Pulse input circuit

The utility model relates to an electricity control device especially relates to a pulse input circuit, include pressure converter and treater frequently, press 1 and 2 pins of frequency converter to pass through resistance R15 and R17 ground connection respectively, 4 pin ground connection, 3 pins are connected with single-pole double-throw S1's one end, and single-pole double-throw S1's the other end and pulse signal production circuit link to each other, and single-pole double-throw S1's output links to each other with the treater, and 3 pins of pressing the frequency converter pass through resistance R18 power connection, press 5 pins of frequency converter to pass through electric capacity C2 ground connection, and 5 pins connect through resistance R16 and press 8 pins of converter frequently, 8 pin power connections, press frequently that 6 pins of converter pass through electric capacity C21 ground connection, 7 pins of pressing converter frequently meet slide rheostat R13 through resistance R14, slide rheostat R13's one end ground connection, and other end power connection, the utility model discloses circuit structure is simple, can realize input analog signal and data signal in the circuit simultaneously