监控设备：小的有数据可监视数据；大的还可能有图形监视器，可通过画面监视数据。除了不能改变PLC的用户程序，编程器能做的它都能做，是使用PLC很好的界面。性能好的PLC，这种外部设备已越来越丰富。
SIEMENS SERVO MOTOR 1PHF03-0BB0
SCHNEIDER MODICON QUANTUM CONTROLLER 140CPU43412A
SIEMENS SERVO MOTOR 1FK7080-5AH71-1TG3
SIEMENS MONITOR 6FC3 361-0BB
FANUC A04B-0234-C409
YASKAWA SERVO DRIVE 101010FD P00 D00
SIEMENS 8 SLOT RACK
LAMBDA POWER SUPPLY LNS-Z-12
FANUC SERVOMOTOR A06B-0590-B202
ALLEN BRADLEY 16 POINT DIGITAL INPUT MODULE 1746-IA16 SER B
GE FANUC CONTROLLER CARD 1C693MDL645B
INDRAMAT PERMANENT MAGNET MOTOR BRAKES , MAC 112D-0-ED-2-C/130-A-2//S018
SIEMENS SERVO MOTOR 1FK7063-5AF71-1AA3
ALLEN BRADLEY LANGUAGE MODULE 13365-EN4
SUMITOMO HEAVY CYCLO GEARBOX CHVM
EMERSON MOTION CONTROL E
FIREYE FLAME AMPLIFIER MODULE
FANUC AC SERVO MOTOR A06B-0235-B605#S000
INDRAMAT BOARD MODULE DFF1.1
SIEMENS GENERAL NUMERIC SERVO MOTOR 1HU5044-OAF02-Z
DYNETIC SYSTEMS DC MOTOR 210011 (ENCODER: ACCU CODER MODEL 755)
ISOLTRA TRANSFORMER,3UI 114/40
BAUMULLER NURNBERG SERVO DRIVE BUS
SANYO DENKI SERVO MOTOR 69BM014CBRY1 (ENCODER: R05C432564 )
SIEMENS VARIABLE SPEED AC MOTOR DRIVES AQ12015B
SIEMENS 2 PHASE TRANSFOMER 4AT3631-8BE40-0C
INDRAMAT CONTROLLER CARD A-2
COMPUMOTOR BRUSHLESS SERVO DRIVE KH-DRIVE
SIEMENS SERVO MOTOR 1FK7083-5AF71-1GA3
MITSUBISHI ROTARY ENCODER MHEA
CUTLER HAMMER REED RELAY POLE D40R PA (PACK OF 2)
FANUC AC SERVO MOTOR A06B-0352-B751
FUJI ELECTRIC DRIVE FRN 11UC5-2
PANASONIC SERVO DRIVE MSD3A3P1E
SIEMENS SERVO MOTOR 1FK7100-5AF71-1GG3
SIEMENS SIMODRIVE 160A 6SN1124-1AA00-0EA1
WESTINGHOUSE CIRCUIT BREAKER HMCP007C0S