140CRA93100

140CRA93100

140CRA93100

140CRA93100

工业机器控制的传统系统采用硬连线继电器、定时器和计数器。但是使用这种方法，在全部接线完成以前，操作者不能测试控制元件。此外，如需任何改动要花许多时间。这种系统的最大缺点在于，由于每个元件的使用寿命都短，所以需要经常的维修。

为了解决这类问题，研制出了可编程控制器。由于可编程控制器的控制过程由程序创立，所以控制元件可以在程序内更改。PLC还进行算术运算，控制高速生产线，这些操作使用继电器、定时器和计数器的组合是不能进行的。由于近年来半导体器件和微型计算机技术迅速发展，PLC的使用寿命已大大延长。所以很少需要维修。

1 NIB LITTELFUSE IDSR-125 IDSR125 600 VOLT TIME DELAY F

1 NIB ATC 319B003Q1X 319B-003-Q-1-X TDR SS TIMER

NIB EFECTOR IM0043 IMC2015-ARKA/LS​-100AK IMC2015ARKA/LS

1 NIB ALLEN BRADLEY 800T-H4A 800TH4A SELECTOR SWITCH

1 NIB REES 40041-004 40041004 PUSHBUTTON YELLOW

1 NIB ALLEN BRADLEY 440K-E33037 440KE33037 INTERLOCK SW

1 NIB SQUARE D EI-306-2 EI3062 ELECTRICAL INTERLOCK

NIB ALLEN BRADLEY 700DC-MB310D24S 700DCMB310D24S RELAY

1 NIB WARD LEONARD 110-6542 1106542 MAGNETIC RELAY

1 NIB UE J54S-24 J54S24 PRESSURE SWITCH

1 NIB SQUARE D 9999-SM2 9999SM2 MECHANICAL INTERLOCK KI

1 NIB MICRO SWITCH BAF1-2RN2-RH BAF12RN2RH LIMIT SWITCH

1 NIB BANNER 2LM5 LOGIC MODULE 2 WIRE ON DELAY 1.5-15

1 NIB GOULD NJ5-18GM-WS PROXIMITY SENSOR NJ518GMWS

1 NIB ALLEN BRADLEY 800H-DR6A PUSHBUTTON UNIT

9 NIB EDWARDS P-041695-0108 P0416950108 LAMP INCANDESCE

1 NIB TELEMECANIQUE GS1-AH-420 GS1AH420 RED EXT HANDLE

1 NIB CUTLER HAMMER

1 NIB FAFNIR ER16 BEARING

1 NIB FAFNIR 9111PP 9111 PP DEEP GROOVE BALL BEARING

1 NIB TELEMECANIQUE ZB4-BB2 ZB4BB2 WOBBLE STICK

1 NIB ALLEN BRADLEY 600-TOX49 600TOX49 MOTOR STARTER

1 NIB FAG 6306-2RSR-C3 63062RSRC3 BEARING

1 NIB SIMPLEX CHROME DOOR HOLDER

1 NIB FAG 6206-2RSR-C3-L1​2 62062RSRC3L12 BEARING

1 NIB CUTLER HAMMER E22T9X20 EXT PUSHBUTTON

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1 NIB AIR PRODUCTS MR-104-T MR104T AP&C RELAY

1 NIB TELEMECANIQUE ZA2BW063120V ZA2BW063 ILLUMINATED P

1 NIB TELEMECANIQUE ZA2BW065120V ZA2BW065 LIGHT MODULE

1 NIB ALLEN BRADLEY 8520-D15F 8520D15F VIDEO CONNECTOR

1 NIB ALLEN BRADLEY 8520-M10F 8520M10F CONNECTOR KIT

1 NIB CUTLER HAMMER 10250T502-53 10250-T502-53 PUSHBUTT

1 NIB HYDE PARK AC007 MICROSONIC TRANSMITTER CABLE

1 NIB COOPER BUSSMANN LPS-RK-200SP LPSRK200SP DUAL ELEM

1 BUSSMANN FRS-R-200 FRSR200 DUAL ELEMENT TIME DELA

1 NIB SQUARE D 9001-SKR1BH6 9001SKR1BH6 BLACK PUSHBUTTO

1 ALLEN BRADLEY 1734-OB4E 1734OB4E OUTPUT MODULE

NIB ALLEN BRADLEY X-42184 X42184 OVERLOAD RELAY SIZE 2

1 NIB HUBBELL 24CM23 HBL24CM23 CONNECTOR BODY 20A