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Table of contents

Contact Information............................................................................. 2

Content of the USB stick ..................................................................... 4

General information............................................................................. 5

Block diagram GPS164xHS................................................................. 6

GPS164xHS features............................................................................ 7

Time zone and daylight saving .................................................. 7

Pulse outputs .............................................................................. 8

Asynchronous serial ports .......................................................... 9

Time code outputs ...................................................................... 9

Introduction ....................................................................... 9

Available time codes ...................................................... 10

Code generation .............................................................. 10

IRIG standard format ...................................................... 11

AFNOR time code format ............................................... 12

Assignment of CF Segment in IEEE1344 mode ............ 13

DCF77 emulation ..................................................................... 14

Installation ......................................................................................... 15

Power supply ............................................................................ 15

Mounting the antenna ............................................................... 16

Powering up the system ........................................................... 16

The front panel layout........................................................................ 17

FAIL LED ................................................................................. 17

LOCK LED ............................................................................... 17

OCx LEDs ................................................................................. 17

BSL Key ................................................................................... 17

BNC connector DCF Out .......................................................... 18

Connectors TC_Out ( AM / DCLS ) ........................................ 18

Содержание GPS164/AQ/AHS

Страница 1: ...GPS164xHS GPS164 AQ xHS Technical Information Operating Instructions...

Страница 2: ...act Information Meinberg Funkuhren GmbH Co KG Lange Wand 9 D 31812 Bad Pyrmont Telefon 49 0 52 81 9309 0 Telefax 49 0 52 81 9309 30 Internet http www meinberg de Email info meinberg de December 16th 2...

Страница 3: ...rts 9 Time code outputs 9 Introduction 9 Available time codes 10 Code generation 10 IRIG standard format 11 AFNOR time code format 12 Assignment of CF Segment in IEEE1344 mode 13 DCF77 emulation 14 In...

Страница 4: ...stick is lost the setup program can be downloaded for free at http www meinberg de english sw gpsmon BNC connector GPS Ant 18 Assignment of the terminal block 18 Assignment of the DSUB connectors 19...

Страница 5: ...Positioning Service PPS While PPS is encrypted and only available for authorized military users SPS has been made available to the general public GPS is based on accurately measuring the propagation...

Страница 6: ...6 6 Block diagram GPS164xHS...

Страница 7: ...rmination of the receiver s position on the globe A correction value compu ted from the satellites navigation messages increases the accuracy of the board s TCXO to 5 10 9 and automatically compensate...

Страница 8: ...periodically repeated pulses A cycle time of two seconds would generate a pulse at 0 00 00 0 00 02 0 00 04 etc DCF77 Simulation mode The corresponding output simulates the DCF77 time telegram The time...

Страница 9: ...l port COM1 can be delivered as an RS 485 interface Time code outputs Introduction The transmission of coded timing signals began to take on widespread importance in the early 1950 s Especially the US...

Страница 10: ...SBS time of day AFNOR 100pps amplitude modulated sine wave signal 1 kHz carrier frequency BCD time of year complete date SBS time of day output level adapted IEEE1344 Code according to IEEE1344 1995 1...

Страница 11: ...11 IRIG standard format...

Страница 12: ...12 AFNOR time code format...

Страница 13: ...g n i v a S t h g i l y a D T S D e m i t g n i v a s t h g i l y a d g n i r u d t e s 4 6 n g i S t e s f f O e n o z e m i T 1 0 t e s f f o Z T f o n g i s 5 6 1 d e d o c n e y r a n i b t e s f...

Страница 14: ...k in BCD coded second pulses Once every minute the complete time information is transmitted However GPS164xHS generates time marks repre senting its local time as configured by the user including anno...

Страница 15: ...C 47 63 Hz The voltage feed of the DC variants is done via terminal blocks in the frontpanel of the clock and should have low resistance to minimize spurious emission EMI The AC models include a fuse...

Страница 16: ...increased accordingly e g 600 m with RG213 Powering up the system If both the antenna and the power supply have been connected the system is ready to operate About 10 seconds after power up the receiv...

Страница 17: ...software must be upgraded or modified the new firmware can be downloaded to the internal flash memory using the serial port COM0 There is no need to open the metal case and insert a new EPROM If the...

Страница 18: ...xHS through this connector Assignment of the terminal block The pulse outputs are accessible through the terminal block in the front panel In addition the power supply of variants GPS164DHS and GPS164...

Страница 19: ...ing RxD the receiving line of the GPS164xHS Replacing the lithium battery The life time of the lithium battery on the board is at least 10 years If the need arises to replace the battery the following...

Страница 20: ...ortant GPS system data in the internal RAM backed up by lithium battery lifetime of battery 10 years min PULSE OUTPUTS three programmable outputs GPS164DHS GPS164AHS GPS164DAHS DC insulated by optocou...

Страница 21: ...lated via BNC connector IRIG 3VPP MARK 1VPP SPACE into 50 AFNOR 2 17VSS MARK 0 688VSS SPACE into 50 modulated via DSUB connector Field effect transistor with internal pull up 470 to 5V Data of transis...

Страница 22: ...Q AHS GPS164DAHS GPS164 AQ DAHS 105 mm x 125 5 mm x 104 mm height x width x depth CONNECTORS coaxial BNC connectors for antenna converter unit AM modulated DCF77 output and modulated time code output...

Страница 23: ...23 Front views The following figures are showing the front panels of the variants of the module GPS164xHS Standard Option PhotoMOS relays...

Страница 24: ...575 42 MHz bandwidth 9 MHz CONVERTER local oscillator to converter frequency 10 MHz first IF frequency 35 4 MHz POWER REQUIREMENTS 12V 18V 100mA provided via antenna cable CONNECTOR coax type N female...

Страница 25: ...25 Assembly with CN UB E CN UB 280DC...

Страница 26: ...ours 00 23 mm minutes 00 59 ss seconds 00 59 or 60 while leap second uv clock status characters u clock has not synchronized after reset space 20h clock has synchronized after reset v different for DC...

Страница 27: ...day of the week 1 7 1 Monday hh mm ss the current time hh hours 00 23 mm minutes 00 59 ss seconds 00 59 or 60 while leap second zz time zone indicator Z MEZ European Standard Time daylight saving dis...

Страница 28: ...mm minutes 00 59 ss seconds 00 59 or 60 while leap second v sign of the offset of local timezone related to UTC oo oo offset of local timezone related to UTC in hours and minutes ac clock status char...

Страница 29: ...racter 20h n latitude the following characters are possible N north of equator S south of equator lll llll longitude of receiver position in degrees leading signs are replaced by a space character 20h...

Страница 30: ...ss seconds 00 59 or 60 while leap second ss fractions of seconds 1 10 1 100 A Status A time data valid V time data not valid bbbb bb latitude of receiver position in degrees leading signs are replaced...

Страница 31: ...by ASCII numbers whereas the other characters are part of the time string The groups of characters as defined below T Start character sending with one bit occuracy at change of second yy mm dd the cu...

Страница 32: ...n submenu PC Comport in menu Connection Also transfer rate and framing used by the program are selected in this menu Communication between the clock and the PC comes about only if the GPS serial port...

Страница 33: ...arted by clicking the menu item Help in menu Help In every program window a direct access to a related help topic can be obtained by pressing F1 The help language can be selected by clicking the menu...

Страница 34: ......

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