PLC在执行梯形图程序时，用解释程序将它翻译成汇编语言然后执行（PLC内部增加了解释程序）。与直接执行汇编语言编写的用户程序相比，执行梯形图程序的时间要长一些，但对于大多数机电控制设备来说，是微不足道的，完全可以满足控制要求。
CINCINATI MILACRON MOTOR 1PH6161-4NF00-Z
SIEMENS SINAMICS POWER SUPPLY 6SL3130-7TE23-6AA3
ALCATEL CONVERTERS SUP 11 3AW00388AAAA
INDRAMAT ENCODER ROD 1424.
FANUC AC SPINDLE MOTOR A06B-0754-B101#3000
PARKER Z-DRIVE AMP BOARD PCB
ABB DRIVE 3HABB
ALLEN BRADLEY DRIVE 1336-B020-ECE-L2
CONTROLLER CARD
SIEMENS SERVO MOTOR 1FT6102-1AC71-3EG1
FANUC FAN UNIT A04B-0229-C404
HEIDENHAIN ENCODER ROD 426.001B- 2500
HEIDEHAIN INTERPOLATION MODULE EXE 602D/005-F
BOSCH SERVO DRIVE KM1100-T
Mitsubishi Spindle Drive FR-SF-4-7.5KP
SIEMENS CONTROLLER CARD C98043-A1052-L
EBM FAN R2E225-BB51-10
ALLEN BRADLEY DRIVE 1336S-B007-AN-EN-L4
ALLEN BRADLEY DRIVE 1336VT-B010-EON-L3
BALDOR SERVOMOTOR BSM 6RB5
CONTROL TECHNIQUE SERVO MOTOR 142UMD200CAAAA
ALLEN BRADLEY SERVOMOTOR MPL-B310P-SJ22AA
ALLEN BRADLEY MODULE B0
STOBER ANTRIEBSTECHNIK GEARBOX P321SGR0050ME
SIEMENS SERVO MOTOR 1FT6084-1AF71-1AG1
HEIDENHAIN ENCODER ROD 426 1250
ALLEN BRADLEY DRIVE 160-BA10NPS1
ALLEN BRADLEY AC POWER SUPPLY MODULE 1771-P4S
ALLEN BRADLEY DRIVE 1336-C040-EAG-FA2 REPAIR SERVICE
SIEMENS MOTOR SYSTEM SECONDORY PART
SIEMENS SERVO MOTOR 1FK7042-5AF71-1AA2
ELAU SERVO MOTOR SMP0-45-S1-B0
ALLEN BRADLEY DRIVE 1336E-B050-AN-EN
FANUC SERVO AMPLIFIER MODULE A06B-6079-H106
BALDOR SERVOMOTOR BSM100A-B375DAX
SIEMENS SERVO MOTOR 1FK7101-5AF71-1GB2
SIEMENS SINAMICS G120C USS/MB,6SL3210-1KE12-3UB0,STPDA5E