聯(lián)系人:蔣經(jīng)理
手機(jī):15359273790
電話:15359273790
Q Q:3549711439
郵箱:3549711439@qq.com
地址:廈門(mén)市思明區(qū)呂嶺路1733號(hào)2009單元
型號(hào):DEIF PPU/2/G/S
類(lèi)別:庫(kù)存現(xiàn)貨
聯(lián)系人:蔣經(jīng)理
手機(jī):15359273790
電話:15359273790
Q Q:3549711439
郵箱:3549711439@qq.com
地址:廈門(mén)市思明區(qū)呂嶺路1733號(hào)2009單元
DEIF PPU/2/G/S用于連接機(jī)床的輸入輸出信號(hào)
PID指令的操作
常規(guī)自動(dòng)操作將在每次掃描時(shí)調(diào)用PID模塊,有電流時(shí)為Enable,無(wú)電流時(shí)為Manual輸人觸點(diǎn)。該模塊即把當(dāng)前PLC逝去時(shí)鐘與上次貯存在內(nèi)部RetAray的PID解答時(shí)間進(jìn)行比較。如果此時(shí)間差大于RefAray的定義在第3個(gè)字( %Ref + 2)采樣周期的話, PID運(yùn)算就用時(shí)間差進(jìn)行解答,且把上次解答時(shí)間和控制變量進(jìn)行刷新。
在Automatic方式下,輸出CV置于手動(dòng)命令參數(shù)%Ref+ 13中。如果同時(shí)為Enable和Manual輸人觸點(diǎn)送電,則PID模塊置于Manual方式,輸出CV從Man-ual Command參數(shù)%Ref+ 13中位。如果UP或DN中的一個(gè)通電;則Manual Command字在每次PID解答時(shí)進(jìn)行逐一CV值的遞增或遞減。對(duì)于輸出CV的更快的手動(dòng)修改,直接或從Manual Command字進(jìn)行加/臧CV值也是可能的。
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