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。
FANUC AC SERVO MOTOR A06B-0319-B372#7008
ALLEN BRADLEY 600 PANELVIEW 2711-B6C8
INDRAMAT RAC DRIVE RAC2.A00-W1
ALLEN BRADLEY POWERFLEX DRIVE 22D-D1P4N104 SER.A
GETTYS DC SERVO A121 DRIVE AC04
ELAU SERVO MOTOR SM P0-45-S1-B0
ALLEN BRADLEY POWERFLEX 70 DRIVE 20AE0P9A0AYNNNNN SER. A
ALLEN BRADLEY DEVICENET SCANNER MODULE 1747-SDN SER B
INDRAMAT ECO DRIVE DKC01.FW
ABB RECTIFIER BOARD DSQC 249B
MITSUBISHI AC SPINDLE MOTOR SJ-PF3.7-01
POWERTEC BRUSHLESS DC MOTOR F182C1A1N001000
YASKAWA SPINDLE MOTOR UAACLA-30AA2KB
ALLEN BRADLEY DRIVE 1336VT-B020-EAP-L1
SIEMENS SERVO MOTOR 1FK7040-5AK71-1SH2
SIEMENS SERVO MOTOR 1FK7100-5AF71-1GA3
SIEMENS SERVO MOTOR 1FK7033-7AK71-1DG0
ALLEN BRADLEY POWERFLEX 4 SERIES A 22A-D1P4N104
FANUC SERVO MOTOR A06B-0205-B300
BAUMULLER SERVO DRIVE BUM60-VC-0A-0001
ALLEN BRADLEY CONDUCTOR 140M-C2E-B16
BARATRON TRANSDUCER 122AA-00100AB
LENZE/ AC TECHNOLOGY DRIVE DL12400FA REPAIR SERVICE
FANUC SERVOMOTOR A06B-0501-B031 REPAIR SERVICE
ALLEN BRADLEY 1771-ASB REMOTE 1/0 ADAPTER MODULE
PARKER BRUSHLESS SERVO DRIVE ZX600-DRIVE-240V
SIEMENS SERVOMOTOR 1FT7087-7SF71-1BA3 REPAIR SERVICE
ALLEN BRADLEY OUTPUT MODULE 1746-NO4I
DIRECT LOGIC 205 MODULE D2-16NA
SIEMENS SIMATIC S7 INPUT MODULE 6ES7138-4CA00-0AA0
SIEMENS SERVOMOTOR 1FK7060-5AF71-1AB3
BAUMULLER SERVO MOTOR DS 56 L65 UL
MEDAR OPERATOR PANEL D.E.P. 100, DEP100
ALLEN BRADLEY DRIVE 1336-B015-EJE-L1
FANUC FAN UNIT A04B-0805-C362
SIEMENS SERVO MOTOR 1FK7063-5AF71-1TH0
SIEMENS SERVO MOTOR 1FK7100-5AF71-1AH3
SIEMENS MICROMASTER 420,6SE6420-2AD22-2BA1
CONTROL TECHNIQUES SERVO MOTOR MGE-455-CONS-0000