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。
SIEMENS SERVO MOTOR 1FT5044-1AF71-3AB0
MITSUBISHI INVERTER FR-A540-30K-NA
SIEMENS SERVO MOTOR 1FK7063-5AH71-1TB0
ALLEN BRADLEY AC SERVO CONTROLLER 1394C-AM07 SER C
REXROTH VALVE 4WREE 6 EG24K31/A1V
FANUC SERVO MOTOR A06B-0121-B577#7008
GROUPE SCHNEIDER MODICON 140CPU43412A
YASKAWA SERVOPACK CACR-SR30SZ1SDY230
SIEMENS SIMODRIVE 6SC6114-0AA00
YASKAWA ELECTRIC CONTROL BOARD JANCD-1021
MITSUBISHI DRIVE MR-H700ACN-D-UE
ALLEN BRADLEY 1336 DRIVE 1336-B003-EAD-S1
SIEMENS SERVO MOTOR 1FK7060-5AH71-1AA0
SIEMENS SINAMICS CONTROL UNIT 6SL3040-0MA00-0AA1
ABB BOARD DSQC 239
FANUC CONTROLLER CARD A16BA
SIEMENS SERVO MOTOR 1FK7100-5AF71-1TH0
SIEMENS SINAMICS 50 FEET POWER CABLE 6FX5002-5SC01-1BF0
UNIPULSE WEIGHING INDICATOR F805
YASKAWA INVERTER CIMR-G5A47P5
ESTA CAPACITOR DC FILTER ER YM
DANFOSS VARIABLE SPEED DRIVE VLT-3003, VLT3003
SIEMENS SERVO MOTOR 1FT6086-1AH71-3EG1
ALLEN BRADLEY DRIVE 1336-B020-EOE-FA2
SIEMENS SERVO MOTOR 1FK7060-5AF71-1GH3
SIEMENS SERVO MOTOR 1FK7080-5AF71-1TG2
FANUC A06B0611-B675#0016 Servo Motor
MITSUBISHI RS-422/RS-485 UNIT
MITSUBISHI MOTION CONTROL MODULE MC611
ALLEN BRADLEY DRIVE 1336-C040-EJG-L1 REPAIR SERVICE
FANUC SERVO MOTOR A06B-0501-B005#7008
ALLEN BRADLEY DRIVE 1336-B015-EAE-S1
ALLEN BRADELY PROGRAMMING MODULE 1201-HA2
FANUC CARD A16B
ISOLTRA TRANSFORMER
ABB DRIVE ACS
SIEMENS SERVO MOTOR 1FK7083-5AH71-1GB2