本公司供應(yīng)全新羅克韋爾1398-DDM-150伺服驅(qū)動(dòng)器ALLEN BRADLEY,價(jià)格優(yōu)惠,快速交貨,
型號(hào)
:無(wú)錫2098-DSD-HV100-DN羅克韋爾伺服驅(qū)動(dòng)器市場(chǎng)
Allen Bradley 1398-DDM-009-DN
Allen Bradley 1398-DDM-005X-NV
Allen Bradley 1398-DDM-005X-DN
Allen Bradley 1398-DDM-009X
Allen Bradley 1398-DDM-019-DN
Allen Bradley 1398-DDM-009X-DN
Allen Bradley 1398-DDM-005X
Allen Bradley 1398-DDM-005-DN
Allen Bradley 1398-DDM-005
Allen Bradley 1398-DDM-075X
Allen Bradley 1398-DDM-075
Allen Bradley 1398-DDM-010X
Allen Bradley 1398-DDM-010
Allen Bradley 1398-DDM-150
Allen Bradley 1398-DDM-020X
Allen Bradley 1398-DDM-020
Allen Bradley 1398-DDM-030X
Allen Bradley 1398-DDM-030
Allen Bradley 1398-DDM-019X-DN
Allen Bradley 1398-DDM-019X
Allen Bradley 1398-DDM-150X
Allen Bradley 1398-DDM-019
Allen Bradley 1398-DDM-009
:無(wú)錫2098-DSD-HV100-DN羅克韋爾伺服驅(qū)動(dòng)器市場(chǎng)因?yàn)樗遣捎瞄_(kāi)關(guān)量來(lái)實(shí)施控制的,其調(diào)速曲線不是一條連續(xù)平滑的曲線,也無(wú)法實(shí)現(xiàn)精細(xì)的速度調(diào)節(jié)。PLC開(kāi)關(guān)量與PLC連接PLC的模擬量信號(hào)控制變頻器變頻器中也存在一些數(shù)值型指令信號(hào)(如頻率、電壓等)的輸入,可分為數(shù)字輸入和模擬輸入兩種。數(shù)字輸入多采用變頻器面板上的鍵盤(pán)操作和串行接口來(lái)給定;模擬輸入則接線端子由外部給定,通常0~10V/5V的電壓信號(hào)或0/4~20mA的電流信號(hào)輸入。接口電路因輸入信號(hào)而異,所以必須根據(jù)變頻器的輸入阻抗選擇PLC的輸出模塊。