XL-GPS - Sematron
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1. management software for easy distribu tion management and monitoring of time across the network is also available Programmable Pulse Output The Programmable Pulse Output option is a software option that provides a user configurable TTL level pulse output that can be used to supply a precisely synchronized trigger pulse at specific times or provide periodic pulse outputs The rising edge of the trigger output may be programmed with microsecond resolution for fine control The periodic pulse rates supports several popular frequencies such as 1 PPS 1 PP 10 SEC 1 PPM 1 PP 10 MIN 1 PPH 1 PP 10 HR 1 PPD 1 PP 10 DAYS or 1 PP 100 DAYS are available The pulse width is also programmable The pulse is supplied via a rear panel BNC SPECIFICATIONS PROGRAMMABLE PULSE OUTPUT PPO 87 8024 e Range 500kHz to 1 PP Year integer multiples of 1 uS e Pulse width Programmable in 1uS steps up to 1 year e On time edge Rising e Amplitude TTL Levels into 50Q e Accuracy 200nSec Sandpiper House Aviary Court Wade Road Basingstoke Hampshire RG24 8GX UK T 44 0 1256 812 222 F 44 0 1256 812 666 E sales sematron com www sematron com Making waves Datasheet Rev A Jan 12 SEMATRON X XL GPS OPTIONS Frequency Measurement The Frequency Measurement is a software option that provides the ability to precisely measure the frequency of an externally applied 1 5 or 10 MHz signal Measurement resolution2. 40 Amplitude TTL into 508 Connector BNC female Optional Programmable Pulse Output PPO Optional Frequency Measurement Default disabled Frequency 1 5 10 MHz Range 1000 x10 mpedance 1kQ or 50Q Standard 1PPS output Pulse width 20 us 1us on the rising edge on time TTL into 502 Connector BNC female Below J1 Format AM or DC code IRIG B120 B000 IEEE 1344 NASA 36 AM Code 3 Vpp into 50Q 10 ratio 3 1 10 DC Code TTL into 50 Accuracy to 1PPS AM 10 usecs DCLS 500 nsecs Connector BNC female Below J2 Open collector Max 25V 50 mA Connector BNC female Below J3 SYMMETRICOM INC 2300 Orchard Parkway San Jose California 95131 1017 tel 408 433 0910 fax 408 428 7896 info symmetricom com www symmetricom com DISCREET OUTPUT SIGNALS e 10 MHz Output Amplitude 13dBm into 50Q Synchronization Coherent to standard 1PPS within 10 nsec Connector BNC female e 1PPS Output Amplitude gt 2V into 50 Synchronization 20 nsecs to standard 1PPS Connector BNC female Left of 10 MHz MECHANICAL ENVIRONMENTAL e Time and frequency system Power Voltage 90 260 Vac 110 300 VDC Frequency 47 63 Hz Connector IEC 320 Size Welya X17 XIN 4 44 cm x 43 4 cm x 38 9 cm Standard 19 48 26 cm EIA rack system hardware included 0 C to 50 C 32 F to 122 F 55 C to 85 C 67 F to 185 F Operating temperature Storage temperature Humid
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4. Datasheet Rev A Jan 12 XL GPS Time and Frequency Receiver KEY FEATURES 12 Channel GPS Receiver with TRAIM Accurate to 30 Nanoseconds RMS UTC USNO Frequency Accuracy to 1x10 12 Vibrant LCD Display and Keypad Time code reader generator e Selectable Pulse Rates from 1PPS to 10 MPPS 10 MHz Frequency Output Standard e Ethernet Network Port Telnet SNMP and Serial Port for Monitoring and Control Network Time Server NTP Option Option Module Bay Supports Expansion Module Alarm Relay 1 5 10 MHz Frequency Module Multicode Time Code Module Measurement Options Time Interval Event Timing Frequency Measurement KEY BENEFITS 12 channel GPS receiver provides high accuracy UTC time and frequency reference e Built in network port facilitates remote monitoring configuration and control e Easy setup via front panel display and keypad e Multiple options available to extend signal generation and measurement capability Robust time code generation supports virtually any time code application RoHS 5 6 Compliant Remotely Software Upgradable The XL GPS Time and Frequency Receiver is a high performance cost effective GPS based instrument that generates precise time and frequency signals referenced to Coordinated Universal Time UTC This high value networked managed instrument is an excellent solution for test and measurement central timing systems process autom
5. GPS RECEIVER Receiver input Tracking Acquisition time 1 PPS output accuracy e Frequency output accuracy e Frequency timing Allan Deviation stability Aging 1575 42 MHz L1 C A code Coarse acquisition Position accuracy typical 10 m RMS tracking 4 satellites 12 parallel channels Multi satellite ensembling with TRAIM Cold start lt 20 min typical UTC USNO 30 nS RMS 100 ns peak 1x 10 a 1 day TCXO std 1x 10 a 1 sec 2 x 10 1000 sec 1x 10 a 1 day 5x10 9 day OCXO optional 1x 10 1 sec 1x 10 1000 sec 1x 10 Q 1 day TIME CODE READER GENERATOR Codes IRIG A B IEEE 1344 NASA 36 STANDARD CPU INPUT OUTPUT SIGNALS Serial 0 Network interface J1 Code input e J2 Rate Output e J3 FM Input e 1PPS Output e Code out e Alarm ae ais Symmetricom RS 232 422 User selectable up to 19 2 kbps Connector Male 9 pin D subminiature Standard 10 100 Base T RJ 45 Protocols Telnet and SNMP for the user interface FTP for firmware upgrades Optional NTP server AM or DC code IRIG B120 B000 IEEE 1344 NASA 36 AM Code 0 5 Vpp to 10 Vpp 100 kQ ratio 3 1 10 DC Code Logic low lt 1 5 V Logic Hi gt 2 5 mpedance 100kQ AM or 508 DCLS Polarity positive or negative Connector BNC female Optional TI ET input Rate 1 PPS 10 PPS 100 PPS 1kPPS 10kPPS 100kPPS 1 MPPS 5 MPPS 10 MPPS default Duty cycle 50 and 60
6. able output signal types are as follows e Time Code AM DC Format mirrors XL GPS standard code output IRIG A B IEEE 1344 or NASA 36 e Alarm e Rates 1 PPS 1 kPPS 10 kPPS 100 kPPS 1 MPPS 5 MPPS 10 MPPS e Programmable Pulse Requires PPO option to be installed e Alarm Relay 87 8134 2 SPECIFICATIONS EXPANSION MODULE 87 8134 1 EXPANSION MODULE W ALARM RELAY 87 8134 2 General Connector Female BNC Quantity 4 Time Code e Format IRIG A B IEEE 1344 or NASA 36 e Amplitude AM 3 0 Vp p 1V into 50 e Ratio AM 3 1 10 e Amplitude DC TTL into 50Q e Phasing In phase with carrier 10uS Alarm e Active High Alarm state e Amplitude TTL Levels into 50 Rates e Rate 1 PPS 1 KPPS 10 kPPS 100 kPPS 1 MPPS 5 MPPS 10 MPPS e Duty cycle 60 40 10 e Amplitude TTL Levels into 50 Programmable Pulse Optional e On time edge Rising e Amplitude TTL Levels into 50 Alarm Relay 87 8134 2 e Connection Terminal strip COM NO NC e Max Voltage 48 VAC VDC e Max Current 2A a 24 VDC 2010 Symmetricom Symmetricom and the Symmetricom logo are registered trademarks of Symmetricom Inc All other trademarks are the property of their respective companies All specifications subject to change without notice DS XL GPS OPTS 0510PDF 5 Sandpiper House Aviary Court Wade Road Basingstoke Hampshire RG24 8GX UK T 44 0 1256 812 222 F 44 0 1256 812 666 E sales sematron com www
7. ased performance during short intervals The collected data is available via the serial or the Telnet port SPECIFICATIONS TIME INTERVAL EVENT TIMING TI ET 87 8026 INPUT FREQUENCIES e Rate 1 PPS e High level Logic Hi gt 1 25V lt 10V e Low level Logic Low lt 1 25V gt 0V e Active edge Rising Positive e Pulse width 100 nS minimum e Input impedance gt 1k or 50 TIME INTERVAL FEATURE e Measurement Rate 1 per second Resolution 5 nS Accuracy 5 nS clock accuracy Range 0 0 to 1 year Display Time into the second updated once per second is displayed to the nanosecond until another event occurs or until the TIME STATUS or POSITION push button is pressed EVENT TIMING FEATURE e Measurement Rate 10 second or 100 second burst Resolution 5 nS Accuracy 5 nS clock accuracy Range 0 0 to 1 year Display Event Time occurrence hundreds of days through nanoseconds is displayed until another event occurs or until the TIME STATUS or POSITION push button is pressed For clock accuracy see accuracy of host unit Sandpiper House Aviary Court Wade Road Basingstoke Hampshire RG24 8GX UK T 44 0 1256 812 222 F 44 0 1256 812 666 E sales sematron com www sematron com Making waves Datasheet Rev A Jan 12 SEMATRON X XL GPS OPTIONS Oscillators Symmetricom s XL GPS receiver takes full advantage of the excel lent long te
8. ation range timing and power industry applications The XL GPS is a part of Symmetricom s ultra precise model XLi time and frequency family of products The XL GPS offers cost effective functionality and ease of use where the XLi offers modularity and extensibility through multiple option slots and modules At the XL GPS core is a high performance dis ciplined oscillator The internal time optimized GPS receiver provides exceptional accuracy for time lt 30 nanoseconds to UTC and frequency better than 1x10 12 A high performance oven oscillator option is available for improved stability and holdover performance A robust time code reader synchronizes to an existing time code as an alternative or backup to GPS Time codes supported include IRIG A B IEEE 1344 and NASA 36 in both amplitude modulated and DC level shift formats The XL GPS generates signals to synchronize a broad array of time and frequency equipment Standard outputs include a 10 MHz sine wave and pulse rates from 1 pulse per second PPS to 10 mega pulses per second MPPS A time code generator output supports synchroniza tion of remote devices SEMATRON X ee Symmetricom Easy configuration control and monitoring is provided with multiple user interfaces The bright LCD front panel display and keypad sup ports a convenient interface with at a glance system status or time of day The built in network port supports remote operation via telne
9. e Aviary Court Wade Road Basingstoke Hampshire RG24 8GX UK T 44 0 1256 812 222 F 44 0 1256 812 666 E sales sematron com www sematron com Making waves Datasheet Rev A Jan 12 XL GPS Options For Customizing the XL GPS Time and Frequency Receiver OPTIONS Symmetricom makes it easy to configure the XL GPS Time and Frequency Receiver to meet your specific application needs with a variety of hardware and software options Frequency Measurement Whether your application demands network time protocol service measurement capability or expanded time and frequency outputs all it takes Is the proper configuration of the instrument Software e Network Time Server Time Interval Event Timing Programmable Pulse Output Hardware Not sure how to achieve what you want Simply call Symmetricom s time and frequency 1 5 10 MHz MPPS Frequency Outputs experts You can also configure your own Multicode Output for IRIG A B E G H L GPS system online at XR3 2137 and NASA 36 www symmetricom com Oven Oscillator Upgrades Expansion Module 4 outputs Expansion Module 4 outputs with Alarm Relay SEMATRON X aie ar Symmetricom The powerful options make it easy to adapt your XL GPS configuration if your applica tion needs change The XL GPS can accommodate multiple software options and one hardware option module If addi tional outputs are required the XLi Time and Freq
10. four precise sine wave or square wave through four BNC outputs These outputs are phased locked to the host receiver s disciplined reference oscillator They are automatically enabled upon power up and are Independently selectable by the user with no configuration setup required Outputs are preconfigured at the factory Please specify desired outputs on the sales order SPECIFICATIONS 1 5 10 MHZ MPPS OUTPUT 87 8108 1 5 or 10 MHz OUTPUT e Amplitude 1 Vrms into 50 e Harmonic distortion 30 dBc e Synchronization Phase locked to the clock 10 MHz e Accuracy Function of input synchronization source GPS IRIG e Connector Female BNC 1 5 or 10 MPPS OUTPUT e Amplitude TTL into 50Q e Duty cycle 50 e Synchronization Phase locked to the clock 10 MHz e Accuracy Function of input synchronization source GPS IRIG SYMMETRICOM INC 2300 Orchard Parkway San Jose California 95131 1017 tel 408 433 0910 fax 408 428 7896 info symmetricom com www symmetricom com oa eae Symmetricom Expansion Module oa The Expansion Module Is a versatile option that expands the number of standard time code and pulse rate outputs from the XL GPS Four independent user configurable outputs are provided The output sig nals are selectable via an on module rotary switch Specify output sig nal configuration at time of order A version of the module is also avail able supporting an alarm relay output The avail
11. ing 5 x 10 per 24 hours Multicode Output e Programmable formats e Up to four code outputs e Codes available IRIG A B E G H XR3 2137 and NASA 36 Select the various time code formats by using any of the three interfaces available the front panel keypad and display the RS 232 422 serial port or the standard network port The available time code format menu contains IRIG A B E G H XR3 2137 and NASA 36 SPECIFICATIONS MULTICODE OUTPUT 87 6002 XL1 Amplitude modulated Amplitude into 508 0 3 Vpp adjustable via internally accessible potentiometer Amplitude into 600 0 10 Vpp adjustable via internally accessible potentiometer Modulation ratio 2 1 to 5 1 adjustable via internally accessible potentiometer Connector BNC Quantity 4 Output impedance 25 Accuracy Function of input synchronization source GPS IRIG e Time codes IRIGA 130 IRIGA 133 IRIGB120 IRIG B123 IRIGE 111 IRIGE112 IRIGE121 IRIGE 122 IRIG G 141 IRIGG142 IRIGH111 IRIGH 112 IRIG H 121 IRIGH 122 2137 XR 3 NASA 36 All codes in 24 hour format Time references Standard UTC GPS or Local Compliance RoHS Category 9 Exempt Sandpiper House Aviary Court Wade Road Basingstoke Hampshire RG24 8GX UK T 44 0 1256 812 222 F 44 0 1256 812 666 E sales sematron com www sematron com Making waves Datasheet Rev A Jan 12 SEMATRON X XL GPS OPTIONS 1 5 10 MHz MPPS The 1 5 10 MHz MPPS Output card provides
12. is better than 120 x 10 with only a 1 second averaging time It supports a periodic zero dead time mode of operation as well as a single shot measurement on demand mode The measurement interval can be specified in integer seconds over the range of 1 to 100 000 seconds Frequency measurement results appear on the front panel display and are output via the network and serial ports SPECIFICATIONS FREQUENCY MEASUREMENT 87 8025 INPUT FREQUENCIES e Keypad selectable frequencies of 1 5 10 MHz Input Level 1 0 to 10 Vpp Input Impedance 1kQ or 50Q Measurement Range 1 x 10 maximum offset compares the external frequency under test directly to the clock s disciplined oscillator Input Frequency 1 MHz 5 MHz 10 MHz Resolution 120x10 a 1 second 12x10 a 10 seconds 1x10 100 seconds e Accuracy TCXO 1x10 a 1 second 2x10 a 100 seconds 1x10 1 day Ovenized quartz 1x10 a 1 second 1x10 a 100 second 1x10 1 day Time Interval Event Timing TIME INTERVAL The Time Interval function is a software option that provides the user with the ability to precisely measure the interval between the time of occurrence of the clock derived 1 Hz reference pulse and the rising edge of the user supplied 1 Hz pulse EVENT TIMING The Event Timing feature offers the capability of locating the time of occurrence of the rising edge of the applied pulse with respect to the time of year A burst mode provides incre
13. ity 95 non condensing Display Graphics 120 X 16 LCD One line for time and day of year TOD Two line display for status messages and user input Keypad Includes numeric 0 9 left right up down CLR Enter time key status key and menu key e Antenna Size 3 Dia x 3 H 7 62 cm x 7 62 cm Input BNC female to GPS receiver TNC on antenna Power 12 Vdc 55 C to 85 C 67 F to 185 F 55 C to 85 C 67 F to 185 F 95 non condensing UL FCC CE RoHS 5 6 and C UL Operating temperature Storage temperature Humidity Certification OPTIONS Network Time Server on standard network port Oscillator Upgrade OCXO 1 5 10 MHz MPPS Output Module Multicode Output Expansion Module Alarm Relay Frequency Measurement FM Time Interval Event Timing TI ET Programmable Pulse Output PPO Extended cable lengths 75 1500 GPS In line amplifier for extended cable runs up to 300 91 m GPS Antenna down up converter for long cable runs up to 1500 457 m Antenna splitter kit Lightning arrestor a SERIALIO Jie JQ 9 D a et t i 1 PPS CODE ALARM kA XL GPS Rear View with Expansion Module 1530 602 1 2010 Symmetricom Symmetricom and the Symmetricom logo are registered trademarks of Symmetricom Inc All other trademarks are the property of their respective companies All specifications subject to change without notice DS XLGPS D 0510 PDF Sandpiper Hous
14. mation on the health and sta tus of the NIP server and the primary time synchronization source is available by using the SNMP protocol Enterprise MIB Also MDd security protocol is included to authenticate NTP client server communication The standard network port when factory enabled serves as the NTP server via an RJ 45 Ethernet connector e Network transport protocol TCP IP No additional hardware is needed for this option it utilizes the XL GPS standard network port leaving the option slot available SPECIFICATIONS NETWORK TIME SERVER OPTION 87 8017 NETWORK PROTOCOLS e Network time protocols NTP v3 v4 RFC 1305 SNTP RFC 1769 TIME RFC 868 MD5 RFC 1321 e Other protocols Telnet RFC 854 FTP RFC 959 MIB II RFC 1213 SNMP v2 Enterprise MIB II RFC 1157 e Simple Network Management Protocol SNMP SNMP provides the network administrator with network status and statistics This feature implements SNMP versions 1 amp 2 and Management Information Base MIB and II e Network interface 10 100 Base T Ethernet e Network time accuracy 1 to 10 mS typical e Accuracy Function of input synchronization source IRIG or GPS CLIENT SOFTWARE An NTP client daemon is required for client side synchronization with any network time server Included with the NTP option is Symmetricom s SymmTime NTP client for Windows 95 98 NT 2000 XP Vista Comprehensive Domain Time time client server amp
15. rm stability of the GPS system to steer or discipline the instrument s local oscillator This process dramatically enhances performance by removing the long term aging and drift of the oscillator without operator intervention Symmetricom provides a full spectrum of ultra precise frequency reference standards for every application The upgrades to the XL GPS standard Temperature Compensated Voltage Controlled Crystal Oscillator TCVCXO is the Ovenized Crystal Oscillator OCXO For applications requiring higher performance oscillators the XLi offers rubidium atomic oscil lators and high stability ovenized oscillators XL GPS Disciplined Oscillator Allan Variance Example 1E 09 m 1E 10 f 1E 11 Allan Deviation 1E 12 f 1E 13 10 100 1000 10000 100000 Tau seconds TCXO 0CXO Hi StabOCXO Rubidium OSCILLATORS SPECIFICATIONS TYPICAL TCVCXO Standard in XL GPS Accuracy Function of input synchronization source GPS IRIG Frequency timing Allan Deviation Stability 1x 10 1 sec 2 x 10 1000 sec 1 x 10 Q 24 hours Temperature 5 x 107 over 0 C to 50 C when not locked to a reference OCXO OSCILLATOR OPTION 87 399 30 Accuracy Function of input synchronization source GPS IRIG 1PPS Frequency timing Allan Deviation Stability 1x 10 1 sec 1 x 10 1000 sec 1 x 10 a 24 hours Temperature 1 x 10 over 0 C to 50 C when not locked to a reference Ag
16. t and SNMP monitoring Local control is supported via a Serial port and an alarm output can drive an alarm monitoring system A number of options are available to extend the Standard suite of functions to meet application requirements The Network Time Server NTS option enables the XL GPS to function as a Stratum 1 Network Time Protocol NTP server to synchronize networked computers and devices The XL GPS can optionally function as a sophisticated measurement device to analyze frequencies and pulses The Frequency Measurement FM option supports analysis of 1 5 10 MHz frequencies The Time Interval Event Timing TI ET option supports precise event pulse time tagging and time interval measurements with 5 nanosecond resolution An option module bay is available to extend the standard set of hardware outputs The Expansion Module provides independent time code and pulse rate outputs A 1 5 10 MHz MPPS module provides additional frequency outputs A Multicode module supports a wide range of IRIG time codes The XL GPS delivers advanced performance at a lower cost with a versatile feature set to meet the most demanding applications XL GPS Time and Frequency Receiver Sandpiper House Aviary Court Wade Road Basingstoke Hampshire RG24 8GX UK T 44 0 1256 812 222 F 44 0 1256 812 666 E sales sematron com www sematron com Making waves Datasheet Rev A Jan 12 SEMATRON X XL GPS SPECIFICATIONS
17. uency System is a available in a 1U and 2U chassis that supports up to 4 and 10 option modules respectively For more than 30 years Symmetricom has defined premium time and synchronization solutions Put our expertise to work for you XL GPS Time and Frequency Receiver XL GPS Time and Frequency Receiver back panel Sandpiper House Aviary Court Wade Road Basingstoke Hampshire RG24 8GX UK T 44 0 1256 812 222 F 44 0 1256 812 666 E sales sematron com www sematron com Making waves Datasheet Rev A Jan 12 SEMATRON X XL GPS OPTIONS Network Time Server on Standard Network Port 1PPS CODE ALARM e Synchronize servers and workstations across the network e High bandwidth NTP capability e High availability time referenced to XL GPS e MD5 security protocol e NTP broadcast mode e SNMP Enterprise MIB e Stratum 1 operation via GPS satellites The high performance Symmetricom Network Time Server NTS represents a breakthrough in network synchronization technology By combining a high speed high capacity network interface and a wide range of network protocol support XL GPS seamlessly integrates into existing networks The NTS distributes time to precisely synchronize client com puter clocks over a network Time is acquired from the host XL GPS and distributed over the network using the Network Time Protocol NTP Client computer clocks can be synchro nized within milliseconds Infor
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