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。
BELLOWS K 24 VDC K
LINCOLN ELECTRIC M SPEED PICK UP NIB M147001
TURCK VBKB-80-X9-CS12 MULTI-BOX NIB VBKB80X9CS12
YORK BOARD
GEORG FISCHER 175.315.236 VALVE NIB
Siemens 6FX2002 1.4METERS
Siemens K2007 D32 A01
HYSTER ELECTROMAGNETIC BRAKE NIB
MODICON AS-B ANALOG OUTPUT MODULE ASB872200
Siemens Drive board 6RA8261-4AA00 Spindle Positioning Module
YORK RESISTOR AND CAPACITOR ASSEMBLY
EAGLE SIGNAL CT631A6 DIGITAL TIMER
YORK BOARD
Siemens 6FX2002 1.4METERS
Siemens 6ES7 392-1AM00-0AA0
BALLUFF BOS-18E-PS-1XD-SA1-S4 NEW BOS18EPS1XDSA1S4
KEMP 3/4" VALVE
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GE FUJI 6KAF343005E$A1 AC DRIVE
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ORIENTAL E INDUCTION MOTOR E
WHITEY SS-F67TSW24PFML1 FIRE SERIES BALL VALVE
Siemens 6AV6371-1DG06-0EX0 Simatic WinnCC/ProAgent V6.0 SP4
Siemens Simatic S5 6ES5 451-8MR11
SIEMENS A5E FRONT DISPLAY
Siemens Simatic S7 6GK7443-5FX01-0XE0 V3.1.0
BANNER B3-1500 LOGIC MODULE NIB B31500
PROCESS CONTROL CORP CC-002AT-002 CIRCUIT CARD
HONEYWELL R ANALOG OUTPUT MODULE NEW R
Siemens 3UN2100-0AB4
VERSA VIZ-3501-LV0B-P THREE-WAY VALVE NIB VIZ3501L0VBP
Siemens Simodrive 6SC6600-4DA01
OMRON C200H-BC051 C200H-OD211 C200H-SP001
Siemens Simovert Masterdrives 6SE7016-1TA51-Z
Siemens Servo Motor MODICON TELEMECANIQUE BPH1903K5MA2CA1 AC
SUPER VEXTA UI215GA INTELLIGENT DRIVER