描述
調(diào)試分時采集功能時需要注意分時采集的時間,過大會影響整體數(shù)據(jù)采集的時間,過小會造成采集數(shù)據(jù)混亂,另外需要在兩次采集數(shù)據(jù)之間加一段間隔時間,避免兩組數(shù)據(jù)的重疊。對采集的模擬量根據(jù)量程進(jìn)行計算得出顯示值。微調(diào)值計算,顯示值微調(diào),并做負(fù)值消除;注意微調(diào)時可能會出現(xiàn)負(fù)值情況,所以要考慮負(fù)值的消除。電源模塊通訊注意電源通訊時的通訊協(xié)議一定要在通訊卡中設(shè)置好,包括站號設(shè)定,另外注意地址對應(yīng)。故障和報警;因為報警點共有79個,很繁瑣,需要思路清晰。
Parker Pressure Regulator 72-130
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