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RT1072 Datasheet(PDF) 3 Page - List of Unclassifed Manufacturers

Part # RT1072
Description  RT1072 PIR(Passive Infra-Red)
PDF  5 Pages
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Manufacturer  ETC [List of Unclassifed Manufacturers]
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RT1072 Datasheet(HTML) 3 Page - List of Unclassifed Manufacturers

  RT1072 Datasheet HTML 1Page - List of Unclassifed Manufacturers RT1072 Datasheet HTML 2Page - List of Unclassifed Manufacturers RT1072 Datasheet HTML 3Page - List of Unclassifed Manufacturers RT1072 Datasheet HTML 4Page - List of Unclassifed Manufacturers RT1072 Datasheet HTML 5Page - List of Unclassifed Manufacturers  
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RT1072
PIR CONTROLLER
A020327-V1.0
Rato
3
Preliminary
TB:
當 PIR 偵測到訊號,此訊號長度必須要大於 768 個 TB 週期,系統才會確認此訊號,當系
統確認成立後,會再延遲 32 個 TB 週期,然後送出 Pulse 觸發 TRIAC 及 RELAY。當 RELAY
及 TRIAC 由 Active 轉為 Inactive 時,系統需要再經過 4096 個 TB 週期,才可再次被觸發。
TB 可由外接 R.C.來決定週期,參考圖如㆘:
TC:
當系統確認被觸發後,TRIAC 及 RELAY 端會持續 Active 的輸出訊號,此 Active 訊號長度
由 TC 來控制,其總時間為 245760 個 TC 的週期,因此觸發時間長短可由 TC 來決定,而 TC
的週期可由外接 R.C.來調整。每當系統被觸發後,如還在 Active 週期內,PIR 再次被觸發,則
TC 將重新開始計數 245760 個週期。
TC 外接參考圖如㆘:
R
C
TB
R
C
TC
DIVIDER



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