1.
Has internal memori and RAM (Plc)
2.   can measure distances by bounce (ultrasonic sensor)
3.   reverse voltage drop (diode)
4.   the direct voltage drop(diode)
5.   transmit the information stored using radio frequency .(rfid sensor)
6.   Has internal processor (plc)
7.   Use lader language in programation (plc)
8.    is a high gain electronic amplifier device coupled in direct current that has two
     inputs and one output
9. It is the most used by students
10. are electronic circuits designed to obtain Boolean results (compuertas logicas)
11. A passive infrared sensor is an electronic sensor that measures infrared (IR) light.
    (PIR sensor)
12. is a sensor that measures deformation, pressure, load, torque, position, etc., and is
    based on the piezoresistive effect, which is the property that certain materials have
    to change the nominal value of their resistance when subjected to certain and
    deformed in the direction of the mechanical axes. (galga extensiometrica)
13. Whenever your entry is at 0 (zero) or at LOW, your exit is at 1 or on HIGH ( not)
14. is a logical gate that produces a false output only if all its inputs are true (and)
15. is a semiconductor electronic device used to deliver an output signal in response to
    an input signal. Meets functions of amplifier, oscillator, switch or rectifier
    (transistor)
16. magnetically operated switch. The relay is activated or deactivated (depending on
    the connection) when the electromagnet is energized (relay)
17. Oppose the voltage step (resistor)
18. The voltage of the output can be varied (potenciometer)
19. Security systems, with cell phone alert (sim900)
20. Interrupts the electric current of a load(contactor)
21. Electronic device with two electrodes through which the current flows in only one
    direction(diodo)
22. uses a conductive ionic liquid as one of its plates. Typically with more capacity per
    unit volume than other types of capacitors, they are valuable in electric circuits with
    relatively high current and low frequency. This is especially the case in current
    feeder filters, where they are used to store the load, and moderate the output voltage
    and the current fluctuations in the rectified output (condensador electronico).
23. They base their operation on the use of a beam of light radiation to pass signals
    from one circuit to another without an electrical connection. Fundamentally this
    device is formed by a light emitting source, and a silicon photo sensor, which adapts
    to the spectral sensitivity of the light emitter. (Opto coplador)
24. is a machine that converts electrical energy into mechanical, causing a rotary
    movement, thanks to the action of a magnetic field (Motor dc)
25. it is a temperature sensor with a calibrated precision of 1 ° C. Its measuring range
    ranges from -55 ° C to 150 ° C.(lm35)
26. in which the magnetic field is produced by the flow of an electric current,
    disappearing as soon as said current ceases.The electromagnets generally consist of
    a large number of turns of wire, very close together creating the magnetic field
27. L293D is a typical Motor driver or Motor Driver IC which allows DC motor to
    drive on either direction. L293D is a 16-pin IC which can control a set of two DC
    motors simultaneously in any direction. It means that you can control two DC
    motor with a single L293D IC. Dual H-bridge Motor Driver integrated
    circuit (IC).
28. Ultrasonic sensor is a sensor that works on principle
    similar to radar orsonar. It generates high frequency
    sound and calculate the time interval between
    the sending of signal and the receiving of echo.
    Therefore,ultrasonic sensor can be used to measure
    distance.
29. A thermocouple is a sensor to measure the
    temperature. It consists of two different metals,
    joined at one end. When the union of the two metals
    is heated or cooled, a voltage is produced that is
    proportional to the temperature. Thermocouple alloys
    are commonly available as wire.
30. Breaker In electricity . Also called breaker. a device
    for interrupting an electric circuit to prevent excessive
    current, as that caused by a short circuit, from
    damaging the apparatus in the circuit or from causing
    a fire.
31. Rectifier. It is an electronic circuit used in the
    conversion of alternating current into direct current.
    conversion of alternating current into direct current.
    It's the name of the German Leo Graetz.
32. A diode is a specialized electronic component with
    two electrodes called the anode and the cathode.
    Most diodes are made with semiconductor materials
    such as silicon, germanium, or selenium.
33. Varistors are nonlinear two-element semiconductors
    that drop in resistance as voltage increases. Voltage
    dependent resistors are often used as surge
    suppressors for sensitive circuits.
34. A rotary encoder, also called a shaftencoder, is an
    electro-mechanical device that converts the angular
    position or motion of a shaft or axle to analog or
    digital output signals. There are two main types of
    rotary encoder: absolute and incremental.
35. A servo (servomechanism) is an electromagnetic
    device that converts electricity into precise controlled
    motion by use of negative feedback mechanisms.
36. HX711 is a precision 24-bit analog to-digital
    converter (ADC) designed for weigh scales and
    industrial control applications to interface directly with
    a bridge sensor.
37. a small safety part in
    an electrical deviceor piece of machinery that causes it
    tostop working if the electric current is too high, and
    tostop working if the electric current is too high, and
    so prevents fires or otherdangers.
38. A Peltier cooler, heater, or thermoelectric heat
    pump is a solid-state active heat pump which transfers
    heat from one side of the device to the other, with
    consumption of electrical energy, depending on the
    direction of the current. ... It can also be used as a
    temperature controller that either heats or cools.
39. The 555 timer IC is an integrated circuit (chip) used
    in a variety of timer, pulse generation, and oscillator
    applications. The 555 can be used to provide time
    delays, as an oscillator, and as a flip-flop element.
    Derivatives provide two (556) or four (558) timing
    circuits in one package.
40. The LM35 series are precision integrated-circuit
    temperature devices with an output voltage linearlyproportional
    to the Centigrade temperature. ... The
    low-output impedance, linear output, and precise inhe‐
    rent calibration of the LM35 device makes interfacing
    to readout or control circuitry especially easy.
41. An LDR is a component that has a (variable)
    resistance that changes with the light intensity that
    falls upon it. This allows them to be used in light
    sensing circuits.
42. RJ45 is a type of connector commonly used for
    Ethernet networking. ... The "RJ" in RJ45 stands for
    Ethernet networking. ... The "RJ" in RJ45 stands for
    "registered jack,
    " since it is a standardized networking
    interface. The "45" simply refers to the number of the
    interface standard. Each RJ45 connector has eight
    pins, which means an RJ45 cable contains eight
    separate wires.
43. swith magnetictermic Device consisting of an elec‐
    tromagnet (magnetic action) and a bimetallic sheet
    (thermal action) that is found in electrical installations
    in order to protect the circuits against the printing
    presses produced by overloads or short circuits.
44. A cable is a cord that is protected by some kind of coating and that allows to
    conduct electricity or different types of signals. The cables are usually made of
    aluminum or copper. (utp)
45. t is a structure designed to support loads of compression, tension and bending,
    inside which is one or several deformation sensors called Strain Gauges that detect
    the values of deformation. (celda de carga )
46. moisture sensor can measure a wide variety of liquid and solid media online (sensor
    de humedad)
47. they are devices that indicate the presence of some specific gas, in some cases they
    can be configured or, in case of having more precise sensors, they measure the gas
    concentration.
48. Most used devices to protect the motors against weak and prolonged overloads
    (reles termicos)