Ir Water Pump Control Project
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IR Water Pump Control Project Author: Thu Nguyen van Department of Automatic Control Hanoi University of Technology Aug 27th 2008 Iin= 168 mA Vin= 5 V Power dissipation: 0.94 W Irelay= 80 mA Vrelay= 4.8 V Circuit diagram: Pump
U1A
D2
LED0
74LS14_Trigger D1
CPU CPD PL MR D3 D2 D1 D0
TCU TCD Q3 Q2 Q1 Q0
R4 1k
U3 555 Gnd Trg Out Rst
Vcc Dis Thr Ctl
R3 1k
RLY1 MY4N_6V
+ V1 5V 200uF C1
+
R1 1k
U2 74LS193
R2 470
C2 10nF
R5 235
Q1 H1061
Fig 1: IR Water Pump Control Circuit Diagram
U1A
D2
LED0
74LS14_Trigger D1
CPU CPD PL MR D3 D2 D1 D0
TCU TCD Q3 Q2 Q1 Q0
R4 1k
U3 555 Gnd Trg Out Rst
Vcc Dis Thr Ctl
R3 1k
RLY1 MY4N_6V
+ V1 5V 200uF C1
+
R1 1k
U2 74LS193
R2 470
C2 10nF
R5 235
Q1 H1061
Fig 1: IR Water Pump Control Circuit Diagram
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