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8C-PAIHA1 (51454470-275)
8C-PAIHA1 (51454470-275)
8C-PAIHA1 (51454470-275)
苏妙玲:0592-5856292 或 13394057292
QQ:2851195480 www.zxdsolutions.com
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状态监控指令,用以监视及记录PLC及其控制系统的工作状态,对提高PLC控制系统的工作可靠性大有帮助。
当然,并不是所有的PLC都有上述那么多类的指令,也不是有的PLC仅有上述几类指令。以上只是指出几个例子,说明要从哪几个方面了解PLC指令,从中也可大致看出指令的多少及功能将怎样影响PLC的性能。
除了指令,为进行通讯,PLC还有相应的协议与通讯指令或命令,这些也反映了PLC的性能。
6支持软件
为了便于编制PLC程序,多数PLC厂家都开发有关计算机支持软件。
从本质上讲,PLC所能识别的只是机器语言。它之所以能使用一些助记符语言、梯形图语言、流程图语言,以至语言,全靠为使用这些语言而开发的种种软件。
助记符语言是基本也是简单的PLC语言。它类似计算机的汇编语言,PLC的指令系统就是用这种语言表达的。这种语言仅使用文字符号,所使用的编程工具简单,用简易编程器即可。所以,多数PLC都配备有这种语言。
IDEAL & Kulka Terminal Strip 70066, ITB-300, ITB300, 1603AF
Texas Inverters Hex Schmitt-trigger, SN74HC14D
Durant 6-Y-1-2-RMF-PM 31083-415 NNB NoKey ShipSameDay BOX B 1614B11
ALLEN BRADLEY 800H-FRXTA5, 800HFRXTA5, shipsameday 1548A12
Sola SDPI-24-100T,sDpi24100t, 24vdc Power Supply , SHIPSAMEDAY 1635A2
Fairchild GBU4K, Bridge Rectifiers 4A Bridge Rectifie, S35
Fairchild GBU8M, Bridge Rectifiers 8A Bridge Rectifie, S34
Aero MS3106L14-4P, MS3106L144P, ShipSameDay W/2-3DaysShipping 1171A3
Diodes Power Switching 75V, BAS16-7-F
Citizen TCXO 26mhz 10pf, CSX532T-26.000-UT10, 695-CSX532T-26
SMC NCQ2L32-20DM
Presidio BB0502X7R104M16VP820
ICDX Sulling PZC07DAAN
Vishay Dale CRCW08054K99FKEA
Anderson Power Cat. 958, Recept Contact, 2 Per Box, Shipsameday107K
Contromatics Ball Valve 3/4 Fnpt, ShipSameDay F, Rack E E13
Cutler-Hammer E22LR & E22LA, 2 Each, Shipsameday 101B1
Maxim IC RS-232 Interface, MAX3387ECUG+, Max3387ECU+-ND , Lot Of 8, H71
Square D SDTL200, 120/240V, 200A, Shipsameday W/2-3dayship 1371TA
GE Fanuc IC600FP910K & IC600FP900K & IC600FP804K
PARKER MALE CONNECTOR 3/8TX3/8NPT, 6-6-FBZ-B, SHIPSAMEDAYZB47N
Swagelok SS-16- Male Nut Fitting SS16VCR4
Airpax Step Angle K82402-P2 Shipsameday1605H
Pepperl+Fuchs 087742, NBB4-12GM30-E3, SHIPSAMEDAY W/2-3DAYSSHIPPING1171AC
FESTO PRESS REGULATOR LR-D-MICRO, 526265R543, 526265-R543 1328C
Carlingswitch Circuit Breakers, 5 Pole, CAS-X0-12-820-12A-C, 0720R 1550A24
Omron C200HW-NC113, C200HWNC113, SHIPSAMEDAY W/2-3days Shipping1630X
Swagelok Nipple SS-8-HN & SS-1010-1-12 & SS-12-P, ZB89
Lumberg ESG32FH0500, 11004523, ShipSameDay W/2-3 Days Shipping1608A37
Schmersal 101006229, Lot Of 2, ShipSameDay W/2-3 Days Shipping1608A39
Parker WD451994 D, 1012912104/48901380 WD451994D
Cutler-hammer PROXIMITY SWITCH, E52RAL12T111
Ferraz Shawmut 30321RAB
Idec 100-240V, GT3A6AF20, Shipsameday W/2-3dayshipping 137H29
Allen Bradley 140-MN-0106 ShipSameDay 1615A6
Spears Nipple 3/8 X 3, Pvc, P/N 881-030 (lot Of 29) 881030
TELEMECANIQUE XVBC21 / 084502 STACK LIGHT UNIT BASE + COVER 1639L
GOULD US6J2 With 2 Fuse Amp-Trap AJT60, ULTRASAFE FUSE HOLDER 60 AMP1639Y
Telemecanique LP4K0610BW3 & GV2-M05, SHIPSAMEDAY 1639A1
SMC SOLENOID VALVE, VZ5120-5LNZ-01
FUJI ELECTRIC THERMAL OVERLOAD RELAY TK-5-1N 4NK0HA, Shipsameday1557P
Swagelok SS-1612-1-12
SWAGELOK 1/4 NPT X 1/2 Hose ID, SS-8-HC-1-4
SQUARE D THERMAL OVERLOAD UNIT, B1.03, B103, SHIPSAMEDAY 1622L
Coilcraft coil H7917-A, H7917A, CS1050, CCI0105, SHIPSAMEDAY N101