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。
BOSCH DRIVE SM 10/20-T/A
SIEMENS SERVO MOTOR 1FK7063-5AH71-1AG5
INDRAMAT AC SERVO DRIVE DKC1.FW
ALLEN BRADLEY DRIVE 1305-BA04A SER C
EMERSON DELTAV MODULE KJ3221X1-BA1
CUSTOM SERVO MOTOR INC. SERVO DRIVE AC-07
FANUC AC SERVO MOTOR A06B-0502-B074#7008
SIEMENS SERVO MOTOR 1FT6062-1AH71-3EH1
ALLEN BRADLEY POWER SUPPLY MODULE
YASKAWA SERVOPACK DRIVE SGDB-10VD
DAIKEN INVERTER AKS54AK
SIEMENS SERVOMOTOR 1FT5072-0AF71-1-Z
SIEMENS SIMATIC S7 6ES7322-1BH01-0AA0
SIEMENS SERVO MOTOR 1FK7032-5AK71-1AA3
SIEMENS POWER SUPPLY E/R-MODUL EXT.80/104KW 6SN1146-1BB00-0EA1
SIMENS SIMODRIVE (25/50 A) 6SN1130-1AA11-0CA0
SIEMENS SIMATIC S5 6ES5 420-7LA11
SIEMENS 2 AXIS CONTROLLER CARD 6SN1122-0BA12-0AA0
GIDDINGS & LEWIS SERVO DRIVE DS130
MITSUBISHI AC SPINDLE MOTOR
INDRAMAT CONTROLLER TDM 2.W0/S0101
SIEMENS FREQUENZUMRICHTER/AC DRIVE SIMOVERT VC 6SE7022-6EC61-Z
MITSUBISHI E500 INVERTER FR-E520-0.75K-CD
FANUC BOARD A16BB
SIEMENS SPINDLE MOTOR 1PH7103-2NG02-0CJ0
FUJI ELECTRIC OUTPUT MODULE FTU 223B
ALLEN BRADLEY 24 VDC IN/OUT MODULE BC
SIEMENS POWER MODULE 6SL3224-0BE24-0UA0
SIEMENS PLC MOODULE 6ES7 321-1BH01-0AA0
FANUC AC SERVO MOTOR A06B-0358-B756
ALLEN BRADLEY POWERFLEX 70 DRIVE 20AE6P1A0AYNNNC0 SER. A
SIEMENS CONTROLLER CARD 6DD1648-0AB0 ES1
MTS SERVO MOTOR,MPM1902FRMM-BM
SIEMENS SERVO MOTOR 1FT6102-1AC71-1AH1
BOSCH SERVOMOTOR SE-LB3.095.030-00.00
MITSUBISHI AC SPINDLE CONTROLLER FR-SE
ALLEN BRADLEY DRIVE 1336VT-B020-EOP-L1
ALPHA GEAR BOX SP 140S-MF1-10-0G1-2S
SIMENS SINAMICS ACTIVE INTERFACE MODULE 36KW 6SL3100-0BE23-6AB0