Automatic water level controller, including input and output control device, which is characterized in that the input and output control device of first feet, second feet after the switch SW1 is divided into two parts, one path is connected with the insurance FUSE wiring points respectively with the primary winding of transformer TF1 and RLY1 relay normally open contact is connected, the other way respectively. A secondary winding of the transformer TF1 and RLY2 relay normally open contact is connected to the input and output control device of third feet and fourth feet respectively with RLY2 and RLY1 relay relay normally closed contact connection, rectifier circuit rectifier two winding transformer TF1 via D1, D2, D3 and D4 which is divided into two branches, one road and wells to control the IC fourth feet and connected to the eighth feet, a road through the bypass capacitor C1 ground water. Well IC first feet grounded, fifth feet and seventh feet up, second feet through the resistor R9 and capacitor C5 in parallel after grounding, and second feet through the middle level resistance R13 a connection to wells, sixth foot on the ground through a resistor R10 and capacitor C4 in parallel, and at the same time by high water level a connection to the resistance R14 of wells, fourth feet and eighth feet are connected via low level diode D7 and wells, the base Q2 through the resistor R3 and transistor pin third connected to the emitter of the triode Q2 grounded collector respectively through resistance R12 and R8 and a triode Q1 connected to the base and the collector. The emitting electrode of the triode Q1 and IC control tower fourth and eighth feet and connected through a diode D6 connected to a low level after the lead and the tower is three Cathode collector and capacitor C1 transistor Q1 is connected to the control tower IC first foot on the ground, fifth feet and seventh feet up, second feet through the parallel resistance R1 and C2 ground, and at the same time through the resistor R15 lead after a connection with the water tower water levels in the middle and connected junction in the middle of the water line R15 and tower grounding low level lead solid discharge tube D8 and tower connected to the tower to control the IC sixth feet through resistor R2 and capacitor C3 in parallel grounding, high water level and at the same time through the resistor R16 lead a wiring and water tower connected to the low level lead D9 and water tower in high water level at R16 and lead contact the water tower with solid discharge tube connected to the base tower to control the IC third feet through the resistor R4 and transistor Q3 connected transistor emitter connected Q3 The collector is connected to the coil of the relay RLY1 and RLY2, and the other end of the relay RLY1 and the RLY2 coil is connected to the positive electrode of the capacitor C1.
【技术实现步骤摘要】
本技术涉及自动控制装置
，特指一种用在水塔和水井之间的全自动水位控制器。为达到上述目的，本技术包括输入输出控制装置，输入输出控制装置的第1脚、第2脚经过开关SW1后分成两路，一路接保险FUSE后分别与变压器TF1的一次绕组的接线点和继电器RLY1内常开触点相连，另一路分别与变压器TF1的一次绕组和继电器RLY2的常开触点相连，输入输出控制装置的第3脚和第4脚则分别与继电器RLY2和继电器RLY1的常闭触点连接，变压器TF1的二次绕组经由D1、D2、D3和D4构成的整流电路整流后分为两路，一路与水井控制IC的第4脚和第8脚相连，一路通过旁路电容C1接地，水井控制IC的第1脚接地，第5脚和第7脚悬空，第2脚经并联的电阻R9和电容C5后接地，同时第2脚通过一电阻R13引一接线至水井的中间水位，第6脚经并联的电阻R10和电容C4接地，并同时通过电阻R14引一接线至水井的高水位，第4脚和第8脚经二极管D7与水井的低水位相连，第3脚经电阻R3与三极管Q2的基极相连，三极管Q2的发射极接地，集电极则分别经过电阻R12和R8与三极管Q1的基极和集电极相连，三极管Q1的...
【技术保护点】
【技术特征摘要】
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