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。
SIEMENS SERVOMOTOR 1FK7060-5AH71-1DA3
SIEMENS SIMATIC S5 6ES5 454-7LA11
SIEMENS SERVO MOTOR 1FK7083-5AH71-1SA0
FLUKE 1780A INFOTOUCH DISPLAY 1780A
SIEMENS PERMANENT MAGNET MOTOR 1FT5066-0AF01-2-Z
ALLEN BRADLEY DRIVE 1336-C040-EAG REPAIR SERVICE
SCHNEIDER MODICON TSX QUANTUM 140CPS11100
AMICON TYPACT DRIVE TPY2-154A-2HP
HITACHI INVERTER WJHF
YASKAWA ELECTRIC CARD JANCD-MSV02
CONTROLLER CARD *AS IT IS* 191839
INDRAMAT SERVO MOTOR MDD090C-N-030-N2M-110PB1
SIEMENS SERVO DRIVE 6SC6112-0AA00
CONTROL TECHNIQUES MOTOR MHM-8500-CBNS-0000
REXROTH INDRAMAT DKR DRIVE DKR03.1-W100N-BAFW
FANUC SERVO MOTOR A06B-0514-B531#7076
INDRAMAT DIGITAL CONTROLLER DDS02.1-W150-D
YASKAWA BOARD DFB0
OMRON ENCODER E6C2-CWZ1X
ABB SERVO DRIVE ACSB
SIEMENS SERVO MOTOR 1FK6080-6AF71-1SH0
ABB ROBOTICS SERVO MOTOR 1FT3044-5AZ21-9-Z (ART NO: 3HAA2120-1)
ALLEN BRADLEY DRIVE 1336VT-B050-EOS-S1 REPAIR SERVICE
ALLEN BRADLEY ETHERNET PLC-5 CONTROLLER 1785-L40E/F
SIMENS MICROMASTER 440 DRIVE 6SE6440-2UD17-5AA1
SIEMENS SIMATIC S7-200 CPU MODULE 6ES7 216-2AD23-0XB0
ALLEN BRADLEY ULTRA 3000 2098-DSD-005
FANUC CONTROLLER BOARD A20BA
SIEMENS MICROMASTER AC/AC DRIVE 6SE7018-0EP50
PILZ DISPLAY 307668
YASKAWA CONTROLLER JARCR-X0101
INDRAMAT PERMANENT MAGNET MOTOR MDD112D-N-020-N2M-130PA2
YASKAWA VARISPEED TRANSISTOR INVERTER SPINDLE DRIVE CIMR-MT-7.5K
YASKAWA ELECTRIC CARD JANCD-MIF01
INDRAMAT PERMANENT MAGNET MOTOR MKD112D-024-GG0-AN
ALLEN BRADLEY DRIVE 1336-C020-EJE-RP3