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。
ALLEN BRADLEY DRIVE 8000-MBA
YASKAWA SERVO DRIVE SGDH-08AE-S
FANUC A06B-6087-H155 POWER SUPPLY
ALLEN BRADLEY POWER FLEX 70 20A E 3P9A 0 AYNNNNN
FANUC SERVOMOTOR A06B-0502-B074 REPAIR SERVICE
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SIEMENS LOGIC CONTROL 6ED1 052-1MD00-0BA3
INDRAMAT SERVO MOTOR ED-2-C/D0-A-1
KOLLMORGEN DRIVE *AS IS* S70302-NANANA-NA
BRUSHLESS RESOLVER TS530N33E9
SIEMENS MOTOR GG5116-OWY40-6HU3-Z
MITSUBISHI AC SERVO MOTOR HC-SFS202B
BOSCH SERVO DRIVE VMA 20 KB 001-D
INTERNATIONAL INSTRUMENTS SCXI-1102
FANUC SERVO AMPLIFIER A06B-6096-H206
PARKER STEPPER CONTROLLER AT
ALPHA GEARBOX SP 075S-MF1-5 -0E1-2S (RATIO:5)
SIEMENS SIMATIC S7 6ES7 322-1HH00-0AA0
CUTLER HAMMER D735 D735SVSP16SDW31
SIEMENS SIRIUS 3RP1574-1NQ30
TRANSFORMER 3 PHASE B-AL-18.5K
SIEMENS SERVO MOTOR 1FK7042-5AF71-1GG5
OKUMA POWER SUPPLY OPUS 7000 E
ABB SERVO DRIVE ACSB
SUMER S.A GEAR BOX
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ALLEN BRADLEY DRIVE 1336-C025-EAF-L3
HONEYWELL CONTROLLER DC200C-2-00A-1C0000-0
SIEMENS SERVO MOTOR 1PH7105-2NF02-0CC2
GUSHER 3 PHASE MOTOR MSCFJ
YASKAWA BOARD DFD0N
HPS TRANSFORMER PH1000AJ
ALLEN BRADLEY PANELVIEW PLUS LOGIC MODULE 2711-RP
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HPS TRANSFORMER PH1000AJ
SIEMENS BRUSHLESS SERVO MOTOR 1FT6062-1AF71-4AH1
VOLTAGE REGULATOR