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DC relay delayed release circuit 2 b – Circuit Schematic
DC relay delayed release circuit 2 b
Circuit shown in Figure 6-24. Both ends of the relay coil in parallel with a resistor Rf or auxiliary diode VD, is equivalent to power after a short circuit co...
Six a start and stop intermittent cycle control circuits – Circuit Schematic
Six a start and stop intermittent cycle control circuits
Circuit shown in Figure 3-81. The circuit uses a transistor delay circuit to achieve start-stop cycle control. You can take the hand moving and automatic manne...
Auto-voltage starting time relay control circuit – Circuit Schematic
Auto-voltage starting time relay control circuit
Circuit shown in Figure 3-49. The circuit autotransformer out of operation by the time relay KT control. KT delay time is equal to the motor start-up time. Cir...
Time relay three-start circuit – Circuit Schematic
Time relay three-start circuit
Circuit shown in Figure 3-159. The circuit uses complement each other three times and three relay contacts, followed by the automatic removal of the rotor circ...
JS20 single-junction transistor time relay circuit – Circuit Schematic
JS20 single-junction transistor time relay circuit
Circuit by the delay loop, discriminators, output circuits, power and lights of five parts. Part of the power regulator by resistance R, and the regulator vs c...
Practical three control delay self-extinguishing switch circuit schematics – Circuit Schematic
Practical three control delay self-extinguishing switch circuit schematics
Circuit The figure is sound, light, touch control delay self-extinguishing switch three electrical schematic diagram of the circuit from the power circuit, the...
Charging time relay circuit 2 – Circuit Schematic
Charging time relay circuit 2
Charging time relay circuit 2 It is a long delay circuit. When the capacitor C is 5000yF, the delay can be up to 1. 3h. By transistors VTi and regulator VS2, V...
Digital circuit touch delay circuit 3 – Circuit Schematic
Digital circuit touch delay circuit 3
CD4069 is a digital integrated circuit fabrication using boron to delay light touch, it also uses j -wire connection force method, it can directly replace ordi...
Delay circuit diagram CC4017 counter divider consisting – Circuit Schematic
Delay circuit diagram CC4017 counter divider consisting
CC4017 count/distributor consisting of a circuit diagram of the delay: ...
And broadening the delay circuit – Circuit Schematic
And broadening the delay circuit
By inverter Gl, delay and width morning circuit 02 (CD4069) and RC integrating circuit configuration shown. When not gate output high when OI, C capacitor thro...
Bedside lamp gates as delay circuit – Circuit Schematic
Bedside lamp gates as delay circuit
Bedside door fixture delay circuit has a simple structure, the advantages of affordable, the circuit with a hex inverter CD4069 composition. ...
Automatic cycle switch circuit 2 – Circuit Schematic
Automatic cycle switch circuit 2
Automatic cycle switch circuit 2 It uses 555 IC as the control element} A capacitive step-down circuit; bidirectional thyristor V control relays or loads on an...
555 Anti-night sleep control circuit diagram recorder – Circuit Schematic
555 Anti-night sleep control circuit diagram recorder
As shown, this circuit is mainly used in a timely reminder dozing who can supervise and the number of records on duty were asleep. Figure d detection circuit i...
Low power timer switch – Circuit Schematic
Low power timer switch
As shown, the timing circuit due to the installation of the electronic switch by the F1, F2 and VT1 composed of quiescent current can be reduced to 555 l ~ 2 A...
0-1 hours of power a circuit diagram of the timing of the AC power supply – Circuit Schematic
0-1 hours of power a circuit diagram of the timing of the AC power supply
As shown when the power supply is 0 to 1 hour, set the AC circuit diagram 555 constituted within one hour timer, J 212 IRC MR312C relay coil impedance, or curr...
Pull transistor relay delay circuit diagrams – Circuit Schematic
Pull transistor relay delay circuit diagrams
As shown relay delay pull transistor circuit. Just power, 16 F capacitor voltage is zero, two transistors are off, the relay does not operate. With 16 F capaci...
Touch delay switch circuit diagram CD4013 composed – Circuit Schematic
Touch delay switch circuit diagram CD4013 composed
As shown mainly by the touch-delay switch one pair of D flip-flop CD4013 composed, it can be used in some machines power switch, delay switch is also used as l...
Length 1 minute delay relay pull transistor circuit diagram – Circuit Schematic
Length 1 minute delay relay pull transistor circuit diagram
As shown is composed of a transistor relay delay pull circuit. Just power, 16 F capacitor voltage is zero, two transistors are off, the relay does not operate....
Sequential timing control circuit diagram – Circuit Schematic
Sequential timing control circuit diagram
As shown in the timing control circuit is a sequential circuit, the circuit can be carried out sequentially timed control of the two switches, control time can...
4 hours AC power timer circuit 555 BH4024 – Circuit Schematic
4 hours AC power timer circuit 555 BH4024
As shown in Figure 4 hours AC timing circuit. In this circuit, BH4024 is 7 serial binary counter/divider 555 time base circuit. AN is timed touch of a button. ...