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EPSILONCLOCK

MODEL

EC22S

DUAL

GPS

RECEIVER

USER’S MANUAL

95 Methodist Hill Drive

Rochester, NY 14623

Phone: US +1.585.321.5800

Fax: US +1.585.321.5219

3 Avenue du Canada

91974 Les Ulis, France

Phone: +33(0)1.64.53.39.80

Fax: +33(0)1.64.53.39.81

www.spectracomcorp.com

www.spectracom.fr

Ref. Number 400011-C

Manual Revision C

20 May 2008

Содержание EC22S

Страница 1: ...hodist Hill Drive Rochester NY 14623 Phone US 1 585 321 5800 Fax US 1 585 321 5219 3 Avenue du Canada 91974 Les Ulis France Phone 33 0 1 64 53 39 80 Fax 33 0 1 64 53 39 81 www spectracomcorp com www s...

Страница 2: ...Corporation Specifications subject to change or improvement without notice Spectracom EPSILON CLOCK NetClock Ageless TimeGuard TimeBurst TimeTap LineTap MultiTap VersaTap and Legally Traceable Time ar...

Страница 3: ...notify Spectracom of the claim with full information as to the claimed defect Spectracom products shall not be returned unless a return authorization number is issued by Spectracom Spectracom product...

Страница 4: ...extended coverage...

Страница 5: ...Spectracom Corporation 8194B 8195B 8197B...

Страница 6: ......

Страница 7: ...ors 1 6 1 8 Dimensions and Weight 1 7 1 9 Operating Environment 1 7 1 10 Power Supply 1 7 1 10 1 DC Power Supply Input 1 7 1 10 2 AC Power Supply Input 1 7 1 10 3 Redundancy 1 7 1 11 Terminology 1 8 2...

Страница 8: ...n on Clock Modules 4 2 4 1 5 Clock Switchover 4 3 4 1 6 Distribution Monitoring 4 3 4 1 7 GPS Reception 4 3 4 1 8 Equipment Start up 4 4 4 1 9 Clock Module Hot Plugging 4 4 4 2 Front Panel Control 4 4...

Страница 9: ...2 Updating the Software Version 7 1 7 3 Spare Parts 7 1 7 4 Troubleshooting 7 1 7 4 1 Searching for Alarm Origin 7 1 7 4 2 What Can Be Done 7 3 8 APPENDIX 8 1 8 1 Pin Out of EC22S connectors 8 1 8 1 1...

Страница 10: ...EPSILON CLOCK MODEL EC22S Spectracom Corporation EPSILON CLOCK User s Manual vi...

Страница 11: ...WARNING If the protective conductor s path to ground is broken or defeated the danger of electrical shock to the operator may be present Never break the connection on purpose Before disconnecting the...

Страница 12: ...basic shipment includes the following items EPSILON EC22S Base Unit with two Clock modules Two 48 VDC Bulgin power plugs Two AC leads User s Manual 1 4 1 4 1 4 1 4 Inspection Inspection Inspection Ins...

Страница 13: ...Ethernet port The quality of the internally generated reference Clock is related to the OCXO performance and the high performance tracking algorithm Accuracy in GPS slaving Holdover stability Holdove...

Страница 14: ...MODEL EC22S Spectracom Corporation EPSILON CLOCK User s Manual 1 4 1 7 1 7 1 7 1 7 Front and Rear Panels Front and Rear Panels Front and Rear Panels Front and Rear Panels Figure 1 1 EC22S front panel...

Страница 15: ...d for alarm LOCKED OK Green Red Indicates the current status of the tracking algorithm Red during warm up tracking start and green after locking to a reference input Orange indicates non urgent alarm...

Страница 16: ...th integrated fuse DC POWER 48 VDC Bulgin circular Nominal 48 VDC power supply input One Input and DC DC converter per Clock module provides redundancy Freq 4 option 4 50 BNC Distributed sinus frequen...

Страница 17: ...l DC input voltage conditions 48 Volts DC Maximum Total Power consumption 55 W Two independent input two connectors Protection against polarity reversal 48V and 0V DC input wires are not ground refere...

Страница 18: ...1 PPS driver Pulse signal obtained through division of the frequency driver Holdover If the reference input signal is lost the EPSILON CLOCK maintains the generation of information and of time and fr...

Страница 19: ...eneration 2 1 1 1 Clock Type Type of local oscillator OCXO High Perfromance Clock generated from GPS reference Loop filter type Kalman predictive algorithm 2 1 1 2 Holdover Mode According to EN 300 46...

Страница 20: ...after power up 30 minutes if not a first time power up 2 1 5 10MHz output Number of outputs 8 Port type 50 BNC coaxial Level 12 2dBm with a 50 load Sinewave signal 35dBc harmonic distortion 2 1 5 1 Ph...

Страница 21: ...bit no parity 9 pin SubD female connector The RS232 output in ASCII mode message is Protocol Message CR LF Format selected with same command than front panel one on http server o Day Month Year Hour...

Страница 22: ...nsfer Control Protocol and Internet Protocol TCP IP IP address setting DHCP protocol The EC22S includes a web pages server with HTTP protocol for configuration and status Configuration and status para...

Страница 23: ...be powered from an AC source from a DC source or from both Each side Left or right should be connected to at least one source to power the corresponding Clock module For full redundancy connect two DC...

Страница 24: ...work configuration pages It is then possible to reset the IP address and mode to the factory setting using the Configuration Reset IP address menu on the front panel LCD touch pad 3 4 3 4 3 4 3 4 Conf...

Страница 25: ...mpact PC board running under Linux It exchanges status with the two Clock modules and manages Distribution and Clock switching On one side it is connected to the public IP network and on the internal...

Страница 26: ...ock module must be on to power the module In the same manner the DC plug located on the same side must be connected to power the corresponding module On one Clock module either AC or DC power or both...

Страница 27: ...rence input Before declaring urgent alarm on the EC22S a delay of a few minutes factory programmable is used to confirm the loss of the reference source and the switch to the holdover state with alarm...

Страница 28: ...ributes frequency and 1PPS signals At least one Clock module is needed to supply power and generate a Clock signal The operator must first check that the module to be extracted is a Slave module If no...

Страница 29: ...nter key to enter the operation screen Time is displayed according to the Time Reference parameter U stands for UTC referenced L for Local UTC Local Time Offset G for GPS N for None time never initial...

Страница 30: ...ion mode screen Distribution mode Automatic Back Distribution mode setup manages which Clock module is the Master Clock With the Up Down arrows bring the cursor to the Automatic field Then click the e...

Страница 31: ...the process For an extraction be careful to Extract the Slave Clock only If a Master Clock is extracted while distributing a glitch may occur on the distributed signals Switch off the AC power on the...

Страница 32: ...shutdown 4 3 4 3 4 3 4 3 Alarm Alarm Alarm Alarm Time Connector Time Connector Time Connector Time Connector This SubD9 connector may be used to provide a control switch dry relay contact for any alar...

Страница 33: ...g to the EC22S IP address with a web browser HTTP protocol the user can check the EC22S status modify setup parameters and perform software updates Status web pages are free to access for any user Set...

Страница 34: ...assword iii Power Setup Enable of power supply monitoring alarm protected by password c Clock Status Summary of status and alarms of the EC22S d Tools i Events Logging Display of events history ii Ver...

Страница 35: ...Spectracom Corporation EPSILON CLOCK MODEL EC22S EPSILON CLOCK User s Manual 5 3 5 2 3 Clock Status page...

Страница 36: ...een All functions run as expected no alarm in EC22S b Warning Orange EC22S distributes valid signals referenced to a valid input GPS or External but alarms remain on Slave Clock module on second refer...

Страница 37: ...ssing Red Communication breakdown between Management module and Clock module Synchronization source Gray Selected synchronization source for the module a GPS 1PPS signal of the GPS receiver b External...

Страница 38: ...ed GPS antenna is disconnected or incorrectly powered Use of an antenna splitter produces this message No alarm generated for this reason b Powered GPS antenna is connected and correctly powered c Sho...

Страница 39: ...Synchronization source not allowed by user or not available in this EC22S receiver version Phase Accuracy Estimated phase accuracy has crossed the limit see Clock setup page during a holdover sequenc...

Страница 40: ...t the output c Squelched Red The signal is not delivered at the output d Disabled Gray The signal is not available in this EC22S revision GPS Status Right Left board GPS Latitude Current latitude of t...

Страница 41: ...User s Manual 5 9 5 2 4 Admin Password page A password is necessary to access the setup pages The default password is pwd It can be modifiied in the Network Setup page 5 2 5 Network Setup page This pa...

Страница 42: ...do not apply b No The Dynamic Host Configuration Protocol function isn t available A static IP address is used In this case the operator must fill in the fields that follow 3 IP Address Sub network m...

Страница 43: ...traps report an event alarm or configuration modification by sending a trap message to a destination 1 SNMP RO Community SNMP parameter for get request 2 SNMP RW Community SNMP parameter for set reque...

Страница 44: ...according to GPS Lock b No No trap generated 10 External 1PPS Fault a Yes Generates a trap when the External 1PPS is lost while enabled b No No trap generated 11 Optional Reference source Fault a Yes...

Страница 45: ...ed power source alarm is detected b No No trap generated 17 Clock Mater Slave a Yes Generates a trap when left right Master Clock switchover is performed b No No trap generated 18 Output Fault a Yes G...

Страница 46: ...2S Spectracom Corporation EPSILON CLOCK User s Manual 5 14 5 2 7 Time Reference Setup page This page is used for setting time computation and display parameters synchronization source parameters and D...

Страница 47: ...for fine adjusting manually set time 3 Date format Selection of display format a DD MM AAAA day month year b MM DD AAAA month day year c DD AAAA day of the year year 4 Time reference Choice of referen...

Страница 48: ...d value even if a synchronization reference is available a On Force holdover b Off Normal slaving mode 10 Priority level GPS Programs the priority of the GPS reference source a Priority 1 Highest prio...

Страница 49: ...reference 14 Distribution source mode Set selection mode of the Master Clock for distribution maintenance and debug purposes a Automatic Master Clock is selected automatically by hardware and software...

Страница 50: ...type and length of cable 2 GPS Mode Defines the receiver operating mode regarding the position processing a Automatic The GPS receiver averages during 1 hour the antenna position supplied by the recei...

Страница 51: ...n of the antenna into corresponding fields c Mobile The GPS receiver computes its position continuously so that the EC22S with GPS antenna can be moved 3 Latitude Longitude Altitude Data defining the...

Страница 52: ...e EC22S Alarm and warning refer to status displayed on the Clock Status web page Information relates to configuration or state change Display Filter Select the required type of displayed event on the...

Страница 53: ...EPSILON CLOCK User s Manual 5 21 Module Origin of event EC22S origin relates to general event Clock RIGHT or LEFT relates to specific Clock event 5 2 11 Versions This page displays the version number...

Страница 54: ...h this Upgrade Application page Firmware refers to FPGA components content Two steps are necessary First Upload a New Release from the web client to the EC22S and then Activate New Release Before star...

Страница 55: ...ownloaded version for upgrade Current version is the running version When clicking on Activate button upgrading module is restarted Distributed signal is impacted Once activated Current Version and Pe...

Страница 56: ......

Страница 57: ...GET procedure EC22S Base Unit Clock Status Global status GET Power supply AC L R GET Power supply DC L R GET Outputs Freq GET Outputs 1pps GET CLOCK Status GET CLOCK SFN Status GET CLOCK Master Slave...

Страница 58: ...1pps Trap Setup Master Slave Clock Distribution Mode Set Get Squelch mode Set Get Trap Destination 1 Set Get Trap Destination 2 Set Get Trap Community Set Get Global Trap Enable Set Get Force Holdover...

Страница 59: ...umber PX0410 03S female plug SA3349 1 x3 female contacts 7 4 7 4 7 4 7 4 Troubleshooting Troubleshooting Troubleshooting Troubleshooting Symptoms can be diagnosed from front panel LEDs and using infor...

Страница 60: ...b interface status windows give some information on the input reference sources on the distributed output signals on the frequency generation in the Clock module on the signal distribution and on the...

Страница 61: ...ops software activity on the Clock to be extracted all LEDs goes orange The operator is asked to switch off AC power only on the extraction side Switch off AC power Unfasten the 4 screws of the Clock...

Страница 62: ......

Страница 63: ...ion signal minus 3 RX Reception signal plus 4 5 6 RX Reception signal minus 7 RJ45 channel n 8 Table 8 1 RJ45 Ethernet connector 8 1 2 DC Power Supply 48VDC Assignment for both left and right connecto...

Страница 64: ...is active 1 6 should be used If one wants to get a closed contact when Non Urgent Alarm is active 4 8 should be used If one wants to get an opened contact when Urgent Alarm is active 1 7 should be use...

Страница 65: ...of 24 satellites evenly distributed i around the Earth 8 2 2 Gain calculation To ensure the correct reception of the GPS signal the overall system of antenna cable protection and line amplifier splitt...

Страница 66: ...MODEL EC22S Spectracom Corporation EPSILON CLOCK User s Manual 8 4 For full detailed operation description download application note TF2 GPS antenna installation guide from our web site http www spect...

Страница 67: ...REVISION HISTORY Revision Level ECN Number Description A B Previous Temex Sync issues C First iteration of this Spectracom documentation converted from Temex Sync documentation...

Страница 68: ...n 95 Methodist Hill Drive Rochester NY 14623 www spectracomcorp com Phone US 1 585 321 5800 Fax US 1 585 321 5219 3 Avenue du Canada 91974 Les Ulis France www spectracom fr Phone 33 0 1 64 53 39 80 Fa...

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