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1756-A13驅動器AB電源IC697CBL8111756-A13驅動器AB電源IC697CBL8111756-A13驅動器AB電源IC697CBL8111756-A13驅動器AB電源IC697CBL8111756-A13驅動器AB電源IC697CBL8111756-A13驅動器AB電源IC697CBL8111756-A13驅動器AB電源IC697CBL8111756-A13驅動器AB電源IC697CBL8111756-A13驅動器AB電源IC697CBL8111756-A13驅動器AB電源IC697CBL8111756-A13驅動器AB電源IC697CBL8111756-A13驅動器AB電源IC697CBL8111756-A13驅動器AB電源IC697CBL8111756-A13驅動器AB電源IC697CBL8111756-A13驅動器AB電源IC697CBL8111756-A13驅動器AB電源IC697CBL8111756-A13驅動器AB電源IC697CBL8111756-A13驅動器AB電源IC697CBL8111756-A13驅動器AB電源IC697CBL8111756-A13驅動器AB電源IC697CBL8111756-A13驅動器AB電源IC697CBL8111756-A13驅動器AB電源IC697CBL8111756-A13驅動器AB電源IC697CBL8111756-A13驅動器AB電源IC697CBL8111756-A13驅動器AB電源IC697CBL8111756-A13驅動器AB電源IC697CBL8111756-A13驅動器AB電源IC697CBL8111756-A13驅動器AB電源IC697CBL8111756-A13驅動器AB電源IC697CBL8111756-A13驅動器AB電源IC697CBL8111756-A13驅動器AB電源IC697CBL8111756-A13驅動器AB電源IC697CBL8111756-A13驅動器AB電源IC697CBL8111756-A13驅動器AB電源IC697CBL8111756-A13驅動器AB電源IC697CBL8111756-A13驅動器AB電源IC697CBL8111756-A13驅動器AB電源IC697CBL8111756-A13驅動器AB電源IC697CBL8111756-A13驅動器AB電源IC697CBL8111756-A13驅動器AB電源IC697CBL811.
用PLC實現對系統的控制是非常方便的。這是因為:首先PLC控制邏輯的建立是程序,用程序代替硬件接線。編程序比接線,更改程序比更改接線,當然要方便得多!
其次PLC的硬件是高度集成化的,已集成為種種小型化的模塊。而且,這些模塊是配套的,已實現了系列化與規格化。種種控制系統所需的模塊,PLC廠家多有現貨供應,市場上即可購得。所以,硬件系統配置與建造也非常方便。
正因如此,用可編程序控制器才有這個"可"字。對軟件講,它的程序可編,也不難編。對硬件講,它的配置可變,而且也易于變。
具體地講,PLC有五個方面的方便:
(1)配置方便:可接控制系統的需要確定要使用哪家的PLC,那種類型的,用什么模塊,要多少模塊,確定后,到市場上定貨購買即可。
(2)安裝方便:PLC硬件安裝簡單,組裝容易。外部接線有接線器,接線簡單,而且一次接好后,更換模塊時,把接線器安裝到新模塊上即可,都不必再接線。內部什么線都不要接,只要作些必要的DIP開關設定或軟件設定,以及編制好用戶程序就可工作。
(3)編程方便:PLC內部雖然沒有什么實際的繼電器、時間繼電器、計數器,但它通過程序(軟件)與系統內存,這些器件卻實實在在地存在著。其數量之多是繼電器控制系統難以想象的。即使是小型的PLC,內部繼電器數都可以千計,時間繼電器、計數也以百計。而且,這些繼電器的接點可無限次地使用。PLC內部邏輯器件之多,用戶用起來已不感到有什么限制。唯一考慮的只是入出點。而這個內部入出點即使用得再多,也無關緊要。大型PLC的控制點數可達萬點以上,哪有那么大的現實系統?若實在不夠,還可聯網進行控制,不受什么限制。PLC的指令系統也非常豐富,可毫不困難地實現種種開關量,以及模擬量的控制。PLC還有存儲數據的內存區,可存儲控制過程的所有要保存的信息。……總之,由于PLC功能之強,發揮其在控制系統的作用,所受的限制已不是PLC本身,而是人們的想象力,或與其配套的其它硬件設施了。
PLC的外設很豐富,編程器種類很多,用起來都較方便,還有數據監控器,可監控PLC的工作。使用PLC的軟件也很多,不僅可用類似于繼電電路設計的梯形圖語言,有的還可用BASIC語言、C語言,以至于自然語言。這些也為PLC編程提供了方便。
PLC的程序也便于存儲、移植及再使用。某定型產品用的PLC的程序完善之后,凡這種產品都可使用。生產一臺,拷貝一份即可。這比起繼電器電路臺臺設備都要接線、調試,要省事及簡單得多。
(4)維修方便:這是因為:
①PLC工作可靠,出現故障的情況不多,這大大減輕了維修的工作量。這在講述PLC的第三個特點時,還將進一步介紹。
②即使PLC出現故障,維修也很方便。這是因為PLC都設有很多故障提示信號,如PLC支持內存保持數據的電池電壓不足,相應的就有電壓低信號指示。而且,PLC本身還可作故障情況記錄。所以,PLC出了故障,很易診斷。同時,診斷出故障后排故也很簡單。可按模塊排故,而模塊的備件市場可以買到,進行簡單的更換就可以。至于軟件,調試好后不會出故障,再多只要依據使用經驗進行調整,使之完善就是了。
(5)改用方便:PLC用于某設備,若這個設備不再使用了,其所用的PLC還可給別的設備使用,只要改編一下程序,就可辦到。如果原設備與新設備差別較大,它的一些模塊還可重用。
Actuator Sensor Interface 2I/20 Application module
3RG9001-0AA00
Actuator Sensor Interface 2I/20 Application module
3RG9001-0CC00
AS-I Power 3A AC120V/230V
3RX9501-0BA00
AS-Interface compact module K45, 4DI, max.200mA, PNP
3RK1200-0CQ20-0AA3
AS-Interface FK Interface Module
3RG9010-0AA00
AS-Interface FK Interface Module
3RG9030-0AA00
AS-Interface Module 4DI/DO 24 VDC
3RG9002-0DA00
AS-Interface Module 4DI/DO 24VDC
3RG9004-0DB00
AS-Interface Power Supply
3RX9307-0AA00
AS-Interface Slimlinemodule S45 230VUC
3RK1402-3CE00-0AA0
ET200X BM142 4DO 24VDC 2A
6ES7142-1BD10-0XB0
6ES7142-1BD11-0XB0
6ES7142-1BD22-0XB0
S7-300 ASi CP
6GK7342-2AH01-0XA0
SITOP Power 2,4 ASI 24VDC 30VDC 2,4A
6EP1632-1AL01
TK-REL-790702
CP MPI/PROFIBUS DP floating
C79458-L7000-B315
DF30-PG
DF30
Equinox SST-4/8P Multiport Serial Controller Card PCI
950357-002
HUB AUI Centre COM 1600 16 Ports
Allied_Telesis_AT1600
HUB AUI - Digital Delni 8 Ports
Delni_AB
keyboard german with DIN-plug
S26381-K89-V122
SICOMP SMP-E223-A2
C8451-A12-A68
SIMATIC PC Power Supply 24VDC 105W
A5E00100846
SIMATIC PC Power Supply with Sense 24VDC 85W
A5E00166828
SONY MO-Drive 1,3GB 5,25''
SMO-F531
Streamer 1GB TDC 4120
S26361-H221-V100
Hilscher ISA CIF30DPS Profibus-DP Slave fieldbus card
HIL-CIF30-DPS
OLM - Profibus P11
6Gk1502-2CA10
OLM-Profibus P12 V3.1
6GK1502-3CA10
S7-300 CP343-5 PROFIBUS FMS
6GK7343-5FA01-0XE0
S7-400 IM467 Profibus DP
6ES7467-5GJ02-0AB0
SINEC L2 Bus Connector
6ES5762-2AA21
SINEC L2 Bus Connector with PG socket
6ES7972-0BB20-0XA0
15V Supplementary Module
6ES5956-0AA12
6ES5956-0AA11
726-8 cable for CP524/CP525/CP544
6ES5726-8CB60
Allied Telesyn AT-2000U-PNP NIC Ethernet
AT2000U_PNP
Buskoppler
6GK1901-0AA00-0AA0
Buskoppler 2SS / Interface
6GK1901-0AA00-0AC0
Busterminal 12M 1.5m
6GK1500-0AA10
Busterminal L1
6ES5777-0BB01
6ES5777-0BB00
6ES5777-0BC00
6ES5777-0BC01
6ES5777-1BC00
6ES5777-1BC01
Busterminal RS485 1,5m
6GK1500-0DA00
Busterminal RS485 1,5m
6GK1500-0AA00
Busterminal RS485 3m
6GK1500-0AB00
Busterminal SINEC LE1
8SX8503-0AB01
8SX8503-0AB00
Cable 721-1 15-15pin.
6ES5727-1BD20
Cable CP143 - PG
6ES5725-0AK00
Canbus Master Unit FEM1
FEM1
Centre COM 210T 15pin RJ45
AT-210T
Centre COM 210TS 15pin RJ45
AT-210TS
Centre COM MX10
AT-MX10
Centre COM MX10S 15pin BNC
AT-MX10S
Coax connector f. Ethernet
6ES5755-4AA11
CP1410
6GK1141-0AA00
CP143
6GK1143-0AB00
6GK1143-0AB01
CP143
6GK1143-0AA01
6GK1143-0AA00
CP1430 TCP
2XV9450-1AU00
CP1430 TF Basic
6GK1143-0TA00
6GK1143-0TA01
6GK1143-0TA02
CP1430 TF Extended
6GK1143-0TB00
6GK1143-0TB01
CP1473 MAP
6GK1147-3MA00
CP1511
6GK1151-1AA00
CP1512
6GK1151-2AA00
CP1613
6GK1161-3AA00
6GK1161-3AA01
CP2430
6GK1243-0SA20
CP2430
6GK1243-0SA10
CP2430
6GK1243-0SA00
CP2433
6GK1243-3SA00
CP523
6ES5523-3UA11
CP524
6ES5524-3UA13
6ES5524-3UA15
CP525
6ES5525-3UA11
6ES5525-3UA21
CP530
6ES5530-7LA11
6ES5530-7LA12
CP530
6ES5530-3LA11
6ES5530-3LA12
CP535
6ES5535-3MA12
CP535
6ES5535-3LB11
6ES5535-3LB12
CP536
6ES5536-3LA12
CP5411
6GK1541-1AA00
CP5412-A1
C79458-L2363-A1
CP5412-A2 (C79458-L9006-B1)
6GK1541-2BA00
CP5430
6GK1543-0AA00
6GK1543-0AA01
6GK1543-0AA02
CP5431
6GK1543-1AA01
6GK1543-1AA00
CP544
6ES5544-3UA11
CP544B
6ES5544-3UB11
CP5611
6GK1561-1AA01
6GK1561-1AA00
CP5613
6GK1561-3AA01
6GK1561-3AA00
ELM
6GK1102-5AA00
Ind. Ethernet PN OPC-Server V6.2 PROFInet
6GK1706-0HB62-3AA0
Interfacemodule 20mA (TTY)
6ES5752-0AA12
Interfacemodule CPU945, PG-Module. (TTY)
6ES5752-0LA52
Interfacemodule PG
6ES5752-0AA52
6ES5752-0AA53
Interfacemodule RS422/RS485
6ES5752-0AA42
6ES5752-0AA43
Interfacemodule SINEC L1
6ES5752-0LA62
Interfacemodule TTY/20mA
6ES5752-0LA12
Interfacemodule V24/V28(RS232C)
6ES5752-0AA22
6ES5752-0AA23
MUX 757 S5 Interface
6ES5757-0AA11
OLM
6GK1102-4AA00
OLM - Glass f. Profibus
6GK1502-4AB10
OLM - Plastics f. Profibus
6GK1502-4AA10
OLM 12M Plastic f. Profibus
6GK1502-3BA00
OLM/G11 Glass f. Profibus
6GK1503-2CB00
6GK1502-2CB10
6GK1502-2CB00
OLM/G12 Glass f. Profibus
6GK1503-3CB00
6GK1502-3CB10
Patch Cable 727-1 Sinec H1
6ES5727-1CB00
6ES5727-1CB50
Profibus DP/AS-Interface Link 20E
6GK1415-2AA01
Profibusconnector 180 OP FC Standard
6GK1500-0EA00
6GK1500-0EA02
Profibusconnector 180 OP Standard
6GK1500-0FC10
6GK1500-0FC00
programming software Siemens Standard FB
6ES5848-7DA04
Promea Module for Central Unit M20-M80
6AF7001-7DA
6AF7001-7DC
6AF7001-7CA
6AF7001-7CD
S5-NET Busconnector
6ES5762-1AA21
S5-NET Buskoppler
6ES5755-0AA13
S5-NET ET200B 16DO
6ES5451-2BA11
SIBUKO PACK (H1 BUSKOPPLER)
6GK1100-0AB00
6GK1100-0AJ00
SIBUKO Pack 1
6GK1100-0AA00
Simatic NET ITP Cable 15pin-9pin
6XV1850-0BH20
6XV1850-0BH50
Simatic Net Software PG-1414
6GK1701-1PW50-3AA0
Simatic Profinet IE FC RJ45 Plug 180° Connector
6GK1901-1BB10-2AA0
6GK1901-1BB10-2AB0
6GK1901-1BB10-2AE0
SINEC H1 interface multiplier SSV104
6GK1104-0AA00
Sinec L2 ISA PC card
C79458-L2271-B1
Sinec L2 Repeater RS485
6GK1510-0AC00
Sinec L2-TF Interface
6GK1548-0AA00
SOFTwerk Connecting cable 734-5
6ES5734-5BC50
SSV 102 Hub 5
6GK1102-0AC00
6GK1102-0AA00
Terminating Resintence Sinec H1 50Ohm
6ES5755-3AA11
Termination resistor for ET200C
6ES5755-2CA11
TK858
6ES5858-0AA11
CP 5614
6GK1561-4AA01
6GK1561-4AA00
DP/RS232C link
6ES7158-0AA01-0XA0
Ind. Ethernet SOFTNET-S7/Windows V6.0+Advanced PC Configuration
6GK1704-1CW60-3AA0
OLM-Profibus P12 V4.0
6GK1503-3CA00
OLM/G11-1300 V4.0 1x RS485 and 1x Glass-FOC-Interfaces
6GK1503-2CC00
OLM/G12-1300 V4.0 1x RS485 and 2x Glass-FOC-Interfaces
6GK1503-3CC00
OSM ITP62 2xFO, 6x ITP Ports
6GK1105-2AA00
6GK1105-2AA10
PROFIBUS OBT Optical Bus Terminal
6GK1500-3AA00
S7-400 CP443-1
6GK7443-1BX00-0XE0
S7-400 CP443-1 ADVANCED
6GK7443-1GX20-0XE0
S7-400 CP443-1 IT
6GK7443-1GX11-0XE0
S7-400 CP443-5
6GK7443-5FX00-0XE0
6GK7443-5FX01-0XE0
6GK7443-5FX02-0XE0
S7-400 Interface module RS232
6ES7963-1AA00-0AA0
S7-400 Interface module RS422/RS485
6ES7963-3AA00-0AA0
Scalance XB008 unmanaged industrial ethernet switch
6GK5008-0BA00-1AB2
Simatic NET C-Plug
6GK1900-0AB00
Simatic NET CP 242-2
6GK7242-2AX00-0XA0
Simatic NET IE FC TP Standard cable GP (sold by meter)
6XV1840-2AH10
Simatic NET IE FC TP trailing cabel (sold by meter)
6XV1840-3AH10
Simatic NET PB FC Flexible Profibus Cable (sold by meter)
6XV1831-2K
SIMATIC NET PB FC PROFIBUS Trailing cable (sold by meter)
6XV1830-3EH10
Simatic NET PB FC Standard profibus cable (sold by meter)
6XV1830-0EH10
SIMATIC NET PB S7-5613/2008 SW
6GK1713-5CB71-3AA0
SIMATIC NET Profibus Fast Connect Stripping tool
6GK1905-6AA00
Simatic NET PROFIBUS Torsion Cable (sold by meter)
6XV1830-0PH10
Simatic NET Scalance X208
6GK5208-0BA10-2AA3
SIMATIC NET Scalance XB005
6GK5005-0BA00-1AB2
SIMATIC NET TF-1413 WIN 98, NT 4.0 / V5.0
6GK1701-1TW50-3AA0
SIMATIC NET TP CORD 9/15
6XV1850-2BH20
SIMATIC NET TP CORD RJ45/RJ45
6XV1850-2GH60
6XV1850-2GH20
6XV1850-2GH10
Simatic Profinet IE FC RJ45 Plug 90° Connector
6GK1901-1BB20-2AE0
6GK1901-1BB20-2AB0
6GK1901-1BB20-2AA0