目前，在国内外PLC已广泛应用冶金、石油、化工、建材、机械制造、电力、汽车、轻工、环保及文化娱乐等各行各业，随着PLC性能价格比的不断提高，其应用领域不断扩大。从应用类型看，PLC的应用大致可归纳为以下几个方面利用PLC最基本的逻辑运算、定时、计数等功能实现逻辑控制，可以取代传统的继电器控制，用于单机控制、多机群控制、生产自动线控制等，例如：机床、注塑机、印刷机械、装配生产线、电镀流水线及电梯的控制等。这是PLC最基本的应用，也是PLC最广泛的应用领域。
CUTLER HAMMER OVERLOAD RELAY C3OOCN3 CA2
ALLEN BRADLEY DRIVE 1336-B020-EJE-L2
OKUMA STN PANEL OSP700B
ALLEN BRADLEY DRIVE 1336S-B040-AJ-EN REPAIR SERVICE
CONTROLLER CARD
TELEMECANIQUE DRIVE ATV61HU55N4
SIEMENS SERVO MOTOR 1FK7022-5AK71-1GB3
SIEMENS SERVO MOTOR 1FK7060-5AF71-1EB2
KAWASAKI SERVO DRIVE
FANUC PLC MEMORY CARD A16B
ALLEN BRADLEY POWERFLEX 70 20AD3P4A3AYNNNCO2
ALLEN BRADLYE AC SERVO MOTOR MPL-B310P-MJ22AA
SCHNEIDER ELECTRIC SERVO MOTOR ILS1R852PC1A0
ADJUSTABLE SPEED DRIVE 303D0628
MITSHUBISHI SERVO DRIVE MR-S12-100A-E01
FANUC SERVO AMPLIFIER A06B-6096-H207
ALLEN BRADLEY SERVO MOTOR 1326AB-A1G-11
ALLEN BRADLEY ANALOG MODULE 1746-NI4
FANUC ENCODER AT341
GOULD CONTROLLER CARD AS-C REV A7
SIEMENS SERVO MOTOR 1FT6062-1AH71-4EH1
MITSUBISHI POWER SUPPLY CNC PD21B X
EMERON MOTION CONTROL FX-208
FANUC SERVO MOTOR A06B-0128-B675#7076
BALDOR ADJUSTABLE SPEED DRIVE ID15H540-EO
SIEMENS SERVO MOTOR 1FK7060-5AH71-1SA2
FANUC CONTROLLER CARD A16BA
SIEMENS SERVOMOTOR 1FT5102-0AA01-2-Z
ALLEN BRADLEY DRIVE 1336-C020-EJE-RP1
CUTLER HAMMER D735 D735SVSP16SDW31
NACHI AC SERVO MOTOR
ALLEN BRADLEY SERVO MOTOR 1326AB-B3E-11
INDRAMAT SERVO MOTOR MAC112D-0-ED-4-C/130-A-2/AM164SG/S018
YASKAWA TRANSISTOR INVERTER CIMR-MTII-11K.H
MAGNETIC DC MOTOR BL 60 S 30/12
SIEMENS CONTROLLER CARD 6SC6140-0FE01