The following 5557 products have been found matching your search "Acoustic":

Item/s (5557)

Categories | Others (10)

Found in manufacturer pages: 1

FHF Funke+Huster - Optical and acoustic signal and information providers are useful additions in many industrial manufacturing processes and are therefore part of the classic range of eibabo® shops from eibmarkt®. They indicate certain states, warn of dangers or ensure safety and attention while automatic processes take place. The company FHF Funke und Huster Fernsig operates in the field of telecommunications and signaling technology and offers a wide range of optical and acoustic signaling devices, communication and signaling devices, tools and accessories. Particular attention is paid to quality and function, even under extreme conditions. The devices must work reliably in damp or dusty environments, but also when they come into contact with splashed water or if there is a risk of fire or explosion. The eibabo® technology store supplies the company's signal horns, flashing lights, construction site telephones, buzzers, small horns, sounders, alarm clocks, sirens and obstruction lights to customers in a wide variety of industries worldwide. These include the oil, coal and gas industry as well as the chemical industry, mining, the pharmaceutical industry and civil engineering. FHF Funke und Huster Fernsig is based in Mülheim an der Ruhr and belongs to the automation technology division of the Roechling Group, which in turn is mainly active in the field of plastics processing. But long before that, in 1897, Otto Huster and Dietrich Funke founded the Funke and Huster Electricity Company, which was dedicated to the manufacture of electrical apparatus and systems. At the same time, since 1928, the Fernsig - Fernsprech-Signalbaugesellschaft Schüler & Vershoven - existed in Essen. Both companies were taken over by the Roechling Group in the late 1970s and early 1980s and have operated together as FHF Funke and Huster Fernsig since the turn of the millennium.

Found in shop categories: 9

Explosion-proof signalling horn - Alarm horns as audible signaling devices are devices that are used to generate acoustic signals. Depending on the construction, alarm horns are powered with electric energy or compressed air. In the fire-protection technology, in fire extinguishing systems with gaseous extinguishing agents, alarm horns are used to announce a finished or imminent flooding of the protection area. You can also use alarm horns, for example, in process control to signal that certain thresholds have been exceeded. In electrically operated signal horns or sounders, a steel diaphragm is responsible for sound radiation. Together with an iron block, which closes the magnetic circuit, the membrane also forms the mechanical resonator. The fundamental frequency of the horn is determined by the mass of the iron block and the restoring force of the membrane used. Often, an additional horn is mounted for effective sound emission. The shape and material of the steel membrane determine, in addition to the internal cushioning and the spring characteristics of the system, the range of harmonics and the sound character of the horn. In contrast to electrically operated alarm horns, pressure horns operate acc. to the principle of a cushion whistle or the principle of a valve periodically closed by the flow. Some of the compressed air-operated alarm horns have a diaphragm which detects the flow and closes the valve.Catalogue content:In this eibabo® catalogue Optical and acoustic signalling equipment > Explosion proof signal horn you will find items from the following product groups:Item overview:Ex signal hornExplosion proof signal hornExplosion-proof signal hornExplosion-proof signaling deviceSignaling devicefrom the following manufacturers:Manufacturer overview catalogue Explosion-proof signalling horn:Stahl
Fire detector - Your building and the people and objects in it are certainly important to you. Protect your valuables by using fire alarms. Find out here how fire detectors differ and what you should consider when buying one. Fire detectors play an important role in the area of alarm systems. These are an indispensable part of security in private and public buildings. In some cases, the building must be equipped with fire alarms.What are fire alarms?Fire alarms are technical devices or systems that draw your attention to an emergency. This alarm allows you to take action to extinguish a fire and protect people and assets. The devices can be found in the private environment, as well as in commercial units, office buildings, industrial plants and public facilities. Each fire detector detects a hazard in different ways. Irrespective of this, in the event of a fire:acoustic signals are triggered to draw the attention of people in the buildingRemote signals are sent to alert the fire brigade directly or via a central station A complete fire alarm system usually consists not only of the detectors, but also of a fire alarm control panel. This can be set up to trigger various actions automatically. These include, for example:the automatic information of the fire brigadethe activation of extinguishing systems for active firefightingswitching on ventilation systems or extraction systemsopening escape routes In this eibabo® catalogue, the focus is on the detector devices that should be installed at central points in a building to detect hazards.What are the differences between the fire detectors?The various fire detectors are, so to speak, the 'sensory organs' of a fire alarm system. We differentiate between automatic fire detectors and non-automatic fire detectors. Automatic fire detectors detect a fire based on physical properties. Non-automatic fire detectors must be operated manually. The nature of the danger can also be very different. With the automatic fire detectors, you have the choice between simple or technically sophisticated fire gas detectors or smoke gas detectors, heat detectors, smoke detectors, flame detectors, multiple sensor detectors and various special detectors. Manual fire alarms with broken glass windows are non-automatic fire alarms.Fire gas detectors and smoke gas detectorsThe carbon monoxide detector is one of the fire gas detectors. Carbon monoxide is a toxic, colorless, odorless gas produced by combustion. Carbon monoxide detectors or CO fire detectors measure the carbon monoxide content in the air using an electrochemical cell.NoticeThus, a carbon monoxide detector is not only a fire detector. It also warns you if a combustion appliance (such as the heater) in your home has broken down and is emitting dangerous carbon monoxide.However, these devices do not detect smoke or other products of combustion. Other gas detectors immediately detect hazardous fire gases such as hydrogen sulfide, hydrogen fluoride, hydrogen chloride and chlorine gas. Flue gases are sulfur dioxide, nitrogen, carbon dioxide or nitrogen oxide.smoke detectorThere are three different types of smoke detectors, each with a different operating principle. In ionization smoke detectors there is a chamber with two electrically charged plates. In between a small amount of radioactive material. The air between the plates ionizes and current can flow. If smoke enters the chamber, it interrupts the flow of ions and the current flow is reduced. The result is that the alarm is triggered. Ionization smoke detectors work well in flaming fires.The light scattering smoke detectors work according to the Tyndall effect. This means that in a dark chamber there is a light source and a light sensor. Light source and light sensor are separated from each other in such a way that the light does not hit the sensor. Smoke in the chamber causes the light to scatter, which then hits the sensor. The alarm is triggered. These detectors are particularly suitable for smoldering fires.On the other hand, the smoke detector works with the principle of blackout. Light hits a sensor. The sensor measures the amount of light received. If there are fluctuations in the measured values, smoke is assumed and the alarm is triggered. Larger areas can be monitored with this type of detector because the light source and sensor can be positioned further apart.heat detectorHeat detectors or thermal detectors register the rise in temperature caused by a fire. Some heat detectors trigger automatically when a preset ambient temperature is reached. Other models monitor the rate of temperature rise and trigger if the temperature rises faster than the preset value over a period of time. In this case, an alarm is also triggered if the set trigger temperature has not yet been reached. Intelligent heat detectors give an alarm when the ambient temperature around the detector rises above a variable, relative value depending on other parameters.flame detectorFlame detectors are typically used in open areas or outdoors. However, these devices are also used indoors. Their sensors determine the energy emissions of a fire in the ultraviolet and infrared range. Flame detectors do not analyze combustion products such as heat and smoke.Multi-sensor detectorMulti-sensor detectors use a combination of multiple sensor types. These sense smoke, heat, or carbon monoxide to detect signs of a fire. A complex algorithm in the detector circuit uses the measured values to decide when an alarm is to be triggered. When integrated into a fire alarm system, the detector outputs a value based on the combined readings of all integrated sensors. These devices are sensitive to a variety of fires.Image: Hekatron ORS 210 optical smoke detectormanual call pointA manual detector or glass break detector is a device that allows anyone to trigger an alarm. To do this, a fragile element (usually a transparent pane) must be broken. The alarm can be triggered via a button behind it.How can fire alarm systems be structured?The function of fire alarm systems goes far beyond the mere alarming by individual detectors. You can implement these individually depending on your budget and architecture. A complete and reliable threat detection is important.In conventional systems, detectors / sensors / detectors are wired to the main control unit using classic cable connections. The detectors are divided into areas in order to be able to locate the danger point quickly. This makes the work of the fire brigade easier and is relevant for general building management. The current status of each area can be seen on the control center using a lamp or text display. The more differentiated the division of the areas, the more precisely the alarm trigger can be localized.Fire detectors with BUS technology are integrated into a KNX building automation system. The principle for detecting a hazard is similar to that of a conventional system. The connection is established via a BUS data line with the network control. In a KNX environment, each detector is given a fixed address. You can determine exactly which detector triggered the alarm via the control panel.Wireless systems are interesting alternatives to implement conventional or KNX-based fire alarm systems. Signals are transmitted between the sensors and the control center over secure, license-free frequencies. With a wireless system you are very flexible and can make extensions and changes without having to change anything in the fixed installation.Which fire alarm should I buy?You have now become acquainted with numerous fire detectors and alarm systems. Please assess the risk of a fire individually and also the dangers that such an emergency situation means for you and your building. TIP:Rely on a healthy mix of different fire detectors. In order to be able to detect the widest possible spectrum of different fires, we recommend a combination of different fire detectors. You cannot know beforehand whether the worst case scenario is fire and flames, a smoldering fire with heavy smoke development or a defective solid fuel appliance. Not every fire detector detects every type of fire. A multi-sensor detector offers many possible uses. The division into individual devices has the advantage that there is still a certain level of protection even if a single device fails.  Catalogue content:In this eibabo® catalogue Alarm installations, emergency call and signalling > Fire detector you will find items from the following product groups:Item overview:Building protectionCombination fire detectorCombined detectorDetector replacementDifferential switchFire detectorFire protectionFire technologyHeat alarmHeat detectionHome smoke detectorHousehold smoke detectorIndoor sirenLimit value techniqueLithium batteryMulti-sensor smoke detectorPower amplifierRadio detectorRadio fire protectionRelay outputRemote inspectionRemote readingSecurity technologySmoke alarm requirementSmoke detectionSystem dual detectorTemperature detectorWire meshfrom the following manufacturers:Manufacturer overview catalogue Fire detector:ABBBusch JaegerEiEltakoESYLUXGezeGiraHagerHekatronIndexaJungNovar EsserRademacherSiemensSomfyWindowMaster
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MDT - SCN-TS1UP.01 - KNX room temperature sensor, 1-gang, pure white matt SCN-TS1UP.01
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Theben - Meteodata #1409204 - KNX weather station with GPS and astro function, wind, rain, temperature, 3x Helligkei, 140 S 24V...
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Hager - TXE531 - Weather station KNX easy with GPS - KNX Physical sensor for bus system TXE531
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MDT - SCN-PTST3.01 - KNX temperature sensor standard SCN-PTST3.01
1,320.61₹ excl. VAT

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ABB - WZ/S1.3.1.2 - KNX weather station for weather sensor WES/A WZ/S1.3.1.2
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