PLC是采用“顺序扫描,不断循环”的方式进行工作的。即在PLC运行时,CPU根据用户按控制要求编制好并存于用户存储器中的程序,按指令步序号(或地址号)作周期性循环扫描,如无跳转指令,则从条指令开始逐条顺序执行用户程序,直至程序结束。然后重新返回条指令,开始下一轮新的扫描。在每次扫描过程中,还要完成对输入信号的采样和对输出状态的刷新等工作。
福州卓凯电子科技有限公司
商务QQ:879520885
联系电话:/
联系人:林女士
地址:福州市闽侯西江滨大道77号正荣润园一号楼1205室
销售服务
【服务说明】现货配送至各地含税含运费
【产品质量】全新原装,有发票
【产品优势】销售 薄利多销 信誉好,价格低,货期短,服务周到
C200H-ID212
C200H-ID215
C200HID215
C200H-ID217
C200H-ID217
C200H-ID501
C200HLK202V1,LK202-V1
C200H-MD215
C200H-ME831
C200H-OC222
C200H-OD211
C200H-OD215
C200H-OD219
C200HW-DRM21-V1
C20-LK011-P 3G2C7-LK011-P
C4K-0T2 C4K-OT2
C500 DA004 3G2A5 DA004
C500-ID218
C500-OC223
CJ1W-0D212
CJ1W-ID211
CP1W-20EDR1
CQM1-ID211
CQM1-ID212
CQM1-IPS02
CQM1-OA221
CQM1-PD026
CS1H-CPU65-E
DRT1-ID16
DRT2-OD16-1
D4A-0500N
CJ1W-CIF11
C200H-OD219
C500-CE243
C200H-CE001
3G2A3-MP521 3G2A3MP521
C500-OD412
CJ1W-ID231 CJ1WID231
C200HW-COM06-EV1
C200HW-SRM21-V1 C200HWSRM21V1
C200H-MD215 C200HMD215
3G2A3-OD411 3G2A3OD411
3G2A3-IA221 3G2A3IA221
G730-V0D16-B G730-V0D16-BDC24
C200H-MAD01
CJ1G-CPU42
CJ1H-CPU66H-R
CJ1M-CPU12
CJ1M-CPU13
CJ1M-CPU22
CJ1W-CRM21
CJ1W-ID261
CJ1W-ETN21
CJ1W-NC413
CJ1W-NCF71
C200H-IM212
C200H-OD217
CS1W-SCB41-V1
H7M-E4DM
S82K-10024
mini SP10-DT-D
NT600M-MR151
NT600M-MR251
C200H-OC225
CPU 8K WORDS - C200H-CPU31-E
16POINT 120VAC - C200H-IA122
100-120/200-240VAC - C200H-PS221
B7A-T6A1
C200H-IA122
CQM1-AD041
CQM1-OD212
CS1W-BI033
C200H-ID212
C200H-MR431
C200H-ASC02
43983-0010
S82W-618
C200H-OD212
100-240VAC
CJ1W-ID21
R88S-R305
C200H-ID212
SRT2ROC08
G6D-F4B
C200H-OC222
3F88M-DP70
3F88M-MDIO1
3G2A3-0C221
3G2A3-IA221
3G2A3-ID411
3G2A3-MP523
3G2A3-OA221
3G2A3-OC221