代PLC不仅有逻辑运算、计时、计数、顺序控制等功能，还具有数字和模拟量的输入输出、功率驱动、通信、人机对话、自检、记录显示等功能。既可控制一台生产机械、一条生产线，又可控制一个生产过程
目前，大多数PLC仍采用继电控制形式的“梯形图编程方式”。既继承了传统控制线路的清晰直观，又考虑到大多数工厂企业电气技术人员的读图习惯及编程水平，所以非常容易接受和掌握。梯形图语言的编程元件的符号和表达方式与继电器控制电路原理图相当接近。通过阅读PLC的用户手册或短期培训，电气技术人员和技术工很快就能学会用梯形图编制控制程序。同时还提供了功能图、语句表等编程语言
MOVOMATIC CH-2034 PESEUX
Siemens Circuit Board Take-out
241120R91 HORN RELAY INTERNATIONAL NIB Lot of 2
Siemens Simatic S7 6ES7400-1JA01-0AA0
Siemens 6ES7322-1BL00-0AA0 Digitalausgabe E:08
ABB DSQC 334 Netzteil 3HAC SR 92A060
Cutler Hammer Eaton 40 Amp Breaker QBGFEP2040 Surplus
Siemens 6SN1111-0AA00-0BA0 4EV3010-0AB Drossel
EE Controls 32 Amp Circuit Breaker CBC-1H Cut Out w/o Manual Control
Square D Current Transformer 120R-252 Ratio Freq 25-40? ?
Uni-Pro Servo Drive Board LMA-25/50A F 24. 04391
Tokyo Seiden 1 KVA Transformer TSS1B-1K Cut Out
ALLEN BRADLEY 22A-D2P3N104 Ser A POWERFLEX4 AC DRIVE Cut Out
Jaeco Pump Co. S7TZ GPH - 5.2, Max Pres - 100
SICK WSU Lichtschranke
Allen Bradley Coils Lot of 3 - 69A83 - 71A86 - 1A11 Surplus
Barber Colman AC Sequence/H-C Control PC Board A Take Out
Phoenix Contact PSM-ME-RS232/RS485-P
Fanuc Fuji Module 0327/T200W A50L A50L#N Take Out
Sauer Danfoss Hydraulic Pump Motor MMF025CAERCXNNN MMF025C-AE-RCX-NNN
SLATER MEDALIST 720-GY 1 POLE 20 AMP V USA MADE SWITCH Gray 10 PACK
ABB 3HAB8278-1 Servomotor
Square D Limit Switch (BR53B) Class 9007 Ser. A. VAC 10 amp NIB
A.A ELECTRIC AAE-A204-M RELAY with Base Cut Out
PMA RM211 Nr 8371
MURR ELEKTRONIK 24VDC 5A SWITCH MODE POWER SUPPLY 85084 / MCS
Festo 156615 ADVUA-PA Pmax 10bar K608
Balluff BOS 18M-PA-1HA-S4-C Lichttaster mit Hintergrundausblendung
SIEMENS 6ES7307-1BA00-0AA0 POWER SUPPLY E:04
Festo 14131 DNUPPV-A Pmax 12bar HO08
Merlin Gerin Circuit Beaker Cat# 24110 1A-Type B 277vac Multi9 C60N T/O
ABB-Roboter 3HAC
SIEMENS 6ES7144-1FB31-0XB0-Z
Siemens Simatic 6ES7223-1BL21-0XA0 E:1
Siemens Interface Module Coupler 6ES5 312-5CA21 V2, Appears to be Make Offer
Siemens Memory Submodule 6ES5 375-0LC21 6ES5375-0LC21
Sill Kondensoren mit IR LED S6IR Sill 78131 condensers with IR-LED
SFU 1904 DRU DR.Kaiser
Honeywell L4029E1037 Limit Control NIB
SIEMENS Analog Input Module 6ES5465-4UA13 NIB Opened to Take Pictures
Square D 9001 KA2 Ser. K Contact Block w/Green Pushbutton