Humidity detection alarm for industrial factory buildings
A technology for humidity detection and industrial plants, which is applied in the direction of instruments, measuring devices, scientific instruments, etc., can solve the problems of low detection sensitivity, untimely alarm, economic loss, etc., and achieve simple structure and circuit, avoid economic loss, and high sensitivity Effect
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[0009] The present invention will be further explained below in conjunction with the drawings:
[0010] Such as figure 1 As shown, the present invention includes a power source E, a switch S, a first triode Q1, a second triode Q2, a third triode Q3, a fourth triode Q4, a first resistor R1, a second resistor R2, Third resistor R3, fourth resistor R4, fifth resistor R5, sixth resistor R6, seventh resistor R7, speaker Y, humidity sensor RS, first fuse X1, second fuse X2 and potentiometer RP, power supply The first end of E is connected to the first end of switch S, and the second end of switch S is simultaneously connected to the first end of the humidity sensor RS, the first end of the first resistor R1 and the transmitting end of the first triode Q1 , The second end of the humidity sensor RS is connected to the first end of the potentiometer RP and the sliding end of the potentiometer RP, the second end of the potentiometer RP is connected to the base of the fourth transistor Q4,...
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