350015 BENTLY

1336F-B125-AA-EN PCS7S7 414-3
475HP1EKLUGMTS PLC
1769-L35E DCS
CC-PCNT01 PLC
DBDP74AB363BEBA30 PLC
3500/32-01-00 DCSFCS
1770-kFD PLCDCS
3HEA800908-002/10

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描述

在工业生产过程当中,存在一些如温度、压力、流量、液位和速度等连续变化的量(即模拟量),PLC采用相应的A/D和D/A转换模块及各种各样的控制算法程序来处理模拟量,完成闭环控制。PID调节是一般闭环控制系统中用得较多的一种调节方法。过程控制在冶金、化工、热处理、锅炉控制等场合有非常广泛的应用。

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