进入 80 年代中、后期，由于超大规模集成电路技术的迅速发展，微处理器的市场价格大幅度下跌，使得各种类型的 PLC 所采用的微处理器的当次普遍提高。而且，为了进一步提高 PLC 的处理速度，各制造厂商还纷纷研制开发了专用逻辑处理芯片。
Enraf Nonius Delft 0811.611 GPU Board 811 0811611
Bosch Rexroth 3842174350 Head 384217-4350
Fisher Controls MC751 Power Supply 120V
AOSafety SafeWaze 1809-L-XL Life Vest / Safety Harness
Johnson Yokogawa DPharp EJA310A Transmitter EJA-310A
Turck MS1-33Ex0-T Switching Amplifier Multi Safe
Kerisystems SB-593 Satellite Expansion Board
Texas Instruments 500-2108 I/O Controller 5002108
Johnson Yokogawa DPharp EJA3104 Transmitter EJA-3104
Johnson Yokogawa DPharp EJA440A Transmitter EJA-440A
Honeywell 51304812-200 EPLCI I/O Adapter EC
Allen Bradley 1497A-A13-M6-0-N Control TransformerMVI56-MCM
Centry 471-114-32-47-600 Transmitter 0-100 PSIG
Nordson 185657/E Control Board Card 185657
Load Controls PFR-1700-HL 1.5A PFR1700HL
Corning Cable 303M-07S1G0 5-Pin Protector Module Qty100
RIS SC-8327 1059-250 T/C Transmitter SC8327 1059250
