描述
PLC已经具备了模拟量的控制功能，有的PLC系统模拟量处理能力甚至还相当强大，比如西门子的S7 400、AB的Control Logix和施耐德的Quantum系统。而DCS也具备相当强劲的逻辑处理能力，比如我们在AC800F上实现了一切我们可能使用的工艺联锁和设备的联动启停。
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FIREYE ALLEN-BRADLEY AUTOCHECK INFRARED E1R1 MODULE
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FIREYE CHASSIS w/ DISPLAY MEC120D **NEW**
Fireye 24CJ5 Module 3010 Flame Failure Control NEW!
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Fireye 71D80 Purge Timer
Allen-Bradley Fireye EB-700 Auto.Primary Safety Control
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Fireye 60-2060-10 PFM Adapter Use W/PFM10 New
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