在低档PLC中，用Z80A做CPU较为普遍，Z80A用于PLC有如下长处： Z80（或Z80A）CPU及其配套的芯片廉价、普及、通用，用这套芯片制成的PC，给维修及推广普及带来方便。Z80有独立的输入/输出指令,而且指令格式较短，执行时间也较短，这样有利于扫描周期的缩短。Z80输入/输出指令格式较短，相应的输入/输出设备编码也较短，所以相应的译码硬件器较简单。由于Z80的信息是采用输入/输出映射方式，因而设计流程序时，对输入/输出与存储器寻址容易区别。
切断电源，如装有编程器，拔掉编程器
BENTLY NEVADA TEMPERATURE PROBE V-PLATE
ABB EC24V BOARD
SONY MAGNESCALE SR74-052LSKKY SCALE UNIT SR74052LSKKY
3 ALFA LAVAL ACTUATOR SERVICE KIT
ALLEN BRADLEY CABLE REV. A01
BROWNING Q SPLIT TAPER BUSHING Q1158
REXROTH MKD090B-035-KG0-KN 3-PHASE PERMANENT MAGNET MOTOR MKD090B035KG0KN
UNITED ELECTRIC J6-152 PRESSURE SWITCH J6152
MTH TURBINE PUMP 1 IN. SHAFT 1895 , 6277-1 , R-104
SMC VQZ2351-5LO SOLENOID VALVE VQZ23515LO
ORBISPHERE HACH 29037 REGENERATION CELL
OMRON TL-X5F1-E1 PROXIMITY SWITCH
REPAIRED NORGREN SOLENOID VALVE TYPE VP21
ARO 4KP83 EXHAUST VALVE
TORRINGTON B-1816 BEARING B1816
HI-ALLOY AM354 1/8 DIAMETER HARD FACE WELDING RODS / ELECTRODES
TURCK BI10-G30-ADZ30X2 PROXIMITY SENSOR BI10G30ADZ30X2
ALLEN BRADLEY 20BC3P5A0AYNANA0 POWERFLEX 700 , 5HP
3 HOFFMAN 18470 GASKET KIT
FISHER ROSEMOUNT 44B2980X012-46 I/O BUS INTERFACE CL7801X1-DA1
GENERAL ELECTRIC DS3800NBIB BOARD DS3800NBIB1K1E
STRUTHERS DUNN W388ML2CPX-7 RELAY 285XBXCD
TRI-TRONICS MA1 MITY EYE
RENISHAW A PROBE MODULE OMP60M , A
GE FANUC 44AG05 PC BOARD PWMR3A, 44A398788G05 REPAIRED
DET-TRONICS UV SENSOR MODULE
HOFFMAN ENCLOSURES F44LN3 WIREWAY NIPPLE
HONEYWELL BZE6-2RQ9 MICRO SWITCH BZE62RQ9
TEXAS INSTRUMENTS A16450 ANALOG OUTPUT BOARD REV.D
DANIEL WOODHEAD 103007A45M030 CORDSET
HAAS-LASER AH PC BOARD 180668AH
MARSH / VIDEOJET RP29913 FILTER AND TUBING ASSY
ALLEN BRADLEY 1489-A3C160 SER. A MINIATURE CIRCUIT BREAKER 1489A3C160
PARKER PS601P FILTER ELEMENT PS601P
AGIE USA STB-02 B PC BOARD 621.752.5 STB02B
HUAWEI 030DNH CARD GM51DATU VER. B
ALLEN BRADLEY 800T-FYC16A PUSHBUTTON
EAGLE SIGNAL BR18A6 ELECTRIC RESET TIMER
ALLEN BRADLEY 800T-XAR CONTACT BLOCKS SER.A 800TXAR
B&R AUTOMATION 3D0479.6 OUTPUT MODULE REV. EO 3D04796
BALLUFF BLE-18-WS-4-03 PROXIMITY SWITCH BLE18WS403
CONTROL TECHNIQUES 142DSC300C DUTYMAX SERVO MOTOR
AUTOMATION DIRECT 783-3C-120A CONTROL RELAY 7833C120A
ABB KENT TAYLOR C COMMANDER CHART RECORDER DISPLAY BOARD REPAIRED
BUSSMANN FUSETRON FRS-R-10 FUSES FRSR10
8 BUSSMANN FUSETRON FNA-4 FUSES FNA4
PETER PAUL E23KK9DCCM SOLENOID VALVE
NORDSON 183837D CONTROL BOARD 183837
FNA FUSES FNA1610
KEYENCE LR-ZB100CP LASER SENSOR W/ KEYENCE OP-87397 CABLE LRZB100CP 0P87397
THERMAL TRANSFER PRODUCTS B-702-A4-F-BR HEAT EXCHANGER B702A4FBR
LOT OF WILDEN PRESSURE RELIEF KITS
ALLEN BRADLEY 2711P-T12C4A9 PANELVIEW PLUS 1250 SER. A, W/ 2711P-RP9A
CAE ELECTRONICS MA115534.01.2.268 PC BOARD 35181 MA
RACINE FD4-DSHS-101S VALVE FD4DSHS101S320288
ALLEN BRADLEY OVERLOAD RELAY
RELIANCE ELECTRIC AE TRANSISTOR BLOCK AE FACTORY SEALED
3 PHILIPS ADVANCE IOP-2P32-HL-N ELECTRONIC BALLAST'S
FANUC A20BC VELOCITY CONTROL BOARD A20B
WAGO COUPLER MODULE 750628