QTY. PART NAME VALUE INSTANCES ------------------------------------------------------- 1 Transistor BC547 Q1 2 Diode 1N4148 D1;D2 1 Relay 5V coil, 5A RL1 1 Xristal 4Mhz X1 2 LED 5 mm LD1;LD2 2 Capacitor 22p C1;C2 1 Volt. regulator 78L05 IC1 1 Microcontroller PIC16F873 IC2 1 Temp. sensor DS1820 IC3 2 Resistor 1k R1;R2 1 Resistor 68k R3 1 Resistor 22k R4 1 Resistor 4k7 R5 2 Resistor 270 R6;R7