输入输出设备：它用以接收信号或输出信号，便于与PLC进行人机对话。输入的有条码读入器，输入模拟量等。输出的有打印机、编程器、监控器虽也可对PLC输入信息，从PLC输出信息，但输入输出设备实现人机对话更方便，可在现场条件下实现，并便于使用。随着技术进步，这种设备将更加丰富。
SIEMENS SERVO MOTOR 1FK7083-5AH71-1EG2
SIEMENS SERVO MOTOR 1FK7080-5AH71-1GH3
SIEMENS SERVO MOTOR 1FK7040-5AK71-1SG0
CONTROL TECHNIQUES POWER CD CT-MME-POWER-CD (EN-204)
ALLEN BRADLEY INPUT/OUTPUT MODULE 1746-A13
MITSUBISHI INVERTER FR-A540-0.75K-NA
ALLEN BRADLEY DRIVE 1336-B020-EJE-S1
MOTOROLA SITE CONTROLLER CARD 84E84405N03
SIEMENS SERVO MOTOR 1FK7083-5AH71-1SB5
FANUC PULSECODER AT131
FANUC SPINDLE SERVO DRIVE A06B-6041-H112
ALLEN BRADLEY DRIVE 1336VT-B015-EAN-FA
MODICON Servo Drive
INDRAMAT PERMANENT MAGNET MOTOR MAC115D-0-CS-4-C/130-A-0/WI520LX/S01
KOLLMORGEN SERVO MOTOR ,B-604-B-91-B3R
PHOTOELECTRIC SENSOR 10-30VDC 3PIN EP
SIEMENS MODULE 6ES7 223-1PH22-0XA0
ALLEN BRADLEY 1746-N14
YASKAWA ELECTRIC MODULE JZNC-TU45
HP POWER SUPPLY Z-769
FANUC BOARD A16BC
PARKER ZENITH GEARHEAD UTN
MODICON SERVOMOTOR S74D-E00-F010
FANUC SERVO AMPLIFIER MODULE ,A06B-6114-H302
FANUC SERVOMOTOR A06B-0501-B REPAIR SERVICE
COMAU SERVO ACTUATOR GSXXXX-BB1-268-XT-XH-25812
BAUTZ SERVO MOTOR M504F-00101
YASKAWA XTRADRIVE XD-08-MNBF
SIEMENS SERVO MOTOR 1FK7032-5AK71-1GB0
FANUC DRIVE A06B-6079-H206 REPAIR SERVICE ONLY***
FANUC AC SERVO MOTOR A06B-0148-B175
SIEMENS DC DRIVE 6RB2025-3FH00, D165
SIEMENS SITOP POWER 2,5 SUPPLY 6EP1332-1SH12
EXLAR GSMFM-EM2-MV-DS
ALLEN BRADLEY DRIVE 20G1A ND 248 AN0NNNNN *MISSING BOARDS AND DC CAPACITORS*
ALLEN BRADLEY POWERFLEX 70 20AC022A0AYNANNN
MITSUBISHI SPINDLE DRIVE UNIT MDSASPA300