The professional provider of GPS network synchronization clock GPS correcting time device of NTP clock service device, nearly ten thousand on-the-spot stable operation of domestic and foreign every profession and trade of products, quality assurance!
Service device GPS network synchronization clock GPS correcting time device (the LAN clock unifies the synchronizer equipment, NTP time server of the apparatus, network time of NTP clock, GPS clock server, GPS school hour device) Regard GPS signal as the time source, available at the same time time such as the Big Dipper signal, IRIG-B yard, OCXO, rubidium atomic clock, CDMA signals source, apparatuses such as embedded international popular NTP/SNTP agreement, all computer servers, control devices in the synchronisation network,etc., while realizing the network school, it is the best choice of offering the accuracy, standard, safe, reliable clock synchronization service for network equipment.
Shanghai presents the electric Co., Ltd. products to adopt the constructional design of the whole modularization sharp, not only has realized the full-compatibility of the plate card, has offered abundant signal interface resource and open special interface design platform, possess excellent compatible ability. Can offer multi-channel pulse signal, IRIG-B signal, DCF77 signal, NTP/SNTP agreement signal, PTP( IEEE1588) Agreement signal, time message signal, can meet the interface requirement of correcting time with the apparatus. The products have already been applied to IT extensively, finance, petrochemical industry, government bodies, national defence, broadcasting and TV, communication, electricity, traffic, medical treatment, water conservancy, metallurgy, safety protection, the intersection of person who educate and time service of field serve.
The apparatus adopts surface coating technique to produce, control with the high speed chip, there is no hard disk and fan to design, high to have precision, good stability, the function is strong, does not have accumulated error, not environmental condition restriction, relative elevation of sexual valence, easy to operate, intelligent characteristic of running, non-maintaining etc. of full automaticity such as the climate in the region, suitable for the unattended operation. This device can be computer conferencing, computer application system, the procedure controls the supervising system, the save of E-business system, online B2B system and database safeguards etc. and offers delicate standard time signal and time stamp service systematically.
The technical indicator of service device GPS network synchronization clock GPS correcting time device of NTP clock:
1. The operating temperature of the device: — +70 ¡æ, store the temperature at 20 ¡æ: -40 ¡æ- +85 ¡æ, the humidity: < 95%.
2. Power consumption: ≤ 10W.
3. Power: 220V/110V alternating and direct current adaptation, the duplicate supply is redundant to supply power.
4. Physical dimension: 1U/2U, 19 inches.
5. Clock source: GPS signal, the Big Dipper satellite, IRIG-B yard, OCX0, rubidium atomic clock, CDMA, RS232, 1PPS are available.
6. Have no time between failures (MTBF) equally ≥ 150000 hours; Mean time-to-repair (MTTR) : Greater than 30 generally, life time no less than twenty-year. Needn’t be safeguarded under the normal service conditions!
7. The Big Dipper receiver: Passway: 6; Receiving sensitivity: -157.6dBW; Cold start catches time for the first time: ≤ 2 seconds; Losing lock catches time again: ≤ One second; 1PPS precision: Superior to 100nS.
11. 10MHz time exports: Precision: GPS locks under the state ‘ 24-hour mean value) < 1E-12, under GPS losing lock state (24-hour mean value) < 3E-10, short-term stability: 100ms < 5E-11, 1s: < 1E-11, 10s: < 3E-11, level range: >10dBm, standard sine wave (available rectangular wave) Export, connect: Block BNC.
12. The net mouth supports the agreement: NTP/SNTP , ARP, UDP/ Time, Telnet, SNMP, MD5, ICMP, DHCP, TFTP, NTP V4, V3, V2, V1, NTP SERVER or NTP Client can be chosen.
13. NTP/SNTP throughput: Satisfied request of 20000 periods of time per second;
14. NTP/SNTP time service record: Keep 5000 newly.
15. The lighting arrester of Antenna Feeder: Characteristic impedance: 50Ω ,Hold flux: 20KA, response time <1ns.
16. The antenna length of time service marks and mixes 30m, available 40, 50, 60, 80, 100, 120, 150, 200m or longer.
17. Correct time precision: Pulse, B yard: 0.1μ S, serial port: 10μ S , NTP/SNTP: 1-10ms, PTP: 70 nS;
The characteristic characteristic of service device GPS network synchronization clock GPS correcting time device of NTP clock:
1. The mode of supporting to correct time in single star, suitable for accepting the situation not good of the star result, there are roofs and stick to the window aerial available.
2. Support single GPS, single the Big Dipper, single CDMA, pairs of GPS, pairs of the Big Dipper, GPS / the Big Dipper / CDMA dual system receiver disposition, realize many the intersection of basic reference and redundant time service, can intelligence differentiate the intersection of GPS and signal, the intersection of the Big Dipper and signal, CDMA signals, yards of the intersection of time and stability and quality of reference signal, B of outside, and offer the configurate method of basic references of many kinds of clocks.
3. Pairs of the intersection of CPU and simultaneous working, binuclear processor, CPU of 32-bit microcomputer, characteristic maximal to raise.
4. GPS (the Big Dipper) The receiving antenna have considered especially lightning protection design, stability design, anti-interference are designed, the reliability of signal receive is high, are not limited by region condition and environment.
5. The software of customer end is easy to operate, reveal ocularly, take up the small system resource.
6. Modular construction, it is disposed, dispose the physics isolated 10/100M net mouths of No. 20 at most that NTP/SNTP port quantity can be flexible.
7. The precision is high, synchronous and fast.
8. High-quality technical grade component, high-quality electrical design, the Integrated circuit structure of the high density, make the device have excellent electrical isolation and electromagnetic shielding that behave, the complete machine does not have adjustable device, have improved the interference-free characteristic and reliability guarantee of the clock installation greatly.
9. The device can reveal online that accepts the star number, the synchronous state of the satellite clock installation of the visual display at present through the nixie tube.
10. The characteristics of complete the Big Dipper and GPS signal are monitored, chooses the primary satellite signal automatically or manually.
11. Offer UDP radio agreement, connective LED display screen.
12. Accuracy grade index test of the synchronized clock that the device offers programming TTL pulse signals of No. one for.
13. The device has a plurality of physics isolated mutual independent 10/100M net mouths, the disposition use that a plurality of ports can be flexible, when can be used in and increased the network environment changed constantly; It can be used in different subnets or different isolated networks of physics. In addition, it can be used for using as NTP network management, make the isolated network of two pieces of physics share time server resources.
14. Service when can offer the time school for hundreds of thousands sets of customer end, server, work station at the same time.
15. Support WINDOWS9X/NT/2000/XP / 2003/2008 / vista, network equipment such as operating systems such as LINUX, UNIX, SUN SOLARIS, IBM AIX, HP-UX,etc. and supporting the router, switchboard, intelligent controller of NTP agreement.
16. The constructional design of adopting the whole modularization and using simultaneously of the device, support heat of the plate card to plug, it is flexible to dispose, convenient maintenance, in order to on-the-spot network transformation will come to increase and correct time while extending the port provides convenience at the same time.
17. Support core jump, measure function, two the intersection of clock and the intersection of apparatus and network card can set the same IP address as, both as the redundant backup.
18. Strong from maintainability, after the clock installation can not accept the satellite signal, since punctual ability is superior to 7*10-9 (0.42& mu; S/min) .
19. Support the intersection of power and break down, GPS ‘ The Big Dipper) Lose the dry joint signal and report an emergency and ask for help or increased vigilance.
20. The time double machine hot stand-by in reference source, since thermostatical Jingzhen is punctual.
21. There are many kinds of working status indication, it is easy to operate the making an inspection tour at ordinary times of the attenbant.
22. Support the redundant backup of the duplicate supply.
23. Adopt high performance, switching power supply of the wide-range, have steady operation.
24. Many kinds of configurate methods, easy management and staging.
25. Specialized embedded system, there are not hard disk and fan that are designed, aseismatic design, the system is stable and reliable.
26. The chassis is passed antimagnetically and dealt with, antijamming capability is strong.
27. Offer MD5 cryptographic authentication, prevent obtaining time illegally.
28. The device has ability of self-reset, when because causes the device procedure to make mistakes in interference, Yes normal operation of self-recovery.
29. Complete SNMP network management function.
30. Ocular the intersection of Web and interface and the intersection of NTPM and management software, can realize the intersection of remote network and log on, management, disposition and maintain easily.
31. All outcoming signal of device isolate, export, and net mouth physics isolate each other, antijamming capability is strong.
32. Standard framework type chassis, 1U/2U, 19 inches, it is convenient to install.
The detection of service device GPS network synchronization clock GPS correcting time device of NTP clock is authorized:
China National Measuring Science Research Inst test certificate ( The certificate is numbered: XDsp2008-0295) , East China electricity experimental the intersection of research institute and examining report ‘ Report number: G-34-04) , Chinese Electric Power Research Institute inspection certificate( The telecontrol [the side ] is terminal to examine words 2008 No. 093) , ISO9001: 2008 quality systems are authorized (the certificate is numbered: PRC004565) .
The quality service of the products:
1. Present the clock synchronization products sharp, the free quality is protected in three years, safeguard all one’s life, the software adopts once to buy free staging all the life.
2. Online operating equipment breaks down at the scene, the attenbant reaches the scene (special circumstances in 12 hours in 24 hours) ,Preventive maintenance time is not generally greater than 30 minutes.
3. The reputable engineer offers 24-hour technical support to you, follow & ldquo; Practical & rdquo; , & ldquo; Enough & rdquo; , & ldquo; Work well & rdquo; Principle,offer to you a whole set of solution. If need field installation to debug, our company will select and appoint the experienced, conscientious engineer and get to the scene as soon as possible. Our service goal is & ldquo; All matters, big and small, perfect, the carefree service & rdquo of customer’s whole journey; ,Your requirement is our task, we will cherish every trust of yours, making great efforts to make sure is better.
The typical achievement of service device GPS network synchronization clock GPS correcting time device of NTP clock:
Kingsoft’s petrochemical industry, group of Capital Iron and Steel Co., electricity of Shanghai, Shanghai Subway Line No. eight, subway of magnetic suspansion of Shanghai, Jiangsu moves, Ninghai power plant, Xuchang people’s air defense, Hongchiao Airport of Shanghai, public security bureau of Shanghai, Areva, Honeywell, Laos’ electric project, Uzbekistan’s petroleum project, national Ann supervises the general bureau, court of Yangpu district of Shanghai, Fudan University, electricity of Zhejiang, World Horticultural Exposition Garden, prison of Wuxi, ABB, silver of Shanghai is united, Shanghai-Nanjing highway, East China Sea bridge, 110 warning platforms of Hangzhou, safe urban project in Lishui, long march hospital, one army of Nanjing Military Area Command, group of traffic police of Suzhou, Ningbo digital television, field airport of senior colonel of Nanjing, railway station of Shanghai, chemistry of Shanghai meets an urgent need in the centre, auspicious and authorizing in Siemens, Schneider, Ministry of Public Security, Jiangsu Province public security bureau, Tianjin broadcasting and TV, Ann’s letter digital certificate in Chinese Academy of Sciences, Minhang power plant, south.
The above the intersection of NTP and the intersection of clock and person who serve the intersection of GPS and the intersection of network synchronization and the intersection of clock and GPS correct time brief introduction of device, introduce, please consult in more detailhttp://www.ruicheng-china.cn/ProductShow.asp? ID =159
Contacts: Wei YuanDong
Web site: http://www.ruicheng-china.cn
Address: Yangpu district of Shanghai circles in the air in national Block C of Scien-tech garden No. one of institute of technology of Shanghai of the road No. 128 of the Yin Dynasty