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SOLIDER TSAI
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值得考慮的一個做法.....

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5/13上午將於台南舉辦DIY002烘豆機的組裝試烘活動,歡迎參加,欲參加者請填寫表單報名:
https://goo.gl/forms/vUPYjYYNFSXD0PS13

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SOLIDER TSAI commented on a post on Blogger.
有網友提供可使用10A 240V相位控制固態繼電器(VR可調),來手調電阻大小改變電流,這樣可以接近瓦斯火力的做法。但是需要的電熱管功率要較高之外,材質上也必須能耐得住高低溫的落差,相對的價格也高。但這樣溫控器的作用就只剩下看溫度而已。
一般像這次紀錄的做法:電熱管+繼電器+保險絲+溫控器,成本來說會比較便宜,但是要考慮的是電熱管的位置。
如果使用固態繼電器+VR+保險絲+電熱管,需要選擇的電熱管價格就會高一點,但是顯示溫度的部分就需要另外考慮是否使用溫控器。
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