PLC的三大应用类型
如果按应用类型来划分，可编程序控制器的应用主要有以下三种：
(1)开关逻辑和顺序控制：这是可编程序控制器基本的控制功能，在工业场合应用广泛，可代替继电器控制系统。开关量逻辑控制不但能用于单台设备，而且可用于生产线上。
(2)过程控制：PLC通过模拟量I/O模块，可对温度、流量、压力等连续变化的模拟量进行控制。大中型PLC都具有PID闭环控制功能并已广泛地用于电力、化工、机械、冶金等行业。
(3)运动控制：PLC可应用于对直线运动或圆周运动的控制，如数控机床、机器人、金属加工、电梯控制等。
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ALLEN BRADLEY 800T-PSDT6 PILOT LIGHT W/O CAP
ALLEN BRADLEY 800T-PSDT6 SMALL DUAL INPUT PILOT LIGHT XFMR 20V
ALLEN BRADLEY 800T-PSDT6B PILOT LIGHT 20V BLUE
ALLEN BRADLEY 800T-PSDT6G DUAL INPUT PILOT LIGHT 0/20V CONDITION
ALLEN BRADLEY 800T-PSDT6G GREEN TRANSFORMER PILOT LIGHT UNIT 20V
ALLEN BRADLEY 800T-PSDT6G GRN PILOT LIGHT XFMR20V
ALLEN BRADLEY 800T-PT26 PUSH TO TEST PILOT LIGHT RED 240V CONDITION
ALLEN BRADLEY 800T-PT6 AMBER PUSHBUTTON 20V COIL USED
ALLEN BRADLEY 800T-PT6A AMBER ILLUMINATED PILOT LIGHT 20V
ALLEN BRADLEY 800T-PT6B BLUE ILLUMINATED PUSHBUTTON 20V COIL USED CONDITION
ALLEN BRADLEY 800T-PT6C CLEAR ILLUMINATED PUSHBUTTON 20V COIL USED CONDITION
ALLEN BRADLEY 800T-PT6G GREEN ILLUMINATED PUSHBUTTON 20V COIL USED CONDITION
ALLEN BRADLEY 800T-PT6R PUSHBUTTON RED 20V COIL USED
ALLEN BRADLEY 800T-PT6W WHITE ILLUMINATED PUSHBUTTON 20V COIL USED CONDITION
ALLEN BRADLEY 800T-QT24 AMBER PUSH TO TEST PILOT LIGHT ASSEMBLY CONDITION
ALLEN BRADLEY 800T-QT24 RED PUSH TO TEST PILOT LIGHT ASSEMBLY 24V CONDITION
ALLEN BRADLEY 802M-NX0 24V 2-CIRCUIT LIMIT SWITCH WITH 802M-AX HEAD
ALLEN BRADLEY 802M-NX0 24V SERIES A LIMIT SWITCH WITH 802M-AX HEAD
ALLEN BRADLEY 802M-NX0 24V SERIES F LIMIT SWITCH WITH 802M-AX HEAD
ALLEN BRADLEY 802M-NX0 LEVER TYPE LIMIT SWITCH
ALLEN BRADLEY 802-PAMJ27 PRECISION ROLLER LEVER LIMIT SWITCH 600V
ALLEN BRADLEY 802-PAMJ27 PRECISION ROLLER LEVER LIMIT SWITCH 600V NOS IN
ALLEN BRADLEY 802-PASJ28 PRECISION PLUNGER ROLLER TYPE LIMIT SWITCH
ALLEN BRADLEY 802-PASJ28 PRECISION PLUNGER ROLLER TYPE LIMIT SWITCH
ALLEN BRADLEY 802PR-LAAK INDUCTIVE PROXIMITY SENSOR
ALLEN BRADLEY 802T-ATPJ OILTIGHT LIMIT SWITCH
ALLEN BRADLEY 802T-KP OILTIGHT LIMIT SWITCH BODY ONLY CONDITION
ALLEN BRADLEY 802T-P LIMIT SWITCH BODY WITH Z-36379 OPERATOR HEAD
ALLEN BRADLEY 802T-P OILTIGHT LIMIT SWITCH W/ Z-36379 OPERATOR HEAD
ALLEN BRADLEY 802T-P OILTIGHT PUSH-TYPE LIMIT SWITCH
ALLEN BRADLEY 802T-P OILTIGHT PUSH-TYPE LIMIT SWITCH
ALLEN BRADLEY 802X-NX0 LIMIT SWITCH
ALLEN BRADLEY 802XR-HC7 LIMIT SWITCH NO HEAD USED
ALLEN BRADLEY 809-A02E INSTANTANEOUS TRIP RELAY SERIES A CONDITION
ALLEN BRADLEY 80-A23A INVERSE TIME CURRENT RELAY SERIES B CONDITION
ALLEN BRADLEY 80-A26A INVERSE TIME CURRENT RELAY SERIES B CONDITION
ALLEN BRADLEY 8200 975 CNC AMPLIFIER UNIT 0A NOS CONDITION / NO ORIGINAL
ALLEN BRADLEY 8200C200 COMPUTER NUMERIC CONTROL UNIT 5V NOS CONDITION
ALLEN BRADLEY 836-AL-NCK-36 PRESSURE SWITCH CONDITION
ALLEN BRADLEY 836T-T253E T-STYLE PRESSURE CONTROL 600V 2-50 PSI
ALLEN BRADLEY 836T-T253E T-STYLE PRESSURE CONTROL 600V 2-50 PSI
ALLEN BRADLEY 836T-T253J PRESSURE SWITCH 2-50 RANGE EXCELLENT USED CONDITION
ALLEN BRADLEY 836T-T253JX22X5 PRESSURE SWITCH
ALLEN BRADLEY 836T-T253JX2X9 PRESSURE SWITCH 2-50 PSI
ALLEN BRADLEY 836T-T253JX30X5 PRESSURE SWITCH 2-50 PSI
ALLEN BRADLEY 836T-T253JX8X9 PRESSURE SWITCH 2-50PSI
ALLEN BRADLEY 836T-T253JX8X9 PRESSURE SWITCH 2-50PSI
ALLEN BRADLEY 836T-T254JX8X5 PRESSURE SWITCH 20-300 RANGE
ALLEN BRADLEY 836T-T25JX9 PRESSURE CONTROL SWITCH
ALLEN BRADLEY 836T-T30JX24X5X6 ADJUSTABLE PRESSURE CONTROL SWITCH
ALLEN BRADLEY 836T-T30JX24X5X6 ADJUSTABLE PRESSURE CONTROL SWITCH
ALLEN BRADLEY 836T-T352E PRESSURE CONTROL 600V 400-3000PSI
ALLEN BRADLEY 836T-T35JX8X5X6 PRESSURE CONTROL SWITCH 40-000 PSI
ALLEN BRADLEY 836T-T35JX8X5X6 PRESSURE CONTROL SWITCH 40-000 PSI
ALLEN BRADLEY 836T-T35JX8X5X6 PRESSURE CONTROL SWITCH 40-000 PSI
ALLEN BRADLEY 837-A4JX5A TEMPERATURE CONTROL CONDITION
ALLEN BRADLEY 837-A60A TEMPERATURE CONTROL SWITCH 260-430F CONDITION
ALLEN BRADLEY 845C-MJZ3DL3LN4 PRECISION ENCODER REFURB.
ALLEN BRADLEY 845H-SJDZ22CHY INCREMENTAL OPTICAL ENCODER 8-24VDC CONDITION
ALLEN BRADLEY 845H-SJDZ23CGYC OPTICAL ENCODER
ALLEN BRADLEY 845H-SJHZ4CWY2 OPTICAL INCREMENTAL ENCODER CONDITION
ALLEN BRADLEY 849-Z0D32 PNEUMATIC ON-DELAY TIMING RELAY CONDITION /
ALLEN BRADLEY 84-AB0 COIL 95/0VAC FOR STARTER CONDITION
ALLEN BRADLEY 855E-24TL8 STEADY LED YELLOW LIGHT MODULE 24V
ALLEN BRADLEY 855T-B0DN5 INCANDESCENT STACK LIGHT 20V CONDITION
ALLEN BRADLEY 855T-B24TL7 STEADY LED CONTROL TOWER STACK LIGHT CLEAR 24V NIB
ALLEN BRADLEY 855T-LL24A LED REPLACEMENT BULB AMBER 24V NNB
ALLEN BRADLEY 85-BOV6 OVERLOAD RELAY MANUAL RESET
ALLEN BRADLEY 85-DOV69 OVERLOAD RELAY HEAVY DUTY 600V CONDITION
ALLEN BRADLEY 87A-POWER POWER SUPPLY 27VDC CONDITION /
ALLEN BRADLEY 87C-P4B2 PROXIMITY SENSOR CONDITION
ALLEN BRADLEY 87C-P4B2 PROXIMITY SENSOR CONDITION
ALLEN BRADLEY 87F-A50N80-N3-B PROXIMITY SENSOR
ALLEN BRADLEY 87F-BW20N50-N3 INDUCTIVE PROX SENSOR NIB
ALLEN BRADLEY 87T-L5J8 INDUCTIVE PROXIMITY SWITCH 0-30 VDC 5MM NIP
ALLEN BRADLEY 87T-L5J8 INDUCTIVE PROXIMITY SWITCH 0-30 VDC 5MM NIP
ALLEN BRADLEY 87TM-DN2NP2-D4 PROXIMITY SENSOR
ALLEN BRADLEY 87TM-DN2NP2-D4 PROXIMITY SENSOR
ALLEN BRADLEY 87TM-L5J8 PROXIMITY SWITCH 0-30VDC
ALLEN BRADLEY 87TM-L5J8 PROXIMITY SWITCH 0-30VDC
ALLEN BRADLEY 87Z-BW5N8-N3 PROXIMITY SENSOR / SWITCH 40-250V AC/DC
ALLEN BRADLEY 87ZC-BW5N8-R3 INDUCTIVE PROXIMITY SENSOR 40-250V AC/DC NIP
ALLEN BRADLEY 87Z-DW0NP30-D4 INDUCTIVE PROXIMITY SENSOR 0MM IN PACKAGE
ALLEN BRADLEY 87ZDW5NP8-D4 INDUCTIVE PROX SENSOR !
ALLEN BRADLEY 87Z-DW5NP8-D4 PROXIMITY SENSOR 5MM 0-30 VDC IN PACKAGE
ALLEN BRADLEY 889N-F4AFNM-6 4 PIN MALE-FEMALE PATCHCORD IN PACKAGE
ALLEN BRADLEY 93-A2C OVERLOAD RELAY .32-.0A
ALLEN BRADLEY 93-BSA35 OVERLOAD RELAY 0.24-0.4A USED WORKING CONDITION
