Water yield and water quality monitoring alarm for pure water machine
A technology for water quality monitoring and water production, which is used in liquid level indicators, instruments, simulators, etc. for physical variable measurement. It can solve problems such as high cost, cumbersome settings, and scattered installation of monitoring devices, and achieve hygienic safety assurance and product structure. Simple, low-cost effects
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[0013] According to attached figure 1 The invention is composed of a voltage-stabilizing power supply circuit, a conductivity detection circuit, a temperature detection circuit, a conductivity alarm value selection switch, a water production data clearing switch, a high-voltage switch, an audio warning device, a display device, and a single-chip microcomputer.
[0014] According to attached figure 1 And attached figure 2 , Conductivity alarm value selection switch K2 is connected with single-chip microcomputer IC1.
[0015] Water production data clearing switch K3 is connected with single-chip microcomputer IC1.
[0016] The lead wire F of the normally closed end of the micro switch K1 is used to connect with the positive pole of the booster pump power supply of the pure water machine.
[0017] The sound warning device is a buzzer B, and its sounding work is controlled by the single-chip microcomputer IC1, the resistor R15, and the triode T2. The display devices are light...
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