Abrégé

Disclosed is a method for coding communication conductors of a linear sensor belonging to a system, characterized in that the method comprises the following steps: - coding at least two information signals simultaneously as follows: at least one information signal being coded by the exchange (8) by increasing voltage T on the first communication conductor, at least one information signal being coded by the exchange (8) by decreasing voltage T on the second communication conductor, - the exchange reading a voltage by measuring the voltage difference between the two communication conductors.

Classes IPC  ?

• G01M 3/16 - Examen de l'étanchéité des structures ou ouvrages vis-à-vis d'un fluide par utilisation d'un fluide ou en faisant le vide par détection de la présence du fluide à l'emplacement de la fuite en utilisant des moyens de détection électrique
• H04B 3/00 - Systèmes à ligne de transmission

Abrégé

The invention relates to a method for self-discovery of an array of linear sensors, characterised in that each linear sensor and/or accessory is characterised by a unique identifier, and in that the method comprises at least the following steps: - for each sensor/accessory: ? identifying at least one upstream and/or downstream sensor/accessory, ? sending at least one local request to the identified sensor/accessory, ? sending a general request from the control unit to the plurality of sensors/accessories in the array, ? receiving at least one response to the at least one local request consisting of the unique identifier of the identified sensor/accessory, ? sending at least one response to the general request comprising the unique identifier of the identified sensor/accessory and the unique identifier of said sensor/accessory, and ? processing the at least one response to the general request received by the control unit making it possible to reconstitute the logical topology of the array according to the unique identifiers received.

Classes IPC  ?

• G01D 21/00 - Mesures ou tests non prévus ailleurs
• H04L 41/0853 - Récupération de la configuration du réseau; Suivi de l’historique de configuration du réseau en recueillant activement des informations de configuration ou en sauvegardant les informations de configuration
• H04L 41/12 - Découverte ou gestion des topologies de réseau
• H04L 12/403 - Réseaux à ligne bus avec commande centralisée, p.ex. interrogation

Abrégé

Disclosed is a system for detecting leaks of liquid, comprising a central management unit (8) and a plurality of linear sensors (500), each of said linear sensors (500) comprising at least one communication element comprising at least one electronic communication module (410) and at least one linear conductor that are connected together to form a communication bus, characterized in that the plurality of linear sensors is arranged so that the communicating elements of said plurality of linear sensors form a first linear interrogation bus having two ends, said first linear interrogation bus being connected to the central management unit by at least one of its ends (51, 52), and in that the central management unit interrogates the plurality of linear sensors by transmitting interrogation signals (E1, E2) and receiving response signals (R1, R2) via the two ends of said first linear interrogation bus.

Classes IPC  ?

• G01M 3/16 - Examen de l'étanchéité des structures ou ouvrages vis-à-vis d'un fluide par utilisation d'un fluide ou en faisant le vide par détection de la présence du fluide à l'emplacement de la fuite en utilisant des moyens de détection électrique

Abrégé

The invention relates to a method for self-discovery of an array of linear sensors, characterised in that each linear sensor and/or accessory is characterised by a unique identifier, and in that the method comprises at least the following steps: - for each sensor/accessory: • identifying at least one upstream and/or downstream sensor/accessory, • sending at least one local request to the identified sensor/accessory, • sending a general request from the control unit to the plurality of sensors/accessories in the array, • receiving at least one response to the at least one local request consisting of the unique identifier of the identified sensor/accessory, • sending at least one response to the general request comprising the unique identifier of the identified sensor/accessory and the unique identifier of said sensor/accessory, and • processing the at least one response to the general request received by the control unit making it possible to reconstitute the logical topology of the array according to the unique identifiers received.

Classes IPC  ?

• H04L 12/403 - Réseaux à ligne bus avec commande centralisée, p.ex. interrogation
• G01D 21/00 - Mesures ou tests non prévus ailleurs
• H04L 41/0853 - Récupération de la configuration du réseau; Suivi de l’historique de configuration du réseau en recueillant activement des informations de configuration ou en sauvegardant les informations de configuration
• H04L 41/12 - Découverte ou gestion des topologies de réseau

Abrégé

A detecting element is provided for detecting leaks of an electrically nonconductive liquid, in particular of hydrocarbons, as well as a detection cable and a detection system using such a detecting element. The detecting element includes a detection member made of a material which inflates upon contact with the liquid and which is loaded with electrically conductive particles, to be conductive when not contaminated by the liquid, and to lose the conductivity when inflating from contact with the liquid. The detection member is electrically connected to an electronic management module, which is arranged for detecting the presence of the liquid by noticing a decrease in the conductivity of the detection member. In a preferred embodiment, the detection cable includes four insulated conductive wires, one of which is embedded in the detection member which is itself protected by an inflatable casing, which is also insulating and water-proof.

Classes IPC  ?

• G01M 3/08 - Examen de l'étanchéité des structures ou ouvrages vis-à-vis d'un fluide par utilisation d'un fluide ou en faisant le vide par détection de la présence du fluide à l'emplacement de la fuite par observation de bulles dans un bassin empli de liquide pour soupapes
• G01M 3/04 - Examen de l'étanchéité des structures ou ouvrages vis-à-vis d'un fluide par utilisation d'un fluide ou en faisant le vide par détection de la présence du fluide à l'emplacement de la fuite
• G01M 3/16 - Examen de l'étanchéité des structures ou ouvrages vis-à-vis d'un fluide par utilisation d'un fluide ou en faisant le vide par détection de la présence du fluide à l'emplacement de la fuite en utilisant des moyens de détection électrique
• G01M 3/18 - Examen de l'étanchéité des structures ou ouvrages vis-à-vis d'un fluide par utilisation d'un fluide ou en faisant le vide par détection de la présence du fluide à l'emplacement de la fuite en utilisant des moyens de détection électrique pour soupapes

Abrégé

A communication module is provided for a sensor, for use in a detection device, including a plurality of sensors, having at least one upstream receiver for receiving an interrogation signal from upstream of the sensor and transporting it to the sensor, and receiving from the sensor a response signal and transporting it upstream of the sensor; —at least one downstream transporter for transporting an interrogation signal downstream of the sensor; —at least one sensor short-circuit, displaceable between an open position wherein the upstream receiver is linked to the sensor, and a closed position in which the upstream receiver is disconnected from the sensor and connected to the downstream transporter; and —at least one controller, for controlling the sensor short-circuit and arranged to maintain the sensor short-circuit: —in the open position until the emission of the response signal, and —in the closed position after the emission.

Classes IPC  ?

• H02J 5/00 - Circuits pour le transfert d'énergie électrique entre réseaux à courant alternatif et réseaux à courant continu
• H01L 41/113 - Eléments piézo-électriques ou électrostrictifs à entrée mécanique et sortie électrique
• H04Q 9/00 - Dispositions dans les systèmes de commande à distance ou de télémétrie pour appeler sélectivement une sous-station à partir d'une station principale, sous-station dans laquelle un appareil recherché est choisi pour appliquer un signal de commande ou
• E03B 7/07 - Disposition des appareils, p.ex. filtres, commandes du débit, dispositifs de mesure, siphons, valves, dans les réseaux de canalisations
• F17D 5/06 - Prévention, interception ou localisation des pertes utilisant des moyens électriques ou acoustiques
• G01M 3/16 - Examen de l'étanchéité des structures ou ouvrages vis-à-vis d'un fluide par utilisation d'un fluide ou en faisant le vide par détection de la présence du fluide à l'emplacement de la fuite en utilisant des moyens de détection électrique

Abrégé

The invention relates to a detecting element (200) used for detecting leaks of electrically nonconductive liquid, in particular of hydrocarbons, as well as a detection cable (500) and a detection system (590-790) using such a detecting element. The detecting element (200) includes a detection member (114) made of a material, such as silicone, which inflates upon contact with said liquid and which is loaded with electrically conductive particles, such as to be conductive when not contaminated by said liquid, and such as to lose the conductivity thereof when inflating from contact with said liquid. Said detection member (114) is electrically connected to an electronic management module (210), which is arranged for detecting the presence of said liquid by noticing a decrease in the conductivity of said detection member, typically by means of an ohmic measurement. In a preferred embodiment, the detection cable includes four insulated conductive wires, one of which is embedded in the detection member (114) which is itself protected by an inflatable casing (116), which is also insulating and water-proof. Said four conductive wires (106, 110, 424, 424) are twisted around a fifth insulated conductive wire, the whole being surrounded by a perforated extruded sheath (116).

Classes IPC  ?

• G01M 3/04 - Examen de l'étanchéité des structures ou ouvrages vis-à-vis d'un fluide par utilisation d'un fluide ou en faisant le vide par détection de la présence du fluide à l'emplacement de la fuite
• G01M 3/16 - Examen de l'étanchéité des structures ou ouvrages vis-à-vis d'un fluide par utilisation d'un fluide ou en faisant le vide par détection de la présence du fluide à l'emplacement de la fuite en utilisant des moyens de détection électrique
• G01M 3/18 - Examen de l'étanchéité des structures ou ouvrages vis-à-vis d'un fluide par utilisation d'un fluide ou en faisant le vide par détection de la présence du fluide à l'emplacement de la fuite en utilisant des moyens de détection électrique pour soupapes

Abrégé

The invention relates to a detecting element (200) used for detecting leaks of electrically nonconductive liquid, in particular of hydrocarbons, as well as a detection cable (500) and a detection system (590-790) using such a detecting element. The detecting element (200) includes a detection member (114) made of a material, such as silicone, which inflates upon contact with said liquid and which is loaded with electrically conductive particles, such as to be conductive when not contaminated by said liquid, and such as to lose the conductivity thereof when inflating from contact with said liquid. Said detection member (114) is electrically connected to an electronic management module (210), which is arranged for detecting the presence of said liquid by noticing a decrease in the conductivity of said detection member, typically by means of an ohmic measurement. In a preferred embodiment, the detection cable includes four insulated conductive wires, one of which is embedded in the detection member (114) which is itself protected by an inflatable casing (116), which is also insulating and water-proof. Said four conductive wires (106, 110, 424, 424) are twisted around a fifth insulated conductive wire, the whole being surrounded by a perforated extruded sheath (116).

Classes IPC  ?

• G01M 3/04 - Examen de l'étanchéité des structures ou ouvrages vis-à-vis d'un fluide par utilisation d'un fluide ou en faisant le vide par détection de la présence du fluide à l'emplacement de la fuite
• G01M 3/16 - Examen de l'étanchéité des structures ou ouvrages vis-à-vis d'un fluide par utilisation d'un fluide ou en faisant le vide par détection de la présence du fluide à l'emplacement de la fuite en utilisant des moyens de détection électrique
• G01M 3/18 - Examen de l'étanchéité des structures ou ouvrages vis-à-vis d'un fluide par utilisation d'un fluide ou en faisant le vide par détection de la présence du fluide à l'emplacement de la fuite en utilisant des moyens de détection électrique pour soupapes

Produits et services

Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signaling, checking (supervision), life-saving and teaching apparatus and instruments; data processing equipment, computers; detectors; electric wires; electric relays; diagnostic apparatus not for medical use; memory cards or integrated circuit cards.

Produits et services

Scientific, measuring, signaling and supervising apparatus and instruments, namely, apparatus and instruments for measuring, signaling of, detecting, locating and checking leaks of gases, fluids and liquids in the nature of water, acids, hydrocarbons and solvents; data processing equipment; [ computers; ] gas, fluid and liquid leak detectors; electric wires; electric relays; diagnostic apparatus not for medical use, namely, scientific gas, fluid and liquid leak detectors [ ; memory cards; blank integrated circuit cards ]

Abrégé

The invention relates to a communication module (100) for a sensor, designed to be used in a detection device, in particular for leakage detection, comprising a plurality of sensors, characterized in that it comprises: - at least one means (102, 104), termed upstream, for receiving an interrogation signal from upstream of said sensor and transporting it to the sensor, and receiving from said sensor a response signal and transporting it to upstream of the sensor; - at least one means (106), termed downstream, for transporting an interrogation signal to downstream of said sensor; - at least one means (110), termed sensor short-circuit, displaceable between an open position in which the upstream means (102) is linked to the sensor, and a closed position in which the upstream means (102) is disconnected from the sensor and connected to the downstream means (106); and - at least one means (112), termed control means, for controlling said short-circuit means (110) and arranged so as to maintain said short-circuit means (110): - in the open position until the emission of the response signal, and - in the closed position after said emission. It also relates to a sensor comprising such a module, a communication circuit comprising such modules, a detection device comprising such sensors and a method of communication used in such a device.

Classes IPC  ?

• G01M 3/16 - Examen de l'étanchéité des structures ou ouvrages vis-à-vis d'un fluide par utilisation d'un fluide ou en faisant le vide par détection de la présence du fluide à l'emplacement de la fuite en utilisant des moyens de détection électrique
• F17D 5/06 - Prévention, interception ou localisation des pertes utilisant des moyens électriques ou acoustiques
• G01D 21/00 - Mesures ou tests non prévus ailleurs
• H04Q 9/00 - Dispositions dans les systèmes de commande à distance ou de télémétrie pour appeler sélectivement une sous-station à partir d'une station principale, sous-station dans laquelle un appareil recherché est choisi pour appliquer un signal de commande ou

Abrégé

The invention relates to a communication module (100) for a sensor, designed to be used in a detection device, in particular for leakage detection, comprising a plurality of sensors, characterized in that it comprises: - at least one means (102, 104), termed upstream, for receiving an interrogation signal from upstream of said sensor and transporting it to the sensor, and receiving from said sensor a response signal and transporting it to upstream of the sensor; - at least one means (106), termed downstream, for transporting an interrogation signal to downstream of said sensor; - at least one means (110), termed sensor short-circuit, displaceable between an open position in which the upstream means (102) is linked to the sensor, and a closed position in which the upstream means (102) is disconnected from the sensor and connected to the downstream means (106); and - at least one means (112), termed control means, for controlling said short-circuit means (110) and arranged so as to maintain said short-circuit means (110): - in the open position until the emission of the response signal, and - in the closed position after said emission. It also relates to a sensor comprising such a module, a communication circuit comprising such modules, a detection device comprising such sensors and a method of communication used in such a device.

Classes IPC  ?

• G01M 3/16 - Examen de l'étanchéité des structures ou ouvrages vis-à-vis d'un fluide par utilisation d'un fluide ou en faisant le vide par détection de la présence du fluide à l'emplacement de la fuite en utilisant des moyens de détection électrique
• F17D 5/06 - Prévention, interception ou localisation des pertes utilisant des moyens électriques ou acoustiques
• G01D 21/00 - Mesures ou tests non prévus ailleurs
• H04Q 9/00 - Dispositions dans les systèmes de commande à distance ou de télémétrie pour appeler sélectivement une sous-station à partir d'une station principale, sous-station dans laquelle un appareil recherché est choisi pour appliquer un signal de commande ou

Produits et services

Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signaling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; electric wires; identification threads for electric wires; identification sheaths for electric wires; telephone wires; electric cables; fiber-optic cables; coaxial cables; sheaths for electric cables; electronic detector cables; electric detection circuits; electric conductors; terminals (electricity); electric contacts; ducts [electricity]; electricity conduits; material for electricity mains; electric couplings; connections for electric lines; electric relays; electric couplings; electric accumulators; electric batteries; electric resistances; commutators (switches); connectors; connectors; electric converters; transformers [electricity]; detectors; wires of metal alloys (fuses); breakers; circuit breakers; branch boxes (electricity); branch boxes (electricity); junction boxes (electricity); connection boxes (electricity); junction boxes (electricity); control panels (electricity); switchboards; distribution boxes (electricity); distributing boards (electricity); electronic notice boards; testing apparatus not for medical purposes; diagnostic apparatus, not for medical purposes; electric measuring apparatus; electric monitoring apparatus; distance recording apparatus; alarms (instruments); transmitters of electronic signals; transmitting sets (telecommunication); transmitters (telecommunication); electric regulating apparatus; flashing lights (luminous signals); apparatus and instruments for measuring, signaling, detection, tracking and control of leaks of gas, fluids and liquids, particularly water, acids, hydrocarbons and solvents; digital systems for measuring, signaling, detection, tracking and control of leaks of gas, fluids and liquids, particularly water, acids, hydrocarbons and solvents; apparatus for recording, transmission or reproduction of sound or images; magnetic or digital recording media; calculating machines; data processing equipment; integrated circuit cards [smart cards]; printed circuit boards; printed circuits; chips (integrated circuits); micro-controller (integrated circuit); microprocessors; processors (central processing units); interfaces (computing); monitors (computer hardware); readers (data processing equipment); notebook computers; software (recorded programs); computer programs (downloadable software); software for operating detection systems; software for measuring, signaling, detection, tracking and control of leaks of gas, fluids and liquids, particularly water, acids, hydrocarbons and solvents; downloadable electronic publications; water level indicators; electric loss indicators; voltage surge protectors; protection devices for personal use against accidents; fire-extinguishing apparatus.

Produits et services

Electric wires; identification threads for electric wires; identification sheaths for electric wires; telephone wires; electric cables; fiber-optic cables; coaxial cables; sheaths for electric cables; electronic detector cables; electric detection circuits; electric conductors; electrical terminators; electric contacts; electrical ducts; electricity conduits; electric couplings; connections for electric lines; electric relays; electric couplings; electric accumulators; electric batteries; electric resistances; commutators in the nature of switches; electrical connectors; cable connectors; electric converters; transformers for electricity; gas, fluid and liquid leak detectors; wires of metal alloys in the nature of fuses; circuit breakers; branch boxes for electricity; junction boxes for electricity; connection boxes for electricity; control panels for electricity; switchboards; distribution boxes for electricity; distributing boards for electricity; electronic notice boards; testing apparatus not for medical purposes, namely, detectors to test for leaks of gas, fluids and liquids; distance recording apparatus; alarms in the nature of instruments for the detection of leaks of gas, fluids and liquids; transmitters of electronic signals; transmitting sets for telecommunication, namely transmitters and receivers; transmitters for telecommunication; apparatus and instruments for measuring, signaling, detection, tracking and control of leaks of gas, fluids and liquids, particularly water, acids, hydrocarbons and solvents; digital systems, namely, systems comprised of computers and computer software for measuring, signaling, detection, tracking and control of leaks of gas, fluids and liquids, particularly water, acids, hydrocarbons and solvents; apparatus for recording, transmission or reproduction of sound or images; calculating machines; data processing equipment; integrated circuit cards in the nature of blank smart cards; printed circuit boards; printed circuits; integrated circuit chips; integrated circuit micro-controllers; microprocessors; central processing unit processors; computer interfaces; computer monitors; data processing equipment in the nature of readers; notebook computers; software, namely, recorded programs for measuring, signaling, detecting, locating and checking leaks of gases, fluids and liquids, in particular water, acids, hydrocarbons and solvents; computer programs, namely, downloadable software for measuring, signaling, detecting, locating and checking leaks of gases, fluids and liquids, in particular water, acids, hydrocarbons and solvents; software for operating detection systems; software for measuring, signaling, detection, tracking and control of leaks of gas, fluids and liquids, particularly water, acids, hydrocarbons and solvents; downloadable electronic publications, namely, magazines and books on the subject of leaks of gases, fluids and liquids; water level indicators; electric loss indicators; voltage surge protectors; fire-extinguishing apparatus

Produits et services

Scientific, signalling and checking (supervision) apparatus and instruments, electric cables; Optical fibers; Electronic detector cables; Electronic detection circuits; Contacts, electric; Material for electricity mains; Detectors; Electronic display boards; Testing apparatus not for medical purposes; Diagnostic apparatus, not for medical purposes; Measuring devices, electric; Monitoring apparatus, electric; Alarms; Transmitters of electronic signals; Transmitting sets (telecommunication); Regulating apparatus, electric; Apparatus and instruments for measuring, signalling, detecting, locating and checking leaks of gases, fluids and liquids, in particular water, acids, hydrocarbons and solvents; Digital systems for for measuring, signalling, detecting, locating and checking leaks of gases, fluids and liquids, in particular water, acids, hydrocarbons and solvents; Computer software for operating detection systems; Computer software for measuring, signalling, detecting, locating and checking leaks of gases, fluids and liquids, in particular water, acids, hydrocarbons and solvents. Installation, maintenance and repair of technical hardware for measuring, signalling, detecting, locating and checking leaks of gases, fluids and liquids, in particular water, acids, hydrocarbons and solvents. Design, development, installation, rental, maintenance and updating of computer software for measuring, signalling, detecting, locating and checking leaks of gases, fluids and liquids, in particular water, acids, hydrocarbons and solvents; Engineering in the field of measuring, signalling, detecting, locating and checking leaks of gases, fluids and liquids, in particular water, acids, hydrocarbons and solvents. Security services for the protection of property, buildings and pipelines preventing leaks of gases, fluids and liquids, in particular water, acids, hydrocarbons and solvents; Rental of alarms for leaks of gases, fluids and liquids, in particular water, acids, hydrocarbons and solvents.

Produits et services

Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; Apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; Electric wires; Identification threads for electric wires; Identification sheaths for electric wires; Telephone wires; Electric cables; Fibre-optic cables; Coaxial cables; Sheaths for electric cables; Electronic detector cables; Electronic detection circuits; Electrical conductors; Terminals (electricity); Contacts, electric; Electrical wire; Electricity conduits; Material for electricity mains; Electric connections; Connections for electric lines; Electric relays; Couplings, electric; Electric accumulators; Batteries, electric; Electric resistances; Switches; Connectors; Connectors [electricity]; Converters, electric; Electric transformers; Detectors; Fuse wire; Circuit breakers; Circuit breakers; Branch boxes (electricity); Branch boxes (electricity); Switchboxes (electricity); Junction boxes (electricity); Junction boxes (electricity); Control panels (electricity); Switchboards; Power distributing boxes; Distribution boards (electricity); Electronic notice boards; Testing apparatus not for medical purposes; Diagnostic apparatus not for medical purposes; Electric measuring devices; Electric monitoring apparatus; Distance recording apparatus; Alarms; Transmitters of electronic signals; Transmitting sets (telecommunication); Transmitting sets (telecommunication); Regulating apparatus, electric; Blinkers (signalling lights); Apparatus and instruments for measuring, signalling, detecting, locating and checking leaks of gases, fluids and liquids, in particular water, acids, hydrocarbons and solvents; Digital systems for for measuring, signalling, detecting, locating and checking leaks of gases, fluids and liquids, in particular water, acids, hydrocarbons and solvents; Apparatus for recording, transmission or reproduction of sound or images; Magnetic and digital data carriers; Calculating machines; Equipment for processing information; Smart cards, cards with microprocessors; Printed circuit board; Printed circuits; Integrated-circuit chips; Microcontrollers (integrated circuits); Microprocessors; Central processing units; Interfaces (for computers); Monitors (computer hardware); Readers (data processing equipment); Notepad computers; Computer software (recorded programs); Computer programs (downloadable software); Computer software for operating detection systems; Computer software for measuring, signalling, detecting, locating and checking leaks of gases, fluids and liquids, in particular water, acids, hydrocarbons and solvents; Electronic publications being downloadable; Water level indicators; Electric loss indicators; Voltage controls; Protection devices for personal use against accidents; Fire-extinguishing apparatus. Installation, maintenance and repair of electrical apparatus and equipment; Installation, maintenance and repair of technical hardware for measuring, signalling, detecting, locating and checking leaks of gases, fluids and liquids, in particular water, acids, hydrocarbons and solvents. Security services for the protection of property and individuals; Security services for the protection of property, buildings and pipelines preventing leaks of gases, fluids and liquids, in particular water, acids, hydrocarbons and solvents; Rental of fire alarms; Rental of alarms for leaks of gases, fluids and liquids, in particular water, acids, hydrocarbons and solvents; Security consulting.

Produits et services

Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; Apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; Electric wires; Identification threads for electric wires; Identification sheaths for electric wires; Telephone wires; Electric cables; Fibre-optic cables; Coaxial cables; Sheaths for electric cables; Electronic detector cables; Electronic detection circuits; Electrical conductors; Terminals (electricity); Contacts, electric; Electrical wire; Electricity conduits; Material for electricity mains; Electric connections; Connections for electric lines; Electric relays; Couplings, electric; Electric accumulators; Batteries, electric; Electric resistances; Switches; Connectors; Connectors [electricity]; Converters, electric; Electric transformers; Detectors; Fuse wire; Circuit breakers; Circuit breakers; Branch boxes (electricity); Branch boxes (electricity); Switchboxes (electricity); Junction boxes (electricity); Junction boxes (electricity); Control panels (electricity); Switchboards; Power distributing boxes; Distribution boards (electricity); Electronic notice boards; Testing apparatus not for medical purposes; Diagnostic apparatus not for medical purposes; Electric measuring devices; Electric monitoring apparatus; Distance recording apparatus; Alarms; Transmitters of electronic signals; Transmitting sets (telecommunication); Transmitting sets (telecommunication); Regulating apparatus, electric; Blinkers (signalling lights); Apparatus and instruments for measuring, signalling, detecting, locating and checking leaks of gases, fluids and liquids, in particular water, acids, hydrocarbons and solvents; Digital systems for for measuring, signalling, detecting, locating and checking leaks of gases, fluids and liquids, in particular water, acids, hydrocarbons and solvents; Apparatus for recording, transmission or reproduction of sound or images; Magnetic and digital data carriers; Calculating machines; Equipment for processing information; Smart cards, cards with microprocessors; Printed circuit board; Printed circuits; Integrated-circuit chips; Microcontrollers (integrated circuits); Microprocessors; Central processing units; Interfaces (for computers); Monitors (computer hardware); Readers (data processing equipment); Notepad computers; Computer software (recorded programs); Computer programs (downloadable software); Computer software for operating detection systems; Computer software for measuring, signalling, detecting, locating and checking leaks of gases, fluids and liquids, in particular water, acids, hydrocarbons and solvents; Electronic publications being downloadable; Water level indicators; Electric loss indicators; Voltage controls; Protection devices for personal use against accidents; Fire-extinguishing apparatus. Installation, maintenance and repair of electrical apparatus and equipment; Installation, maintenance and repair of technical hardware for measuring, signalling, detecting, locating and checking leaks of gases, fluids and liquids, in particular water, acids, hydrocarbons and solvents. Security services for the protection of property and individuals; Security services for the protection of property, buildings and pipelines preventing leaks of gases, fluids and liquids, in particular water, acids, hydrocarbons and solvents; Rental of fire alarms; Rental of alarms for leaks of gases, fluids and liquids, in particular water, acids, hydrocarbons and solvents; Security consulting.