CX5020-0111

CX5020-0111

一个PLC所具有的指令的全体称为该PLC的指令系统。它代表着PLC的性能或功能。功能强，性能好的PLC，其指令系统必然丰富，所能干的事也就多。如果PLC指令失效，有几种可能原因：

　　1. 电源故障：检查PLC的电源是否正常，排除电源故障。

　　2. 通信故障：检查PLC与其他设备之间的通信线路是否正常，排除通信故障。

　　3. 程序错误：检查PLC程序是否出现了错误，例如指令传递错误或者逻辑错误等等。

　　4. 内部故障：可能是PLC本身出现了硬件故障或软件故障，需要进行维修或更换。

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BOC Edwards Std Exch EXT250M

Agilent 5517B HeNe laser 430uW

Omron C500-PS222-E MD211CN AD003 AD001 OD412 OD219 PLC

Arburg 757 with 762 mounted

INSPEX VMEADIO assy 20006451A

Agilent 5517B HeNe laser 420uW

Arburg ARB 770 with ARB 735 mounted

Arburg ARB 709 & SN 136.394 V.03

RadiSys EPC-5 with EXM-13A & EXM-9

HP P3520 21342A

Watson Marlow 400 405U/Q cerampump 040.5S1Q.00U

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ITK MCX-L for leica stage

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Motorola MCU mezzanine & peripheral 8404761C01 ISSO

Keithley 9102-EIM 9102 EIM card

Medison ER4-9/10ED PB-AXER4-9/10ED-A0

HP 70820A microwave transition analyzer DC - 40GHz

KLA ACROTEC IIP 710-700002-00 Rev. A0

Arburg ARB 770

Arburg 669 SN 118.328

Imaging Tech. IMA150-V R-A & CMC150/40 rev.A1 L1

Komatsu CPU 3YW-51-11210 & PDP/EL 3YB-81-11120 DISP

TTK FG-SYS LEAK DETECTION & LOCATING SYSTEM

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Jeol PH01147-2 & PH01146-1 MS I/O MS Encode for 5900

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Arburg ARB 750 & FG-ML2 ARB 754

Jeol PP03143-2 V.DEC use on Jeol 5900 Lab6 SEM

Lam research 810-017038-002 rev. C

Applied materials VGA Video controller 0190-76050 Rev.B

Siemens NET CP Industrial ethernet 6GK7343-1GX11-0XE0

Tencor instruments power controls 239542 Rev. A