100-I-DC24 |
MCR-PT100-I |
EMG22REL/KSR-24/21 |
PT2-PE/S24VAC-ST |
PT2-PE/S-230AC-ST |
D-UFB-V11/SB-B |
REL-MR-24DC/21 |
REL-MR-24DC/21AU |
MCR-SL-S-1/5-I-DCI-230 |
MVSTBW2.5/4-ST |
UEGM-REL-120/230AC/21AUSO35 |
MCR-FL-C-UI-UI-DCI-24/230 |
DLK4-PE |
MINIPS-100-240AC/24DC/2 |
UM72-R-24UC/21-21 |
DEK-OV-24DC/24DC/3 |
PSM-EG-RS232/RS422-P/4K |
PSM-EG-RS232/TTY-P/2K |
PSM-STRIP-FC/PROFIB |
OPT-24DC/230AC/1 |
GIC2.5/4-ST-7.62 |
MCR-R-I-4-V-DC |
PLC-RSC-120UC/21 |
DEK-REL-24/O/1 |
CM90-ELR-W3/5-R |
EMG17-REL/KSR-24/21-21-LC |
PLC-BSC-24DC/21 |
VAL-MS230ST |
EMG17-REL/KSR-24/21-21-LCAU |
EMG17-REL/KSR-W230/21-21-LC |
EMG17-REL/KSR-W230/21-21-LCAU |
EMG10-OV-24DC/24DC/1 |
OV-24DC/280AC/5 |
ELR3/9-500 |
ELRW3/9-500 |
MCR-SL-PT100-SP |
EMG45-DIO14M/LP |
SUBCON-PLUS-PROFIB |
FLT25-400 |
FLT60-400 |
POWERSETBC/3+1-385/I/FM |
POWERSETBC/3-385/I/FM |
POWERSETBC/1+1-385/I/FM |
PT2X2-BE |
PT4X1-BE |
PT1X2-BE |
PT2X1+F-BE |
PT5-HF-12DC-ST |
CUTFOX320 |
CUTFOX520 |
SZF2-0.8X4.0 |
PSI-MOS-PROFIB/FO850T |
PSI-MOS-PROFIB/FO850E |
PSI-MOS-RS485W2/FO850E |
PLC-BSC-230UC/21-21 |
PLC-BSC-24DC/21-21 |
PT-BE/FM |
FBST6-PLCBU |
FBST6-PLCGY |
FBST6-PLCRD |
IBILBK-PLSET/CP |
FOXBORO FCM10E |
FOXBORO FCP270(F)与FBM接口 |
FOXBORO FCP270(F)与FBM接口线 |
FOXBORO FCP底板 P0926HW |
FOXBORO FCS现场总线卡 |
FOXBORO FOBORO P0400VT |
FOXBORO FOXBORO CFT10 I/A |
FOXBORO FOXBORO DO117KP |
FOXBORO FOXBORO FPS400-24 |
FOXBORO FOXBORO 83W-D01S1SSTNA |
FOXBORO FOXBORO P0400DL |
FOXBORO FOXBORO P0400DL |
FOXBORO FOXBORO P0400QA |
FOXBORO FOXBORO P0400QJ |
FOXBORO FOXBORO P0400QK |
FOXBORO FOXBORO P0400QK |
FOXBORO FOXBORO P0400VP |
FOXBORO FOXBORO P0400VR |
FOXBORO FOXBORO P0400VT |
FOXBORO FOXBORO P0400YP |
FOXBORO FOXBORO P0400YT |
FOXBORO FOXBORO P0400YV |
FOXBORO FOXBORO P0700WB |
FOXBORO FOXBORO P0700WB |
FOXBORO FOXBORO P0800DA |
FOXBORO FOXBORO P0901VK |
FOXBORO FOXBORO P0902DZ |
FOXBORO FOXBORO P0903ZE |
FOXBORO FOXBORO P0904AJ |
FOXBORO FOXBORO P0911AC |
FOXBORO FOXBORO P0911PU |
FOXBORO FOXBORO P0911VW MIW GCIO |
FOXBORO FOXBORO P0911ZZ |
FOXBORO FOXBORO P0912HM |
FOXBORO FOXBORO P0913ED |
FOXBORO FOXBORO P0914XA |
FOXBORO FOXBORO P0914ZM |
FOXBORO FOXBORO P0961CA |
FOXBORO FOXBORO PM400VP |
FOXBORO FOXBORO PM400YP |
FOXBORO FOXBORO PM700WB |
FOXBORO FOXBORO P0700WB |
FOXBORO FOXBORO P0700WB |
FOXBORO FOXBORO P0903ZE |
FOXBORO FOXBORO P0903ZE |
FOXBORO FOXBORO P0940BR |
FOXBORO FOXBORO P0940BW |
FOXBORO FOXBORO P0940DH |
FOXBORO FOXBORO P0940DK |
FOXBORO FOXBORO P0960HA |
FOXBORO FOXBORO P0960HA |
FOXBORO FOXBORO P0971FB |
FOXBORO FOXBORO P0971WV |
FOXBORO FOXBORO P0971WV |
FOXBORO FOXBORO P0972QM-0C |
FOXBORO FPS400-24电源P0922YU |
FOXBORO FPS400-24电源配件P0926DZ |
FOXBORO GCIO |
FOXBORO I/A 系统输入输出组件的种类 |
FOXBORO I/A卡件机架 |
FOXBORO K0173ZU |
FOXBORO K0173ZU |
FOXBORO LAMBDA电源P0904HA |
FOXBORO NCNI |
FOXBORO P0400CV FT Module Connector (2 slot) |
FOXBORO P0400DA FBM01, 0-20 mA Input |
FOXBORO P0400DL Y Adapter |