EP2974548B1 - Leuchtvorrichtung mit zwei schnittstellen - Google Patents

Leuchtvorrichtung mit zwei schnittstellen Download PDF

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Publication number
EP2974548B1
EP2974548B1 EP14702539.9A EP14702539A EP2974548B1 EP 2974548 B1 EP2974548 B1 EP 2974548B1 EP 14702539 A EP14702539 A EP 14702539A EP 2974548 B1 EP2974548 B1 EP 2974548B1
Authority
EP
European Patent Office
Prior art keywords
interface
lighting device
signal
lighting
control
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
EP14702539.9A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP2974548A1 (de
Inventor
Thorsten MATTHIES
Frank BÜSSGEN
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Phoenix Contact GmbH and Co KG
Original Assignee
Phoenix Contact GmbH and Co KG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Phoenix Contact GmbH and Co KG filed Critical Phoenix Contact GmbH and Co KG
Publication of EP2974548A1 publication Critical patent/EP2974548A1/de
Application granted granted Critical
Publication of EP2974548B1 publication Critical patent/EP2974548B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10—Controlling the light source
    • H05B47/175—Controlling the light source by remote control
    • H05B47/18—Controlling the light source by remote control via data-bus transmission
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/10—Controlling the intensity of the light
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/50—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10—Controlling the light source
    • H05B47/175—Controlling the light source by remote control
    • H05B47/19—Controlling the light source by remote control via wireless transmission
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/50—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits
    • H05B45/56—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits involving measures to prevent abnormal temperature of the LEDs

Definitions

  • the invention relates to a lighting device.
  • Lighting devices in particular LED machine lights, are used for lighting in or on machines. These lighting devices are switched on and off in that a supply voltage of the lighting device is switched on or off via a switch or a relay. However, this only allows the lighting device to be switched on or off without any further function. Additional functions can either not be implemented at all or can only be implemented with great (installation) effort.
  • the publication WO 2011/041816 A1 relates to an interface for an operating device for operating lamps.
  • the publication WO 2011/116404 A1 relates to an inductive lighting device for a lighting system with a local coupler for the contactless transmission of energy to the lighting device.
  • the publication WO 98/39951 A1 relates to an electronic ballast for operating gas discharge lamps to which a light sensor for monitoring the brightness in a certain spatial area can be connected.
  • the present invention is based on the knowledge that the above object can be achieved by a lighting device with different interfaces for the energy supply or for control signals. Such a lighting device enables a reduction in the wiring effort and can be used flexibly.
  • the object is achieved in that the lighting device has a first interface for supplying energy to the lighting device with electrical energy and a second interface for transmitting a control signal or a plurality of control signals for controlling a lighting property of a light source of the lighting device, and in that the lighting device has one has five-pin connector, which forms the first interface and the second interface, the five-pin connector being designed as an M12 flush-type connector, the first interface having two connections for supply voltage V and ground M and the second interface having three connections for Transmission of at least one control signal, the connections being occupied as follows: first contact, which is occupied by the supply voltage V, second contact, which is occupied by a lightning signal B, third contact, which is occupied by the mass M i st, fourth contact, which is assigned a dimming signal D, and fifth contact, which is assigned a status signal F.
  • the lighting device uses the first interface with electrical energy, e.g. can be supplied to operate the light source and can be controlled via the second interface
  • the lighting property can include, for example, dimming and / or flashing.
  • the transmission can include, for example, receiving the control signal or sending or forwarding the control signal, for example to a light source driver, such as LED drivers.
  • the light source can comprise, for example, an LED or an LED field or a halogen lamp or a halogen lamp field.
  • the second interface can be unidirectional or bidirectional.
  • the second interface can be used as a fieldbus interface, e.g. for industrial applications according to the IEC 61158 standard (Digital data communication for measurement and control - Fieldbus for use in industrial control systems), or as an Ethernet interface, e.g. for a real-time capable Ethernet-based fieldbus be designed in accordance with the IEC 61784-2 standard.
  • the second interface can also be designed as a communication interface.
  • the at least one control signal is or comprises a dimming signal for controlling, for example for dimming, a light intensity of the light source.
  • a dimming signal for controlling, for example for dimming, a light intensity of the light source.
  • the at least one control signal is or comprises a flash signal for controlling a lighting frequency and / or lighting duration of the light source.
  • the second interface is designed to transmit, in particular to receive or to transmit a status signal, in particular an error signal.
  • a status signal in particular an error signal.
  • the first interface is designed for wireless energy transmission or for wired or optical fiber-bound energy transmission. This achieves the technical advantage that no wires carrying electrical energy have to be laid in the case of wireless energy transmission. With wire-bound or fiber-optic-bound energy transmission, however, larger amounts of energy can be transmitted or energy losses can be reduced.
  • the second interface is designed for wireless transmission or for wired or fiber-optic transmission of the at least one control signal and / or a status signal.
  • the lighting device has a third interface for supplying energy to a further lighting device.
  • the third interface is designed for wireless energy transmission or for wired or optical fiber-bound energy transmission. This achieves the technical advantage that no wires carrying electrical energy have to be laid in the case of wireless energy transmission. In contrast, a higher energy transmission efficiency can be achieved in the case of a wired or optical waveguide-bound energy transmission.
  • the lighting device has a further, e.g. fourth interface for transmitting, for example transmitting, the at least one control signal and / or a status signal to a further lighting device and / or for receiving a further control signal and / or a status signal status signals from a further lighting device.
  • the further control signal can include the properties of the aforementioned control signal.
  • the further status signal can include the properties of the aforementioned status signal.
  • the further, for example fourth, interface can be unidirectional or bidirectional.
  • the further, for example fourth, interface can be used as a fieldbus interface, for example for industrial applications according to the IEC 61158 standard (Digital data communication for measurement and control - Fieldbus for use in industrial control systems), or as one Ethernet interface, for example for a real-time capable Ethernet-based fieldbus in accordance with the IEC 61784-2 standard.
  • the further, for example fourth, interface can also be designed as a communication interface.
  • the further interface is designed for wireless transmission or for wired or fiber-optic transmission of the control signal and / or the status signal. This has the technical advantage that no electrical lines have to be laid in the case of wireless transmission. In contrast, a higher energy transfer efficiency can be achieved with a wired or fiber-optic transmission.
  • control signal can have the properties of the aforementioned control signal.
  • status signal can have the properties of the aforementioned status signal. This achieves the technical advantage that the lighting device can be controlled via the interface.
  • the at least one control signal is or comprises a dimming signal for controlling a light intensity of the light source. This achieves the technical advantage that the light intensity can be varied by means of the dimming signal, so that an adapted light intensity is provided by the lighting device.
  • the at least one control signal is or comprises a flash signal for controlling a light frequency and / or light duration of the light source.
  • the interface is designed to transmit, in particular to transmit, a status signal, in particular an error signal.
  • a status signal can be received via the second interface, so that a malfunction of the lighting device can be efficiently signaled.
  • a malfunction can be, for example, a defect in the lighting device or the lighting source.
  • the interface is designed to transmit the at least one control signal and / or status signal for wireless transmission or for wired or fiber-optic transmission of the control signal and / or status signal.
  • control device has an interface for supplying energy to a lighting device. This has the technical advantage that the control device can supply the lighting device with electrical energy and no separate energy source is required.
  • the interface is designed to supply energy to a lighting device for wireless energy transmission or for wired or for optical fiber-bound energy transmission. This achieves the technical advantage that no wires carrying electrical energy have to be laid in the case of wireless energy transmission. With wire-bound or fiber-optic-bound energy transmission, however, larger amounts of energy can be transmitted.
  • the object is achieved by a lighting system having such a lighting device and such a control device.
  • the lighting device can be supplied with electrical energy, for example for operating the light source, via the first interface and can be controlled by means of the control signal via the second interface.
  • Fig. 1 shows a lighting device 100.
  • the lighting device 100 is designed, for example, as a machine light, in particular as an LED machine light, for lighting in or on machines.
  • the lighting device 100 comprises a light source 102, which according to an embodiment is designed as an LED light element. Furthermore, according to one embodiment, the lighting device 100 has a plug 112 and a socket 114. According to one embodiment, the connector 112 is assigned a first interface 104 and a second interface 106. The first interface 104 is used to supply energy to the lighting device 100, in particular its light source 102, while the second interface 106 is used to control one or more control signals (not shown in FIG Fig. 1 shown) for controlling the lighting device 100 can be transmitted to the lighting device 100. Furthermore, according to one embodiment, a status signal (not shown in FIG Fig. 1 shown) are emitted or received starting from the lighting device 100.
  • the lighting device optionally has a third interface 108 and a fourth interface 110, which are assigned to the socket 114.
  • the third interface 108 is used to supply another Lighting device (not in Fig. 1 shown), while the fourth interface 110 can be used to transmit a control signal or a plurality of control signals for controlling the further lighting device 100 to the further lighting device 100.
  • the fourth interface 110 can also be used to receive or send a control signal or a plurality of status signals or a status signal which is sent starting from the further lighting device 406, as will be explained later.
  • the socket 114 it is therefore possible to connect a further lighting device 406 to the lighting device 100 in an electrically conductive manner, as will be described later.
  • Fig. 2 shows the connector 112, which is designed, for example, as a 5-pin M12 flush-type connector.
  • the plug 112 has an A coding 200 and five contacts 202 to 210.
  • Fig. 3 shows the socket 114, which according to one embodiment is designed as a 5-pin M12 flush-type connector. According to one embodiment, the socket 114 has an A coding 300 and five contacts 302 to 310.
  • Fig. 4 shows a lighting system 400.
  • the lighting system 400 has a control device 402, an energy source 404 and a further lighting device 406.
  • the energy source 404 supplies electrical energy that is transmitted to the control device 402 via a supply interface 412 of the energy source 404.
  • a supply interface 414 of the control device 402 is electrically conductively connected to the supply interface 412 of the energy source 404.
  • the supply interface 412 of the energy source 404 and the supply interface 414 of the control device 402 have connections for a supply voltage V, according to one embodiment 24 volts, and for ground M.
  • the control device 402 has, in addition to the supply interface 414, a first interface 408 for supplying energy to a lighting device 100 and a second interface 410 for controlling a lighting property of the light source 102 of the lighting device 100.
  • the first interface 408 of the control device 402 has two connections for the supply voltage V and the ground M.
  • the second interface 410 of the control device 402 has three connections. Two of the three connections are provided for the control signals B, D for controlling a lighting property of the light source 102 of the lighting device 100 and one of the three connections for a status signal F of the lighting device 100.
  • the control signals B, D comprise a flash signal B and a dimming signal D.
  • the status signal F is an error signal.
  • the flash signal B is a pulse-width-modulated control signal and causes an electrical current to be switched on and off to supply the light source 102.
  • a logic one control signal level interrupts the electrical current, while a logic zero control signal level causes the electrical current to flow.
  • the input for the flash signal B of the second interface 106 of the lighting device 100 is designed as a low-active input that the light source 102 lights up even if the flash signal B is omitted or is absent.
  • the dimming signal D is also a pulse width modulated control signal.
  • a duty cycle or duty cycle of zero to 100% corresponds to a maximum electrical current for supplying the light source 102, i.e. the light source 102 shines with maximum light intensity.
  • a duty cycle or duty cycle of, for example, greater than zero to 0.95 results in the light source 102 being operated in the dimming mode. Depending on the duty cycle, the current strength is now between zero and 100% of the maximum electrical current strength for supplying the light source 102.
  • a duty cycle or duty cycle of, for example, greater than 0.95 means that the light source 102 does not light.
  • a duty cycle or duty cycle of, for example, 0.95 represents, according to one embodiment, a switching threshold for a switch from dimming to light source 102 and vice versa.
  • the input for the dimming signal D of the second interface 106 of the lighting device 100 is designed as a low-active disable input, so that the light source 102 lights up even if the dimming signal D is omitted or is absent.
  • the status signal F is, according to one embodiment, a digital status signal. In the event of an error, the status signal level of the status signal F is set to logic one, while it is normally set to logic zero. According to one embodiment, the status signal F shows an excess temperature within the lighting device 100 and / or a voltage failure of the LED voltage, e.g. to supply energy to the light source 102.
  • the first interface 408 of the control device 402 is electrically conductively connected to the first interface 104 of the lighting device 100, so that the lighting device 100 is electrically conductively connected to the supply voltage V and the ground M.
  • the second control interface 410 of the control device is electrically conductively connected to the second interface 106 of the lighting device 100.
  • a control signal can be transmitted from the control device 402 to the first lighting device 100.
  • the flash signal B and / or the dimming signal D is sent out by the control device 402.
  • the luminous frequency and / or luminous duration of the light source 102 is changed, for example, ie phases of a luminous and a non-luminous light source 102 follow one another, so that the light source 102 generates light flashes.
  • the dimming signal D the light intensity of the light source 102 is changed.
  • the status signal F is an error signal
  • the status signal F can be transmitted from the lighting device 100 to the first control device 402.
  • the lighting device 100 automatically switches off the light source 102.
  • the lighting device 100 automatically switches the light source 102 back on when the error (e.g. an overtemperature) is no longer present, provided, according to one embodiment, that a static DC voltage signal, for example a 24 V, is not present at the inputs for the flash signal B or the dimming signal D. DC signal is present.
  • Fig. 4 further shows that a further lighting device 406 is connected to the socket 114 of the lighting device 100.
  • the further lighting device 406 has the same structure as that based on FIG 1 to 3 described lighting device 100.
  • the third interface 108 of the lighting device 100 is electrically conductively connected to the first interface 104 of the further lighting device 406 and the fourth interface 110 of the lighting device 100 to the second interface 106 of the further lighting device 406.
  • the first interface 104 of the lighting device 100 is designed such that the supply voltage V and the ground M are looped through the lighting device 100, so that the supply voltage V at the contact 302 and at the contact 306 at the socket 114 of the lighting device 100 Mass M are available for operating the further lighting device 406.
  • connections on the contact 304 for the flash signal B, on the contact 308 for the dimming signal D and on the contact 310 for the error signal F are electrically conductively connected to the corresponding contacts 204, 208, 210 of the second interface 106 of the further lighting device 406 .
  • a flash signal B and / or a dimming signal D can be looped through by the control device 402 through the lighting device 100 and can be guided to the further lighting device 406, upon receipt of which the further lighting device 406 determines the light intensity and / or upon receipt of the flash signal B Luminous frequency and duration changed.
  • the flash signal B and / or the dimming signal D is sent out by the control device 402.
  • a status signal F can be looped through the lighting device 100 and forwarded to the control device 402, which then e.g. can deactivate the lighting system 400, for example by means of a corresponding dimming signal D.
  • the status signal F is received by the control device 402.
  • Fig. 5 shows a further exemplary embodiment of a lighting system 500, which differs from the previous exemplary embodiment in that the energy source 404 is electrically conductively connected to the first interface 104 of the lighting device 100 via a further supply interface 502.
  • the energy source 404 thus has the supply interface 412 and the further supply interface 502.
  • the control device 402 has, in addition to the supply interface 414, the interface 410 for transmission, e.g. for sending the control signal B, D and / or e.g. to receive the status signal F.
  • the energy source 404 supplies the control device 402 via its supply interface 412 and at the same time supplies the lighting device 100 with electrical energy via its further supply interface 502. Furthermore, in this exemplary embodiment, the further lighting device 406 connected in series with the lighting device 100 is supplied with electrical energy.
  • the further lighting device 406 like the lighting device 100, has a third interface 108 and a fourth interface 110, so that the lighting system 400 can be expanded to include further lighting devices.
  • the first interface 408 and the second interface 410 as well as the supply cuts 414 of the control device 402 and the supply interface 412 of the energy source 404 are designed as wired or fiber-optic cables.
  • the first interface 104 and / or the third interface 108 of the first lighting device and / or also the first interface 104 and the third interface 108 of the further lighting device 406 and the first interface 408 of the control device 402 can be designed for wireless energy transmission, e.g. by means of inductive or capacitive coupling.
  • the supply interface 412 of the energy source 404 and the supply interface 414 of the control device 402 can also be designed for wireless energy transmission, e.g. by means of inductive or capacitive coupling.
  • the second interface 106 and / or the fourth interface 110 of the lighting device 100 and also the second interface 106 and / or fourth interface 110 of the further lighting device 406 and the second interface 410 of the control device 402 for wireless data transmission, e.g. by means of Bluetooth or WLAN.
  • the lighting device 100 and the further lighting device 406 have an LED driver for controlling the light source 102.
  • it is a standard driver for controlling the light source 102.
  • the LED driver can include software and hardware components.
  • the LED driver is electrically conductively connected to the supply voltage V and ground M.
  • an overvoltage protection and a reverse polarity protection are connected upstream of the LED driver, according to one embodiment a spark gap and a MOSFET.
  • the LED driver can have, for example, a Schmitt trigger or can be assigned to generate a status signal, for example an error signal, if, for example, the supply voltage falls below a predetermined limit value.
  • a logical AND gate can be assigned to the LED driver or the LED driver has an AND gate, to which a further status signal is supplied in addition to the flash signal B, before it is fed to an input for a pulse width modulated control signal.
  • the LED driver has an input for the dimming signal D, which according to one embodiment is also a control signal that is also pulse-width modulated.
  • the input is preceded by a voltage divider consisting of ohmic resistors and a low-pass filter.
  • a selector switch input can be assigned or connected upstream of the LED driver, with which one of two operating modes can be selected, for example two different radiation characteristics, for example 100 ° and 50 ° radiation angle.
  • a lighting device 100 and the additional lighting device 406 can be used with a standard LED driver.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
EP14702539.9A 2013-03-14 2014-01-30 Leuchtvorrichtung mit zwei schnittstellen Active EP2974548B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102013102644.3A DE102013102644B4 (de) 2013-03-14 2013-03-14 Leuchtvorrichtung mit zwei Schnittstellen sowie Steuervorrichtung und Leuchtsystem
PCT/EP2014/051791 WO2014139724A1 (de) 2013-03-14 2014-01-30 Leuchtvorrichtung mit zwei schnittstellen

Publications (2)

Publication Number Publication Date
EP2974548A1 EP2974548A1 (de) 2016-01-20
EP2974548B1 true EP2974548B1 (de) 2020-04-22

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Application Number Title Priority Date Filing Date
EP14702539.9A Active EP2974548B1 (de) 2013-03-14 2014-01-30 Leuchtvorrichtung mit zwei schnittstellen

Country Status (7)

Country Link
US (1) US9629223B2 (zh)
EP (1) EP2974548B1 (zh)
JP (1) JP6242408B2 (zh)
CN (1) CN105191504B (zh)
DE (1) DE102013102644B4 (zh)
ES (1) ES2800626T3 (zh)
WO (1) WO2014139724A1 (zh)

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DE102016101767A1 (de) 2016-02-02 2017-08-03 Phoenix Contact Gmbh & Co. Kg Automatisierungsgerät
JP7337561B2 (ja) 2019-06-25 2023-09-04 ローム株式会社 アナログスイッチ回路、ボリウム回路、半導体集積回路
DE102020102005B4 (de) 2020-01-28 2024-06-20 Ifm Electronic Gmbh Leuchte für die Automatisierungstechnik und Verfahren zur Herstellung der Leuchte
JP7396657B2 (ja) 2020-03-27 2023-12-12 東海光学株式会社 眼鏡レンズのプリズム検査方法
DE102021103318A1 (de) 2021-02-12 2022-08-18 Ifm Electronic Gmbh Leuchte für die Automatisierungstechnik und Verfahren zur Herstellung der Leuchte

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Also Published As

Publication number Publication date
EP2974548A1 (de) 2016-01-20
ES2800626T3 (es) 2021-01-04
US20160029463A1 (en) 2016-01-28
JP6242408B2 (ja) 2017-12-06
DE102013102644A1 (de) 2014-09-18
CN105191504A (zh) 2015-12-23
JP2016515288A (ja) 2016-05-26
CN105191504B (zh) 2018-02-16
DE102013102644B4 (de) 2018-06-07
WO2014139724A1 (de) 2014-09-18
US9629223B2 (en) 2017-04-18

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