Proximity or Presence Sensing Reference Materials

Description: Ultrasonic sensors are devices that use sound waves with frequencies higher than the upper audible limit of human hearing to measure distances to nearby objects. These sensors work on the principle of ...

Description: TwoTronic utilizes LiDAR technology for vehicle return with a Digital Vehicle Scanner. ...

Description: Sensors are often expected to do it all - detect further, switch faster, measure more accurately, and perform reliably on an ever-wider range of materials. But there's a fundamental tradeoff built ...

Description: Selecting the right output function on a photoelectric sensor can be the difference between a smooth-running machine and unexpected downtime. In this blog, we're digging into one of the most ...

Description: Some projects require specialized or customized sensors to meet the challenging demands of very specific application concerns. Locon provides these solutions. But, sometimes you don’t need a ...

Description: Many manufacturers in the automotive industry and other automated facilities require non-contact presence detection to assist in safely and accurately changing tools in presses. To do so, these ...

Description: Inline quality control in battery production is a highly sought-after but also very demanding task in this complex process. This applies to various levels of battery manufacturing: electrode, cells, ...

Description: Electric vehicle (EV) battery traceability is crucial for ensuring quality, safety, and scalability in production. ...

Description: All aircraft need reliable, rugged proximity sensors to ensure that systems such as cargo loading, doors, flight controls, and landing gear, for example, work correctly and safely. Finding suitable ...

Description: Kaman’s Static Air Gap Tool (AGT) is a portable measurement device that helps reduce downtime by providing a fast, repeatable and reliable means of measuring one of the most critical aspects of ...

Description: Automated Storage and Retrieval Systems (AS/RS) have become the backbone of modern logistics, driving performance to new heights. At the heart of this transformation lie an array of sensors, each with ...

Description: Photoelectric sensors can not only be used to detect illuminance, radiation temperature measurement, gas composition analysis and other non-electrical quantities that can be directly caused by changes ...

Description: Liquid Detection with Short Wave Infrared" from Tri-Tronics discusses the DFS61 Short Wave Infrared Digital Fiber Optic Sensor, designed for detecting water-based fluids using fiber-optic light ...

Description: When multiple sensors are located closely together and operate at high frequencies, weak electrical devices such as computers, bus systems, and instrumentation can experience strong interference. ...

Description: Exploring how contrast is key when photoelectric sensing applications are being considered. ...

Description: Tablet and capsule counting technologies are widely used in many pharmaceutical applications, such as bottle filling in pharmaceutical packaging, clinical trials, etc. ...

Description: Quality inefficiencies caused by unstable manufacturing processes or packaging deficiencies in the supply chain drive up machine time, material, and labor costs. Automated quality control systems ...

Description: In the industrial automation space, safety is paramount. From workers to products, preventing accidents is a priority. To this end, a variety of safety technologies have been developed to ensure the ...

Description: Understanding Ultrasonics Ultrasonic Sensing/Control Basics Ultrasonic signals are like audible sound waves, except the frequencies are much higher. Our ultrasonic transducers have piezoelectric ...

Description: In the warehouse management, there are always various problems, so that the warehouse can not play the maximum value. Then, in order to improve the efficiency and save time in goods access, area ...

Description: Lanbao sensors have many series of special sensors, which are specially designed for the special requirements of mobile engineering equipment. ...

Description: LANBAO focuses on the launch of a series of detection sensors, these sensors have high detection accuracy, fast response speed, a wide range of application scenarios, and can help users solve many ...

Description: Proximity sensors detect the presence or absence of objects using electromagnetic fields, light and sound. There are many types, each suited to specific applications and environments. Here's a look at ...

Description: In addition to delivering 87% energy savings over pneumatic systems, the servo-driven ultrasonic welder also improved bond strength. ...

Description: Tesla told the FCC that it plans to market a new radar starting next month. The move raises even more concerns about potentially needed updates to its hardware suite to achieve the promised ...

Description: Learn about all the benefits LANBAO products have to offer! [-40?...85?] Wide operating temperature range. [IP68,IP69K] High ingress protection for the requirements of harsh environmental conditions. ...

Description: Granular packaging machine is a general term for packaging equipment used to package various granular products. There are many kinds of granular products, which can involve pharmaceutical, food, ...

Description: In recent years, with the continuous development of Sci. & Tech, traditional animal husbandry has also ushered in a new model. For example, various sensors are installed in the livestock farm to ...

Description: Ultraleap produces ultrasonic transducers that enable haptics without devices. Users can feel virtual objects in the air and interact with them through hand gestures. The hardware required for this is ...

Description: The photoelectric particle counting sensor is mainly used in the counting of small moving objects. Due to its high-speed, non-contact measurement, and low requirements for the falling position of the ...

Description: It is easy to cause serious consequences if you are trapped in the car with high temperature, especially in the hot summer. In the recent years, incidents of children being trapped in cars leading to ...

Description: When it comes to today's SUVs, cars, trucks, and minivans, electronic tech features are hugely important. These items are now an integral part of how you interact with your vehicle, as well as how ...

Description: In recent years, the concept of unmanned has been gradually applied to various industries in society, such as unmanned retail, unmanned drive, and unmanned factory; Related to logistics are unmanned ...

Description: Advanced Driver Assistance Systems (ADAS) should improve the world of car safety. Unfortunately, each brand has adopted a name for simple systems meant to protect the drivers on the road. What can ...

Description: Ultrasonic Height Meter is developed based on the reflection priciple.. While sending a pulse signal, the built-in timer of reciever is activated, and stopped when reciever pick up reflected signal. ...

Description: Recently, Xiaomi released its first annual flagship noise reduction earphone FlipBuds Pro. Pressure sensing touch technology (pressure sensing technology for short) is applied to TWS earphones for the ...

Description: German welding manufacturer Lorch Schweißtechnik is continuously setting new technological standards in the market. This is evident in the electric arc welding systems it manufactures for ...

Description: Implementing the Industrial Internet of Things via IO-Link The Industrial Internet of Things (IIoT) is integral to engineering and production applications today. IIoT connects sensors, actuators, ...

Description: As many manufacturers begin to reopen plants across the country as lockdown measures begin ease, ensuring the safety of workers is critical. From appropriate personal protective equipment to ...

Description: Capacitive sensors are proximity sensors, offering non-contact detection of a target. Capacitive sensing involves the electrical property of capacitance and the resulting feedback present in the ...

Description: Nexy simplifies the transition from previous generations of factory processes to more robust, reliable, efficient and highly flexible smart factory implementations. Its modular design easily ...

Description: DC Motor Speed Control Circuit using a Phototransistor Optical Interrupter Switch: These controls may be of the open loop type, where light just provides a no-contact, non-wearing circuit input from a ...

Description: Sensors that detect motion, position, rotation, and the presence of objects are essential in hundreds of applications, from aircraft to elevators, garage doors to vehicles, and in the equipment used ...

Description: Laser triangulation sensors project a red or blue laser beam onto the surface. The light reflected from the spot is imaged by an optical receiving system onto a position-sensitive element in the ...

Description: A proximity sensor is a sensor capable of detecting the presence of nearby metal objects without any physical contact. The proximity sensor generally functions by detecting changes in a local ...

Description: Sensors that measure the distance to an object have many application areas in the manufacturing industry and in quality control. The requirements for the measurement system differ substantially ...

Description: The principle of triangulation - the geometric measurement using three-point relationships - has been known for many centuries. In the 18th century, this land survey method established itself in ...

Description: This presentation introduces the concept of magnetic mapping and how it helps the reed sensor design. ...

Description: A table of activate distances, resulting from position and movement of the actuator magnet. ...

Description: This presentation explores the different technologies to find the right one for a given sensor application. ...

Description: Since their introduction several years ago, the Hall effect sensor has captured the imagination of design engineers. Generally, it was thought that if it's in solid state that it's a more reliable ...

Description: An overview of automotive sensors. ...

Description: The ability to monitor the status of almost anything in real time using new remotely addressable systems is exploding the need for sensors. These sensors can detect and monitor key variables in a ...

Description: Finally there is a reliable way to precisely detect the end limit positions of pistons and cylinders, particularly when that detection is critical to the operation and/or can result in a disaster if ...

Description: The volume of hot tubs or spas are being used more and more around the world for medicinal reasons and for shear joy. An essential part of a hot tub is its heating system. There are very high wattage ...

Description: How often has one forgot and left the keys in the ignition and/or left the main head lights on, only to later return to the car and find the battery dead or the vehicle not even there. The Reed ...

Description: Automakers are increasingly adopting LEDs as a preferred solution for internal indicator lights, running lights, tail lights, and other applications in which incandescent bulbs were previously used. ...

Description: There are a large number of applications requiring the detection of end limit position, where electric shock can be a real concern. Hospital beds, for example, need end position limits when adjusting ...

Description: To turn freight trains into connected modes of transport, they are equipped with sensors that collect data on their current position and the condition of wagons and their cargo, including parameters ...

Description: For many years surveyors' essential piece of equipment was and still is their measuring distance device. Most plots of land are precisely broken up into parcels of land in a very accurate manner, ...

Description: Many animal species are on the decline for a multitude of potential reasons. Tracking the animals is the best way to study their habits in their natural habitats. This approach has yielded the best ...

Description: Power door locks are now designed into 75% of all new cars, and 100% on all full feature models. The power door locks can be opened wirelessly or by placing in a code that is compared electronically ...

Description: Today's smartphones are incredible little machines - ones that would have been regarded as witchcraft several decades ago. But we've grown so used to our iPhones and Android handsets that take them ...

Description: Magnetic transducers are widely used in modern industry and electronics to sense the magnetic field strength to measure current, position, motion, direction, and other physical parameters. ...

Description: Magnetoresistance of the magnetic tunnel junction (MTJ) also known as tunneling magnetoresistance (TMR) is a result of the spin-dependent tunneling effect. ...

Description: The development of the market for tablets and smartphones has shown the power of novel, attractive industrial design to build strong market positions for OEMs. As the attention widens out to wearable ...

Description: This article discusses the benefits of using an advanced Optical Interrupter for Motor Control ...

Description: Locon Sensor Systems Inc. has an extensive selection of Contrinex inductive sensors that serve as the perfect choice for detecting metallic targets up to 65mm away. Letâ s take an in-depth look at our ...

Description: Industry continues to reap the benefits of solid-state magnetic field sensing. Every day new applications are found for solid-state magnetic field sensors due to their small size, low power. And ...

Description: The measurement of magnetic fields for their own sake is a relatively uncommon goal outside the laboratory. It is more typical (in industrial, consumer, and automotive applications, for example) to ...

Description: LEDs (Light Emitting Diodes), semiconductor light sources, have been introduced and developed for several decades. LEDs are applied in many devices as indicators and general illumination products such ...

Description: Capacitive proximity sensors are used for non-contact detection of metallic objects & nonmetallic objects (liquid, plastic, wooden materials and so on). Capacitive proximity sensors use the variation ...

Description: Inductive proximity sensors are used for non-contact detection of metallic objects. Their operating principle is based on a coil and oscillator that creates an electromagnetic field in the close ...

Description: Magnetic proximity sensors are actuated by the presence of a permanent magnet. Their operating principle is based on the use of reed con-tacts, whose thin plates are hermetically sealed in a glass ...

Description: These sensors use light sensitive elements to detect objects and are made up of an emitter (light source) and a receiver. Four types of photoelectric sensors are available. Direct Reflection ...

Description: Infrared (IR) technology addresses a broad variety of wireless applications, especially in the areas of sensing and remote control. Today's newest products such as cell phones, digital cameras, and ...

Description: In and around the gas tank and its filling lid is consider a highly explosive area. Anything that can possible cause a spark could potentially ignite the fuel. Use of an electromechanical sensor to ...

Description: Many households and businesses have now been going over to the use of programmable shutters/blinds/shades where their exact position can be programmed and later executed to that position with the use ...

Description: Card readers have come under increased use in hotels and a host of other card detection activities. With the dramatic increase in use, the quality and reliability have become big factors in shaping ...

Description: Power windows have been improving their performance over the years and now use Reed Sensors to control the motors as they reach their end limits. Also, if an object impedes the window's progress ...

Description: Some top loading clothes washers have the drum rotating perpendicular to the door and some have the drum rotating in the same plane as the top. In the former of the two rotating directions, opening ...

Description: Large truck containers and/or shipping, freight and cargo containers usually contain valuable equipment worth millions of dollars/euros. So they can attract interest of unsavory characters wanting ...

Description: Knob controls on stoves have now become a thing of the past. First seen on flameless ceran stoves, Reed Sensors are used to control the various power settings for each burner. The Reed Sensor ...

Description: The most costly items of an automobile are under the hood of the car. Thieves, once the hood of the car is open, can unfasten the engine, battery, etc. very quickly. Having a sensor that is tied into ...

Description: Convertible roof position whether open or closed require a magnetic proximity sensor to turn off the roof motor. The reed sensor can reliably sense both end positions and activate or deactivate the ...

Description: Normally reed sensors require a reed sensor and a magnet to carry out the sensing function. However, almost all emergency doors must be made of steel or a steel alloy. This steel interferes with the ...

Description: There are a large number of applications requiring the detection of end limit position, where electric shock can be a real concern. Hospital beds, for example, need end position limits when adjusting ...

Description: Often these measuring devices used a walking device having a wheel that translates circular motion into a linear distance. These devices used a mechanical means to establish the distance. These ...

Description: Appliances, particularly refrigerators and freezers, must have their doors closed at all times. If the door is left open for any length of time the compartments will warm up and the food contained ...

Description: When depressing the brake pedal, the auto's hydraulics engage and slow or stop the vehicle. In addition, two other functions can also occur, one of which is critical to the operation of the vehicle- ...

Description: When an automobile is completed at the factory, it is ready to be driven. However, the vehicle may sit in a completion lot for several days or weeks awaiting transportation. The vehicle is then ...

Description: For years manufactures of electric toothbrushes have used mechanical slide switches to turn on and off the power to the toothbrush. The mechanical slide switches are subject to very harsh environments ...

Description: More and more electronic control is being used in automobiles and trucks in "drive by wire" implementations. For improved functionality and ease of control, the transmission shifter arm movement in ...

Description: Most major food chains and retail stores process purchased items through their payment stations using electronic automatic barcode scanners. Most of these barcode scanners are equipped with a ...

Description: Finally there is a reliable way to precisely detect the end limit positions of pistons and cylinders, particularly when that detection is critical to the operation and/or can result in a disaster if ...

Description: In the past, disconnecting a telephone connection required the placement of the handset on the receiver. This placement activated a mechanical switch which created the electrical disconnect. The ...

Description: There are a multitude of applications that require the measurement of the volume of water. Water filters must measure the amount of water passing through them in order to know when to change the ...

Description: This document contains precautions for handling and packaging Reed Sensors. ...

Description: Engineers have several choices to sense the presence of objects or information: machine vision systems and photoelectric sensors have been common selections. Recently, manufacturers have enhanced UV ...