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。
MTS SERVO MOTOR MPM724CSG71N
MOTOROLA RECEIVER INTERFACE CONTROLLER CARD 84E84535L02
INDRAMAT CONTROLLER CARD DCF01-12
SIEMENS CONTACTOR 3UA5800-2F32-50A
ALLEN BRADLEY PANELVIEW PLUS LOGIC MODULE, 2711P-RP1
SIEMENS SERVO MOTOR 1FK6101-8AF71-1AB0
DANFOSS BOARD VARISPEED 180
CUTLER HAMMER INDUSTRIAL CIRCUIT BREAKER,FDB3040L
ALLEN BRADLEY DRIVE 1336-C040-EJG-FJ3 REPAIR SERVICE
STOBER ANTRIEBSTECHNIK GEARBOX P301AGN0050M
ALLEN BRADLEY DRIVE 1336VT-B050-EAS REPAIR SERVICE
INDRAMAT SERVO DRIVE REPAIR
SIEMENS CONTROLLER CARD 505-RBC
MITSUBISHI POWER MODULE (IGBT) QM150DY-H
ALLEN BRADLEY DRIVE 1336VT-B010-EAN
SIEMENS SINUMERIK POWER SUPPLY 6EV 3055-0BC
SIEMENS SERVO MOTOR 1FK7083-5AF71-1GG2
PROGRESSIVE CUTOFF BOARD VM
FUJI ELECTRIC DRIVE FRN5.5P11S-2 REPAIR SERVICE
CONTROL TECHNIQUES COMMANDER CD DRIVE CD 220K
GOULD CONTROLLER AS-884A-301
KOLLMORGEN SERVO DRIVE BDS4A-206JB21P
ALLEN BRADLEY POWERFLEX 700 SERIES A 20B D 3P4 A 0 AYNACB0
FANUC CPU BOARD A16BA
FANUC SERVOMOTOR A06B-0147-B175#7008 REPAIR SERVICE
INDRAMAT RAC DRIVE RAC2.A00-W1
SIEMENS SITOP POWER SUPPLY (FOR PARTS) 6EP1436-3BA00
LENZE/ AC TECHNOLOGY DRIVE Q25050D REPAIR SERVICE
ABB TEACH PENDANT 3HAB2136-1
FANUC DRIVE A06B-6079-H101
SIEMENS MS140 POWER SUPPLY MODULE 6FX1113-2AA01
TEACH PENDANT`A
FANUC SERVOMOTOR A06B-0348-B356 REPAIR SERVICE
INDRAMAT DIGITAL AC SERVO COMPACT CONTROLLER DKR03.1-W200N-BE48-01-FW
MOOG BRUSHLESS MOTOR
EUROTHERM DRIVE 955+8N0100
INDRAMAT AC SERVO POWER SUPPLY TDM1.W