描述
系统相比，电气接线及开关接点已减少到数百甚至数千分之一，故障也就大大降低。此外，PLC带有硬件故障自我检测功能，出现故障时可及时发出警报信息。在应用软件中，应用者还可以编入外围器件的故障自诊断程序，使系统中除PLC以外的电路及设备也获得故障自诊断保护。这样，整个系统的可靠性极高。
MOTOROLA VME Card MVME197DP 01-W3815B MVME197 88410 197
SBC Peak 510S 510 PICMG Peak510S Industrial Socket5
Corelis PC-1149.1/100F controller JTAG Emilator ISA A2
Macintosh Performa 5400 6400 Motherboard 820-0828-A G3
Wicat 150WS 1982 Z80 MultiBUS Memory Card TMS4164 TMM
Peak 610 Pentium Pro SBC PICMG 440FX KJ0216012G 7P610
Pentium Pro SBC PICMG IBUS I-Bus 105-00526-00 Thresher
Cleo Software 212 201 Phone 1 Inc CCITT 8bit ISA Modem
ETI-2.1 EISA Comm Card V2.3 TAXI-275 AM79169 Eliza LAN
Optical Disk Drive LF-7090 WORM Panasonic Matsushita
CWS Data Acquisition 03-907879-01 Rev1 Vintage ISa Card
LSI Logic MiniRISC BDMR400x Evaluation Board MR400x rB
