大多数PLC都有拖动步进电机或伺服电机的单轴或多轴位置控制模块。这一功能广泛用于各种机械设备，如对各种机床、装配机械、机器人等进行运动控制大、中型PLC都具有多路模拟量I/O模块和PID控制功能，有的小型PLC也具有模拟量输入输出。所以PLC可实现模拟量控制，而且具有PID控制功能的PLC可构成闭环控制，用于过程控制。这一功能已广泛用于锅炉、反应堆、水处理、酿酒以及闭环位置控制和速度控制等方面。
SCHURTER CIRCUIT BREAKER AS168X-CB3
ALLEN BRADLEY DRIVE 1391-DES45-DI
SIEMENS SINUMERIK EPROM MODULE
ABB ROBOTICS SERVO MOTOR,PSP-LSS-4101
FANUC SERVO MOTOR A06B-0511-B001#1000
THOMSON MICRON GEAR BOX DT OR DT
RELIANCE ELECTRIC SERVO MOTOR S-6200-R-J00AB
BALDOR VECTOR DRIVE ZD18H220
SERVO MOTOR , B32
SIEMENS SERVO MOTOR 1FK7063-5AH71-1AH5
SCHNEIDER AUTOMATION MODICON LEXIUM DRIVE MHDA1028N00
FANUC SERVO AMPLIFIER A06B-6066-H004
MITSUBISHI SERVOMOTOR HC-SFS202K
MURR ELECTRONIK POWER SUPPLY MPS
GOULD B283 RTD INPUT MOUDLE NEW OPEN BOX B
ALLEN BRADLEY PANELVIEW 6181-CGCCBBZA
SIEMENS POWER SUPPLY 6SN1145-1BA01-0BA2 REPAIR SERVICE
INDRAMAT SERVO DRIVE RAC 2.A00-W1
ALLEN BRADLEY AC SERVO CONTROLLER 1394-AM75 SER A
ALLEN BRADLEY DRIVE 1336-C020-EAE-L1
SIEMENS SERVO MOTOR 1FK7080-5AH71-1AG2
SICK OPTIC ELECRONIC MODULE AWS1-131
HEIDEHAIN INTERPOLATION MODULE EXE 602 B/5-F
SIEMENS SERVO MOTOR 1FK7101-5AF71-1AA5
LEROY SOMER DRIVE SKB
SIEMENS SINUMERIK MS230 PLC MODULE 6FX1190-7AA00
YASKAWA ELECTRIC SERVO CONTROLLER JZRCR-XSU04
SIEMENS SERVOMOTOR 1FT5046-0AF71-1-Z
ALLEN BRADLEY POWERFLEX 700 SERIES-A 20B C 5P0 A 0 AYNANC0
FASTACT BRUSHLESS SERVO MOTOR A
SIEMENS SERVO MOTOR 1FK7083-5AF71-1TH3
MODICON SERVOMOTOR S76D-EB0-F010
GROUPE SCHNEIDER MODICON 140CPU43412A
AC TECH INTELLIGENT DRIVE M3510C
VICOR POWER SUPPLY VI-MU3-ES
GIDDINGS AND LEWIS SERVO MOTOR HSM490 56C
SIEMENS TERMINAL MODULE 6ES7 193-4CA50-0AA0
YASKAWA GPD 506/P5 DRIVE CIMR-P5M45P5
DYNETIC SYSTEMS DC MOTOR 210011 (ENCODER: ACCU CODER MODEL 755)