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。
ALLEN BRADLEY POWER RAIL 2094-PRS8 SERIES A
SIEMENS SERVO MOTOR 1FK7083-5AF71-1EH2
TEXAS INSTRUMENT 110 VAC INPUT
SIEMENS SERVO MOTOR 1FK7063-5AH71-1SA3
ALLEN BRADLEY DRIVE 1336VT-B050-EAS REPAIR SERVICE
SIEMENS SERVO MOTOR 1FK7063-5AF71-1TB2
SIEMENS SERVO MOTOR 1FK7103-5AF71-1EG3
BAYSIDE GEARBOX
ALLEN BRADLEY PANELVIEW 1000e 2711E-K10C6
INDRAMAT SERVO MOTOR MAC90C-0-GD-1-B/110-A-0/J625/S01
FANUC CONTROL BOARD A20B
SIEMENS SIMODRIVE LT MODUL 6SN1123-1AA00-0CA2
BALDOR AC SERVO DRIVE DBSCAAA
ALLEN BRADLEY DRIVE 1336-B010-EAD-FA2-L3 SER.A
BL SUPER SERVO AMPLIFIER PZ0A150HP66SH0
FANUC DRIVE A06B-6089-H303
SIEMENS CONTROLLER CARD 6ES5470-4UA12
GIGGINGS & LEWIS BRUSHLESS MOTOR FSM460
SIEMENS SERVO MOTOR 1FT6044-1AF71-3AG1
LENZE DRIVE PLC EPLXX
BERGES SERVO ACM GMM
SCHNEIDER TSX QUANTUM DC IN 140DDI84100
BINAR ELECTRONIK CPU MODULE UHS
FANUC AC SERVO MOTOR A06B-0358-B756
SIEMENS SERVO MOTOR 1FT5064-1AF71-4AG0
REXROTH INDRAMAT PERMANENT MAGNET MOTOR MAC090C-0-GD-4-C/110-A-1/WI520LV/S001
SIEMENS SERVO MOTOR 1FK7063-5AH71-1TB2
SIEMENS SERVO MOTOR 1FK7083-5AH71-1TB3
SIEMENS TRANSFORMER 4AM5596-0AW10-0FA0
MOLLER DISCONNECT SWITCH N 6-100-CNA
GOULD CONTROLLER CARD 14. REV: D
FANUC BOARD A16BB
ALLEN BRADLEY KINETIX 6000 SERVO DRIVE 2094-BMP5-S
ALLEN BRADLEY DRIVE 1391B-ESAA15-AQB
RENISHAW MACHINE INTERFACE FI 5
SIEMENS SERVO MOTOR 1FK7100-5AF71-1SH5
YASKAWA AC SERVO MOTOR SGMPH-02A1AJ16B