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 FAN UNIT A04B-0229-C404
GOULD B283 RTD INPUT MOUDLE NEW OPEN BOX B
ABB TEACH PENDANT 3HAC
SIEMENS SERVO MOTOR 1FK7083-5AH71-1TA5
ELAU SERVO MOTOR SM P1-45-S1-B1
ALFA LAVAL SERVO DRIVE
KOLLMORGEN DIGIFAS DRIVE DIGIFAS 7105
INDRAMAT CONTROLLER CARD A21-05
SIEMENS SERVO MOTOR 1FK7063-5AH71-1AB0
FANUC CONTROLLER CARD A16BA
SCHNEIDER AUTOMATION MODICON LEXIUM DRIVE MHDS1008N00
FANUC POWER SUPPLY A06B-6087-H115
OMRON PROGRAMMABLE CONTROLLER CPM1A-30CDR-A
YASKAWA INVERTER CIMR-G5A47P5
ASEA AUXILLARY CONTACTOR SK 814 001-AF
ALLEN BRADLEY DRIVE 1336-C040-EOG-L2 REPAIR SERVICE
EMERSON SERVO MOTOR DXM-340W
ALLEN BRADLEY 1398-DDM-030 Servo Drive
SIEMENS POWER SUPPLY 6EV 3054-OFC
LENZE DRIVE 9220 33.9222 E.V020
DANFOSS VLT 5000
FANUC SERVOMOTOR A06B-0501-B REPAIR SERVICE
SIEMENS SERVO MOTOR 1FK6083-6AZ21-9ZZ9-Z S26
INDRAMAT 3 PHASE INDUCTION MOTOR 2AD134D-B050A1-CS07-C2N1
SIEMENS SINAMICS 50 FEET POWER CABLE 6FX5002-5SC01-1BF0
FANUC CONTROLLER CARD A02B
SIEMENS CONTROLLER CARD 6DD1660-0AE0 CS21
MITSUBISHI AC SERVO MOTOR HC-KFS23K
SIEMENS SERVOMOTOR 1FT5076-1AF71-1EA0
FANUC AC SPINDLE SERVO UNIT A06B-6064-H313#H550
ABB DRIVE ACS800-U
FANUC AC SERVO MOTOR A06B-0310-B251
INDRAMAT SERVO DRIVE RAC3.A00-Z1-220
ALLEN BRADLEY SLC 500 PROCESSOR UNIT 1746-0A8
BOSCH SERVO MOTOR SE-B4.130.050-00.000
ALLEN BRADLEY DRIVE 1336VT-B040-EAR-L3
SEW-EURODRIVE SERVO MOTOR WAF20DT71D4
CONTROL TECHNIQUES POWER CD CT-MME-POWER-CD (EN-204)
FANUC AC SERVO MOTOR A06B-0310-B251