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4 DCF600USB: Connectors and LEDs

4.1 Antenna Input: DCF77 Reference Clock

Receiver Type:

Narrowband direct receiver with
gain control for optimized
processing of a DCF77 signal

Reception Frequency:

77.5 kHz

Bandwidth:

Approx. 40 Hz

Impedance:

50

Ω

Signal Level:

50

µ

V–5 mV

Supply Voltage:

3.5 V–5 V

Connector Type:

SMB, Male

Cable Type:

Coaxial Cable, Shielded

Cable Length:

Typically 300 m with RG58 Coaxial Cable

DCF | 77,5 kHz | 5 V

the prescribed safe distance to exposed lines and electrical substations.

Danger of death from electric shock!

- Do not carry out any work on the antenna system or the antenna cable

if there is a risk of lightning strike.

Do not work on the antenna system during thunderstorms!

WARNING!

- Do not carry out any work on the antenna system if it is not possible to maintain

DCF600USB

Date: November 29, 2021

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Содержание DCF600USB

Страница 1: ...SETUP GUIDE DCF600USB USB Radio Controlled Clock DCF77 Receiver November 29 2021 Meinberg Funkuhren GmbH Co KG ...

Страница 2: ......

Страница 3: ...0 4 1 Antenna Input DCF77 Reference Clock 11 4 2 Status LEDs 12 4 3 USB 2 0 High Speed Interface 12 5 Before You Start 13 5 1 Unboxing 13 5 2 Disposal of Packaging Materials 14 5 3 Downloading the Monitoring Utility MbgMon 14 6 Installation of the DCF77 Antenna 15 7 System Installation 21 8 Configuration of the DCF600USB 22 8 1 Configuring the DCF600USB as the Reference Clock 23 8 2 Starting the T...

Страница 4: ...en GmbH Co KG Lange Wand 9 31812 Bad Pyrmont Germany Phone 49 0 52 81 93 09 0 Fax 49 0 52 81 93 09 230 Website https www meinbergglobal com Email info meinberg de Date November 29 2021 Manual Version 2 02 DCF600USB Date November 29 2021 1 ...

Страница 5: ...rated on a USB interface and can therefore be used to synchronize the clock of the PC to which it is connected This is especially useful on PCs that have no RS 232 interface and no available PCI slot The USB port is used to supply the module with the necessary power eliminating the need for an external power supply The signal from the DCF77 transmitter is received by the integrated ferrite antenna...

Страница 6: ...rom 17 seconds to 58 seconds in each minute The absence of the 59 second marker is used to signal the start of a new minute The radio controlled clocks that we produce can receive this high precision time information from anywhere in Germany and also fully reliably in Germany s neighbouring countries with reception documented as far afield as Bilbao in Spain or the town of Umeå in northern Sweden ...

Страница 7: ...understood and fulfilled all requirements Hazard notices and other relevant information are classified and indicated as such in this manual according to the following system DANGER This signal word indicates a hazard with a high risk level Such a notice refers to a procedure or other action that will very likely result in serious injury or even death if not observed or if improperly performed WARN...

Страница 8: ...trischen Schlages Caution risk of electric shock IEC 60417 5041 Vorsicht heiße Oberfläche Caution hot surface IEC 60417 6056 Vorsicht Gefährlich sich bewegende Teile Caution moving parts IEC 60417 6172 Trennen Sie alle Netzstecker Disconnect all power connectors IEC 60417 5134 Elektrostatisch gefährdete Bauteile Electrostatic Discharge Sensitive Devices IEC 60417 6222 Information generell General ...

Страница 9: ...be used for the purpose described in this manual In particular the specified operating limits of the device must be heeded The person setting up the device is responsible for safety matters in relation to any larger system in which the device is installed Failure to observe these instructions may have an adverse impact on device safety Please keep this manual in a safe place This manual is only in...

Страница 10: ...cabinet may be necessary Transport Unpacking Installation If the unit has been brought into the usage area from a cold environment condensation may develop in this case wait until the unit has adjusted to the temperature and is completely dry before setting it up When unpacking setting up and before operating the equipment be sure to read the information on installing the hardware and the specific...

Страница 11: ...ause the plug to be detached from the cable or cause damage to the plug itself Cables must be installed so that they do not represent a health safety hazard e g tripping and are not at risk of damage e g kinks 3 4 Cleaning and Care ATTENTION Never clean the device using liquids Water ingress is a significant safety risk for the user e g electric shock Liquids can cause irreparable damage to the el...

Страница 12: ...t symbol on the left indicates that this electronic product must not be disposed of in domestic waste Return and Collection Systems When disposing of your old equipment please use the national return or collection systems available to you Alternatively you may contact Meinberg who will provide further assistance The return of electronic waste may not be accepted if the device is soiled or contamin...

Страница 13: ...4 DCF600USB Connectors and LEDs Top View Side View 1 2 3 10 Date November 29 2021 DCF600USB ...

Страница 14: ...MB Male Cable Type Coaxial Cable Shielded Cable Length Typically 300 m with RG58 Coaxial Cable DCF 77 5 kHz 5 V the prescribed safe distance to exposed lines and electrical substations Danger of death from electric shock Do not carry out any work on the antenna system or the antenna cable if there is a risk of lightning strike Do not work on the antenna system during thunderstorms WARNING Do not c...

Страница 15: ...y not yet have acquired an updated time Green DCF600USB synchronized after reset Mod Green Flashing once a second DCF signal reception Sync Green DCF600USB is synchronized Red DCF600USB is not synchronized clock running solely off internal oscillator Init Blue During initialization process Green Initialization successful SAR Mod Sync Init 4 3 USB 2 0 High Speed Interface Power Supply 5 V DC via US...

Страница 16: ...t the enclosed packing list to ensure that no parts are missing If any of the listed items are missing please contact Meinberg Funkuhren Check that the product has not been damaged in transit If the product is damaged or fails to operate upon set up contact Meinberg Funkuhren immediately Only the recipient the person or company receiving the system may file claims or complaints against the forward...

Страница 17: ...g Utility MbgMon The DCF600USB is both configured and its status monitored using the Meinberg Monitoring Utility MbgMon Windows MbgMon can be downloaded free of charge from the Meinberg website https www meinbergglobal com english sw win Users of Linux Based Operating Systems When using a Linux based operating system a Linux distribution you can download the most up to date Linux drivers from the ...

Страница 18: ...installing any antenna first consider carefully where to best position it The location is a key fac tor in reception quality and thus in the availability of the DCF77 signal If the antenna is not precisely aligned signal reception and time accuracy will suffer as a result The DCF antenna must be aimed towards Mainflingen near Frankfurt am Main Germany in accordance with the installation conditions...

Страница 19: ...ntenna outdoors Doing so will generally have the advantage of maximizing the distance of the antenna from sources of interference thus improving the signal to noise ratio and significantly increasing the chances of successful synchronization Installation conditions for optimum operation The antenna should be installed horizontally The length of the DCF77 antenna unit should be perpendicular to the...

Страница 20: ...f a second person An effective method for aligning and testing a long wave antenna is to have person 1 who is aligning the antenna actively communicate with person 2 who monitors the receiver Step 1 Person 1 rotates the antenna until person 2 sees the Mod LED flash on the receiver unit even if it is not yet flashing rhythmically every second This determines the approximate direction Step 2 Person ...

Страница 21: ...g a surge protector with a floating shield 0V potential against ground Before installing the surge protector please ensure that it is also suitable for outdoor use Meinberg recommends installing the surge protector inside the building as close as possible to the point where the cable passes through the building exterior in order to minimize the risk of damage from voltage surges e g lightning stri...

Страница 22: ...ble to the female connector of the surge protector Grounding Conductor Conductor of diameter approx 1 5 mm attached to surge As short as possible to Grounding Busbar protector 4 The next step is to connect the supplied coaxial cable from the surge protector to the receiver Type N Female Type N Male BNC Female BNC Male Receiver SMB Male DCF77 Signal Distributor Optional 230 V 50 Hz SMB Female DCF60...

Страница 23: ...be connected to a single antenna but also optionally amplifies the signal The signal distributor can be installed at any location between the surge protector and the receiver and requires a 230 V 50 Hz power supply Receiver Signal Distributor Antenna In Out 3 Out 1 Out 2 Out 4 Distance AB 280 m RG58 Total length OK Distance AC 410 m RG58 Max Total Length Exceeded Use of Active Signal Distributor R...

Страница 24: ...dition to synchronizing the clock of the PC this cable is also used to power the DCF600USB and as a management interface for the configuration of the device 3 As soon as the USB connection is established the device will begin to initialize Init LED turns blue Example of Usage The diagram below shows an example of how a DCF600USB is used to perform synchronization using a signal from a DCF77 antenn...

Страница 25: ... DCF600USB using the Meinberg Management Utility MbgMon If your computer is running Windows 7 or later the MbgMon program must be started with elevated privileges To do so please right click on the program and select Run as Administrator 22 Date November 29 2021 DCF600USB ...

Страница 26: ...the selected radio controlled clock Last Sync This shows the time of the last synchronization Folgende Statusmeldungen werden zunächst angezeigt Mode Free Running reference clock is unsynchronized and running solely off the quartz oscillator Status Not Synchronized After DCF The radio controlled clock has not yet synchronized since it was Last Reset reset switched on Clock Running The radio contro...

Страница 27: ...me Adjustment tab serves as a quick reference to compare the time of the PC s internal clock against the time from the resource source e g DCF600USB and specifies the current difference between these two clocks Status Information Reference Clock Reference clock selected for PC synchronization State of Time Service Active The reference clock is providing the computer with a reference time Disabled ...

Страница 28: ... that decoder was previously synchronized for at least an hour Power Reserve Gold Cap Capacitor If the power supply is cut off PC switched off or USB cable disconnected the hardware clock will continue to run off the internal quartz oscillator for around 140 hours Operational Safety A hardware watchdog will trigger a safe reset in the event of undervoltage A software watchdog also monitors the pro...

Страница 29: ...onfiguration and status monitoring Be a part in the ongoing improvement of the information contained in this manual Please contact our tech nical support if you have any suggestions for improvements or technical questions that are relevant to the manual Meinberg Technical Support Phone 49 0 5281 9309 888 E Mail techsupport meinberg de 26 Date November 29 2021 DCF600USB ...

Страница 30: ... polybrominated biphenyls PBBs polybrominated diphenyl ethers PBDEs bis 2 ethylhexyl phthalat DEHP benzyl butyl phthalate BBP dibutyl phthalate DBP or diisobutyl phthalate DIBP above the legal limits WEEE status of the product This product is handled as a B2B Business to Busi ness category product To ensure that the product is disposed of in a WEEE compliant fashion it must be returned to the manu...

Страница 31: ...ärung bezieht mit den folgenden Normen und Richtlinien übereinstimmt to which this declaration relates is in conformity with the following standards and provisions of the directives EMV Richtlinie DIN EN 61000 6 2 2019 EMC Directive DIN EN 61000 6 3 2007 A1 2011 DIN EN 55032 2015 2014 30 EU DIN EN 55024 2010 A1 2015 Niederspannungsrichtlinie DIN EN 62368 1 2014 A11 2017 Low voltage Directive 2014 ...

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