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。
ALLEN BRADLEY DRIVE 1370AR-BOA75-E REPAIR SERVICE
BALD0R DC SERVO MOTOR MTE-4090-SPECIAL
ENFA PRESSURE GAGE 228-2
DUNCAN OPTICAL ENCODER EX
FANUC CONTROLLER CARD A20B A20BF
GETTYS DC SERVO MOTOR
BAYSIDE GEARBOX MT
SIEMENS SERVOMOTOR 1FK7063-2AF71-1QH0
FANUC SERVO AMPLIFIER A06B-6058-H004
BOURDON PRESSURE GAGE CLASS 1, AISI 316 L
ALLEN BRADLEY INTEGRATED AXIS MODULE 2094-BC01-M01-S
FANUC INPUT MODULE A03B-0801-C136
ALLEN BRADLEY SERVO DRIVE 8520-3S10A-BAT SER C
CONTROL TECHNIQUES COMMANDER CDE DRIVE CDE075-R
EUROTHERM DRIVE 590A
SIEMENS SERVO MOTOR 1FK7080-5AH71-1EH0
CINCINNATI MILACRON TEACH PENDANT
SIEMENS SERVO MOTOR 1FK7101-5AF71-1AB2
PAPST AC FLAT PACK BLOWER, 180 X 40MM RG
FANUC SERVOMOTOR A06B-0143-B175#7008 REPAIR SERVICE
ELAU SERVO DRIVE PMCK
ALLEN BRADLEY SERVO MOTOR NH04AA
ALLEN BRADLEY POWER FLEX 70 20A E 3P9A 0 AYNNNNN
GENERAL ELECTRIC OIL VACUUM PUMP M0D5KH35GN231BT
SIEMENS SERVO MOTOR 1FK7083-5AF71-1AG2
FINCOR ADJUSTABLE SPEED DRIVE 2602P7
ALLEN BRADLEY COMMUNICATION MODULE 1203-GK1 SER A
ISOLTRA TRANSFORMER ,UJ
ALLEN BRADLEY ADJUSTABLE FREQUENCY AC DRIVE 1333-BAB SER.B
SIEMENS SERVO MOTOR 1FT6086-1AF71-3AH1
SIEMENS SERVO MOTOR 1FK7101-5AF71-1AB5
YASKAWA VARISPEED BRAKE UNIT CDBR-H30H
HP POWER SUPPLY Z-769
ALLEN BRADLEY SLC500 DC SOURCE OUTPUT MODULE 1746-OB16 SER C
INDRAMAT DIGITAL AC SERVO COMPACT CONTROLLER DKR02.1-W300N-BE37-01-FW
OKUMA SERVO DRIVE BLII-D30A
SIEMENS SERVO MOTOR 1FK7080-5AH71-1GB0
SIEMENS SERVOMOTOR 1FT6044-4AK71-3AG1
ALLEN BRADLEY DRIVE 1336-C020-EAE-L1