NTP synchronous time server, synchronous clock of the Big Dipper network, LAN

Mar 9th, 2012

Brand: Present sharp

Name: NTP synchronous time server, the Big Dipper network synchronous clock, LAN clock synchronization

Type: K806

About products:

NTP synchronous time server, the Big Dipper network synchronous clock, LAN clock synchronization (GPS network clock synchronization apparatus, NTP time service appearance, synchronous products of PC clock synchronization, time) Regard GPS signal as the intersection of time and source, available the intersection of the Big Dipper and satellite, IRIG-B yard (DCLS) at the same time , OCXO (high steady constant temperature is shaken brilliantly) , time such as CDMA, rubidium atom clock source, inlay the international popular NTP/SNTP agreement, apparatuses such as all computers, controllers in the synchronous network,etc. inside, realize the time service of the network, it is the best choice of offering the accuracy for network equipment, standard, safe, reliable time serves synchronously.

The products are detailed:

Professional provider, the products are running outside China steadily at nearly ten thousand scenes of every profession and trade, quality is guaranteed!
Telephone number: 13918107979,021-51816731,51816732,51816733,Job QQ: 1078860159
Please have a look around more products details: http://www.ruicheng-china.cn/
NTP synchronous time server, the Big Dipper network synchronous clock, LAN clock synchronization (GPS network clock synchronization apparatus, NTP time service appearance, synchronous products of PC clock synchronization, time) Regard GPS signal as the intersection of time and source, available the intersection of the Big Dipper and satellite, IRIG-B yard (DCLS) at the same time , OCXO (high steady constant temperature is shaken brilliantly) , time such as CDMA, rubidium atom clock source, inlay the international popular NTP/SNTP agreement, apparatuses such as all computers, controllers in the synchronous network,etc. inside, realize the time service of the network, it is the best choice of offering the accuracy for network equipment, standard, safe, reliable time serves synchronously. NTP synchronous time server, synchronous clock of the Big Dipper network, the LAN clock synchronization products have already been applied to the finance extensively, communication, electricity, traffic, broadcasting and TV, Ann prevent from, water conservancy, petrochemical industry, metallurgy, national defence, medical treatment, education, government bodies, IT,etc. serve at the school of field.
Present the intersection of company and products, adopt surface stick to, load technology with, produce while being sharp, go on, control so as to the at a high speed chip, there is no hard disk and fan to design, have the intersection of precision and high, the intersection of stability and fine, strong having, accumulating erroring, receiving the intersection of region and climate environmental the intersection of terms and restriction, the intersection of cost performance and characteristic high, easy to operate, non-maintaining function, suit nobody on duty. This product can be a computer network, computer application system, the procedure controls the administrative system, the save of E-business system, online B2B system and database safeguards etc. and offers accurate standard time signal and time to jab and serve systematically.
NTP synchronous the intersection of time and the server, the Big Dipper network synchronous clock, LAN clock synchronization prepare against and adopt the whole module structural design, not only it is all compatible to realize the board card, has offered abundant signal interface resource and open special interface to design the platform, possess excellent compatible ability. Can offer many way NTP/SNTP agreement signals, PTP( 1588) Agreement signal, pulse signal, IRIG-B signal, DCF77 signal, time offer the document, synchronous signal of 10MHz frequency, can meet the interface requirement of correcting time with the apparatus.
The characteristics of the server, the Big Dipper network synchronous clock, LAN clock synchronization apparatus of NTP synchronous time:
1. Module structure, it is disposed, dispose 10/100M network ports that physics isolated of No. 20 at most that NTP/SNTP port quantity can be flexible.
2. Pairs of CPU work at the same time, 32 CPU one pair of nuclear processors, performance is improved greatly.
3. The precision is high, synchronous and fast.
4. Support the single star time service mode, suitable for accepting the situation not good of the star result, there are roofs and stick to the window aerial available.
5. Support single GPS, single the Big Dipper, single CDMA, pairs of GPS, pairs of the Big Dipper, pairs of CDMA, GPS / the Big Dipper / CDMA one pair of systematic receiver dispositions, realize much the intersection of basis and redundant time service, can intelligence differentiate the intersection of GPS and signal, the intersection of the Big Dipper and signal, the intersection of CDMA and signal, yards of the intersection of time and the intersection of basis and stability and quality of signal, B of outside, and offer many kinds of time basis to dispose the method.
6. The performance of complete the Big Dipper and GPS signal is monitored, chooses to mainly use the satellite signal automatically or manually.
7. Keeping ability strong, after the device of the clock can not accept the satellite signal, since punctual ability is superior to 710-9 (0.42μ S/min) .
8. The device has separate 10/100M network port (each port have independent MAC address) that a plurality of physics isolates ,Disposition whose a plurality of port is can flexible use, can use in, increase in the the intersection of network and environment that change constantly; Can also be used in the network that different sub networks or different physics isolate. In addition, can also be used for using as NTP network management, make two networks that physics isolates share time server resources.
9. Service when can offer the time school for hundreds of thousands sets of customer end, server, work station at the same time.
10. 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, exchanger, intellectual controller of NTP agreement.
11. Offer UDP radio agreement, can connect LED display screen.
12. Offer MD5 to encrypt proving, prevents obtaining time illegally.
13. Complete SNMP network management function.
14. 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, it is redundant to be both as and back up.
15. Time the intersection of basis and the intersection of source and dual the intersection of machine and heat back up, constant temperature shake punctual while being brilliant. (available) .
16. Support pairs of redundant to back up power ‘ Available) .
17. Support the intersection of power and break down, GPS ‘ The Big Dipper) Lose (lose the lock) Do the joint signal and report an emergency and ask for help or increased vigilance.
18. Specialized embedded system, there are not hard disk and fan that are designed, aseismatic design, the system is stable and reliable.
19. One grade of components of high-quality industry, high-quality electric design, the high circuit structure integrated in density, make the device have excellent electric segregation and electromagnetic to shield behaving, the complete machine does not have adjustable device, have improved clock device interference-free performance and dependability guarantee greatly.
20. NTP synchronous the intersection of time and the server, the Big Dipper network synchronous clock, LAN clock synchronization GPS ‘ The Big Dipper) The reception antenna have considered preventing thunder design, stability design, anti-interference from being designed especially, the dependability of signal receive is high, are not limited by region condition and environment.
21. All the intersection of output and signal of device isolate, export, and network mouth physics isolate each other, the ability to resist interference is strong.
22. Adopt high performance, wide range switch power, it is steady to work.
23. The machine case is passed antimagnetically and dealt with, the ability to resist interference is strong.
24. There are the devices resetting ability, when because causes the device procedure to make mistakes in interference, can resume normal work automatically.
25. Device offer one No. can compile the intersection of TTL and pulse signal of Cheng, support synchronous accuracy index test of clock.
26. The device can reveal online that accepts the star number, the synchronous state of the animation satellite clock device at present through the digital tube.
27. Many kinds of disposition methods, it is apt to manage and upgrade.
28. The software of customer end is easy to operate, reveal ocularly, it is small to take up systematic resources. (available) .
29. Ocular Web interface and NTPM management software, can realize the log-in of long-range network, management, disposition and maintenance easily.
30. The device adopts the whole module structural design of using simultaneously, support heat of the board card to be inserted and pulled out, it is flexible to dispose, it is convenient to safeguard, 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.
31. There are many kinds of working state instructions, it is easy to operate the making an inspection tour at ordinary times of the attenbant.
32. The holding structure of the shelf, 1U/2U, 19 ” The standard machine case, it is convenient to install.
The detailed parameter that the server, the Big Dipper network synchronous clock, LAN clock synchronization fit of NTP synchronous time:
1. Time source: GPS satellite, the Big Dipper satellite receiver, IRIG-B yard (DCLS) , OCX0 (constant temperature is shaken brilliantly) , CDMA, rubidium atom clock, RS232, 1PPS, 1PPM, 1PPH are available.
2. The device working temperature: — +70 ℃, store the temperature at 20 ℃: -40 ℃- +85 ℃, the humidity: <95%;????:????:-45?~+85?,????:-50?~+90?,??:100%,???
3. Power: 220V/110V alternating and direct current self-adaptation, a pair of power is redundant.
4. Consumption: Less than or equal to 15W.
5. GPS receiver receives the frequency: 1575.42MHz; Receive the sensitivity: Catch <- 160dBW, follow <- 163dBW; Catch time: When it is started that the device is cold, <2min, at the time of the hot starting of the device, <10S; Internal battery type: Lithium battery, battery life-span: ≮ 25000h.
6. The Big Dipper receiver: Passway: 6; Receive the sensitivity: -157.6dBW; The cold starts one to catch time: Less than or equal to 2 seconds; Lock and catch time again in mistake: Less than or equal to one second; 1PPS precision: Superior to 100nS.
7. CDMA receiver frequency: 800MHz.
8. NTP synchronous time server, the Big Dipper network synchronous clock, LAN clock synchronization have no time between failures (MTBF) equally Greater than or equal to 150000 hours; Average maintenance time (MTTR) : Is not generally greater than 30, service life is no less than 20 years. Needn’t be safeguarded under the normal service condition!
9. Correct time precision: Pulse, B yard: 0.1μ S, one bunch of mouths: 10μ S, NTP/SNTP: 1-10ms;
10. 10MHz time exports: Accuracy: GPS locks under the state ‘ 24-hour average) < 1E-12,GPS?????(24?????)<3E-10,?????:100ms <5E-11,1s:<1E-11,10s:10dBm,??

Sinusoidal wave ‘ Available side wave) Export, connect: Block BNC.
11. Phase place noise: < -120dBc 10Hz,< -145dBc 100Hz,< -155dBc 1KHz,< -160dBc 10KHz, < -165dBc 100KHz?
12. NTP/SNTP time service record: Keep 5000 newly.
13. NTP/SNTP throughput: Satisfied request of 10000 periods of time per second;
14. The port of the network supports the agreement: NTP/SNTP , ARP, UDP/ Time, Telnet, ICMP, DHCP, TFTP, SNMP, MD5, NTP V4, V3, V2, V1, NTP SERVER or NTP Client can be chosen.
15. The aerial length of time service marks and mixes 30m, available 50, 60, 70, 80, 100, 120, 150, 200 meters.
16. External dimension: 1U/2U, 19 ” .
17. Day feeder arrester ( Defend the thunder device) : The impedance of characteristic: 50Ω, holds flux: 20KA, response time <1ns. (available one)
The quality services of the server, the Big Dipper network synchronous clock, LAN clock synchronization products of NTP synchronous time:
1. NTP synchronous time server, the Big Dipper network synchronous clock, professional provider of clock synchronization apparatus of LAN, the products are running outside China steadily at nearly ten thousand scenes of every profession and trade, quality is guaranteed.
2. Present the clock synchronization products sharp, the free quality is protected in three years, safeguard all one’s life, the software adopts once to be bought and upgraded free all the life.
3. The apparatus breaks down to run online at the scene, the attenbant reaches the scene (special circumstances in 12 hours in 24 hours) ,Servicing time is not generally greater than 30 minutes.
The detection that NTP synchronous time server, synchronous clock of the Big Dipper network, LAN are with systematic clock synchronization authorizes and typical achievement:
1. The products are authorized and measured: ISO9001: 2008 quality systems are authorized (certificate serial number: PRC004565) , China National Measuring Science Research Inst tests the certificate ‘ Certificate serial number: XDsp2008-0295) , Chinese Electric Power Research Institute inspection certificate( Move [the side> far terminally and examine words 2008 No. 093) , electricity of East China tests the examining report of research institute ‘ Report the serial number: G-34-04) .
2. Typical achievement: Chinese Academy of Sciences, Ministry of Public Security, public security bureau of Jiangsu Province, public security bureau of Shanghai, Suzhou Traffic Administration Bureau, World Horticultural Exposition Garden, prison of Wuxi, platform of unification of three nets of Hangzhou, safe urban project in Lishui, Xuchang people’s air defense, Hongchiao Airport of Shanghai, field airport of senior colonel of Nanjing, railway station of Shanghai, Shanghai Subway Line No. eight, subway line of magnetic suspension of Shanghai, Shanghai-Nanjing highway, East China Sea bridge, chemistry of Shanghai meets an urgent need in the centre, court of Yangpu district of Shanghai, Fudan University, long march hospital, one army of Nanjing Military Area Command, silver of Shanghai is united, Jiangsu moves, Ningbo digital TV, broadcasting and TV of Tianjin, fit the digital certificate of letter and authorize the company, Kingsoft’s petrochemical industry, Baoshan iron and steel plant, electricity of Shanghai, electricity of Zhejiang, Ninghai power plant, auspicious in Minhang power plant, the south, Siemens, Schneider, ABB, Areva, Honeywell, Laos’ electric project, Uzbekistan’s petroleum project.

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