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PPENDIX

Multi-Source Function System 7001RC - V02.01

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hopf

Elektronik GmbH

Nottebohmstr. 41 • D-58511 Lüdenscheid • Tel.: +49 (0)2351 9386-86 • Fax: +49 (0)2351 9386-93 • Internet: http://www.hopf.com • E-Mail: [email protected]

3.1.5 Example of a Transmitted Master/Slave-String

(STX)831234560301968230(LF)(CR)(ETX)

Radio operation

no announcement

standard time

It is Wednesday 03 Jan. 1996 - 12:34:56 h

The difference to UTC is +2.30 hours

3.1.6 Settings

The following settings are required for the synchronisation of the

hopf

slave-systems:

output every minute

output second advance

ETX on the second change; selectable: data string at the beginning or at
the end of the 59. second.

local time

9600 baud, 8 bit, 1 stop bit, no parity

This setting guarantees the best control of the time basis in the multi-source systems.

Содержание 7001RC

Страница 1: ...Technical Manual System 7001RC Multi Source Function ENGLISH Version 02 01 29 11 2006 _____________________________________________________________ Valid for Control Board 7020RC with FIRMWARE Versio...

Страница 2: ...2 31 Multi Source Function System 7001RC V02 01 hopf Elektronik GmbH Nottebohmstr 41 D 58511 L denscheid Tel 49 0 2351 9386 86 Fax 49 0 2351 9386 93 Internet http www hopf com E Mail info hopf com...

Страница 3: ...THIS MANUAL PLEASE SEE TECHNICAL MANUAL OF SYSTEM 7001RC SEE CHAPTER MULTI SOURCE SYSTEMS Downloading Technical Descriptions All current descriptions of our products are available free of charge via...

Страница 4: ...bel The device should only be operated by qualified staff or employees who have received specific instruction If a device must be opened for repair this should only be carried out by employees with ap...

Страница 5: ...urces 13 2 2 Display of the Synchronisation Status in the 7001RC System Display 15 2 3 Configuration of the Multi Source System 16 2 3 1 Automatic Manual Source Changeover 16 2 3 1 1 Status Table for...

Страница 6: ...27 3 1 Data String Master Slave 27 3 1 1 Local Time as Time Base in Master Slave String Standard 27 3 1 2 UTC as Time Base in Master Slave String 27 3 1 3 Structure of the Master Slave String 27 3 1 4...

Страница 7: ...These systems are only able to recognise from the type of signal emitted by the clock system whether the clock system is synchronised or is running in internal quartz mode The internal quartz mode of...

Страница 8: ...me difference between local time and UTC Coordinated Universal Time The time base is defined from The time zone time difference from local time to UTC and the hour offset due to Summer Wintertime chan...

Страница 9: ...on status of the sync source and the system status Multi source with manual changeover between the sync sources The user can decide which sync source should be selected to synchronise the system In th...

Страница 10: ...information of the available sources is compared and is only used to synchronise the system if a defined time difference between the time data is not exceeded If the permissible difference is exceeded...

Страница 11: ...flow Control of switchover manual or automatic between sync channels 1 2 and 3 When the channel is changed the system re synchronises to the selected channel beginning with the system reception statu...

Страница 12: ...e multi source system is displayed alternately on the upper line of the 7001RC system display for each sync source can accept the conditions invalid and R radio synchronous with control of the interna...

Страница 13: ...wer for 3 days System operates with system quartz time All time and date information begin with zeros in all positions 2 Manual setting of a valid time date C Primary source Internal quartz base Syste...

Страница 14: ...ync status change after sync fail timer expired Loss of synchronisation via small r system status System operates with internal quartz base 14 C Primary source Internal quartz base No synchronisation...

Страница 15: ...DCF_ Channel 2 DCF77 pulse SER_R SER_ Channel 3 Master Slave String The position of these characters in the display is highlighted in white in the following picture L T 0 3 4 5 4 8 T U 2 3 F E B 2 0 0...

Страница 16: ...over The source changeover takes place automatically as standard factory setting If not required this automatic changeover can be prevented using Bit 3 of the Control Bytes function This may be necess...

Страница 17: ...nge after sync fail Timer System switches or remains on C Primary source R r running Remains on last sync source with system quartz time until timer expires R C r R Synchronised with primary source R...

Страница 18: ...omatically When there is a changeover within this multi source mode no System Reset is carried out and the system then continues with quartz system status B3 B2 B1 B0 Abbreviation in Time Display Sync...

Страница 19: ...he system then continues to run demonstrably more accurately using this control value than if it were to be re synchronised via the secondary source For this reason it is sensible to prevent a prematu...

Страница 20: ...ynchronisation via the Master Slave String Function Control Byte Bit 2 set to 0 The received time is local time The system UTC time is calculated In the event that UTC time is received when in this se...

Страница 21: ...ch as e g RS232 TTY or LWL to the level required by the internal system To transform time transfer formats such as e g IRIG B to the formats required by the internal system When planning a multi sourc...

Страница 22: ...status quartz the new active sync source synchronises the clock system and controls the internal quartz base Multi source modes with channels 1 3 Channel 1 Channel 3 or Channel 3 Channel 1 Multi sour...

Страница 23: ...announcement hour the announcement bit continues to be set even if the second sync source transmits completely different time information from the first sync source The ST WT changeover then takes pl...

Страница 24: ...n Process 2 8 1 Synchronisation via GPS Channel 1 With satellite reception 1 satellite in Fixed Position mode or at least 4 satellites in 3D mode see technical specification of the 7001RC system the r...

Страница 25: ...ble before the sync source status changes from to R As soon as the sync source status reaches R synchronisation of the system begins The system status synchronises from quartz operation C via radio sy...

Страница 26: ...n ERROR 2 DCF77 pulse ERROR 0 1 Bit 2 changes from 0 to 1 when the system in DCF77 pulse mode Synchronisation Channel 2 is set as sync source for the system but is not receiving DCF77 pulses or they a...

Страница 27: ...r 2 3 5 Configuration of the Master Slave String Time Base By the UTC time and the system internal values for difference time UTC local time such as the status information for summer and winter time t...

Страница 28: ...0 39 15 unit year 30 39 16 difference time tens hour sign 30 31 38 39 17 difference time unit hour 30 39 18 difference time tens minutes 30 35 19 difference time unit minutes 30 39 20 LF line feed 0A...

Страница 29: ...dio operation no announcement standard time It is Wednesday 03 Jan 1996 12 34 56 h The difference to UTC is 2 30 hours 3 1 6 Settings The following settings are required for the synchronisation of the...

Страница 30: ...system 7001RC calculates the exact UTC time of the local time from the set difference time 3 2 1 Structure of the Data String DCF77 Signal Every second of a minute a particular time information is tra...

Страница 31: ...uncement of a leap second S initial bit of the coded time information P1 P2 P3 check bits DCF77 D German C Long wave signal F Frankfurt 77 frequency 3 2 2 DCF77 Pulse 1Hz The DCF77 pulse uses the same...

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