Published:2011/6/30 21:27:00 Author:qqtang | Keyword: temperature control | From:SeekIC
The figured circuit consists of the temperature control sensor switch, the temperature LED display circuit of upper and lower limit, SCR control circuit, analog sound circuit and AC step-down rectifier circuit, etc. The temperature circuit can do the auto control in the within the upper and lower temperature, the detecting precision is ±3℃, so the effect is ideal, and it can also indicate the over-temperature.
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