北斗時間同步服務(wù)器 "Times New Roman"">（GPS校時裝置,GPS mso-hansi-font-family:"Times New Roman"">網(wǎng)絡(luò)時鐘, "Times New Roman"">北斗時間服務(wù)器）是一款智能型的GPS "Times New Roman"">北斗基準(zhǔn)時鐘源，其信號輸出為：脈沖信號（1PPS/M/H "Times New Roman"">，TTL、空接點、差分、24V/110V/220V有源、光）、時間報文（RS232 mso-hansi-font-family:"Times New Roman"">、RS422/485 "Times New Roman"">、光）、IRIG-B "Times New Roman"">信號（422、TTL mso-hansi-font-family:"Times New Roman"">、AC "Times New Roman"">、光）、DCF77 "Times New Roman"">信號、NTP/SNTP "Times New Roman"">協(xié)議網(wǎng)絡(luò)時鐘同步信號、PTP "Times New Roman"">（IEEE1588 "Times New Roman"">）協(xié)議信號、10MHz "Times New Roman"">頻率時間同步信號，可以滿足不同設(shè)備的對時接口要求。其性能可以廣泛地應(yīng)用于對時基要求穩(wěn)定和時基同步要求嚴(yán)格的各種領(lǐng)域, mso-hansi-font-family:"Times New Roman"">如通信、廣播電視、交通運輸、電力、國防、金融、IT mso-hansi-font-family:"Times New Roman"">等。

北斗時間同步服務(wù)器 "Times New Roman"">產(chǎn)品以GPS信號作為時間源，同時可選北斗衛(wèi)星、IRIG-B mso-hansi-font-family:"Times New Roman"">碼、OCX0 "Times New Roman"">、銣原子鐘、CDMA "Times New Roman"">信號等時鐘源，對時精度達(dá)30nS "Times New Roman"">。該裝置采用了分布式結(jié)構(gòu)、閉環(huán)控制、掉電保護、故障自診斷、故障隔離、軟硬件冗余、抗電氣電磁干擾、保護接地等技術(shù)措施。

"Times New Roman"">上海銳呈電氣有限公司是北斗時間同步服務(wù)器專業(yè)提供商！

"Times New Roman"">北斗時間同步服務(wù)器的特點

1．支持單GPS mso-hansi-font-family:"Times New Roman"">、單北斗、單CDMA "Times New Roman"">、雙GPS、雙北斗、 GPS/ mso-hansi-font-family:"Times New Roman"">北斗/CDMA "Times New Roman"">雙系統(tǒng)接收機配置, "Times New Roman"">實現(xiàn)多基準(zhǔn)冗余授時，能夠智能判別GPS "Times New Roman"">信號、北斗信號、CDMA "Times New Roman"">信號、外部B碼時間基準(zhǔn)信號的穩(wěn)定性和優(yōu)劣，并提供多種時間基準(zhǔn)配置方法。

2．選件豐富：該產(chǎn)品可擴展多種接口輸出，1PPM mso-hansi-font-family:"Times New Roman"">、1PPH "Times New Roman"">、IRIG-B "Times New Roman"">、DCF77、NTP/SNTP、IEEE1588、E1 mso-hansi-font-family:"Times New Roman"">、周波鐘、工頻量等；接口數(shù)量可根據(jù)要求擴展，定制多路輸出，接口類型可選。

3．裝置采用全模塊化即插即用結(jié)構(gòu)設(shè)計，支持板卡熱插拔，配置靈活，維護方便，同時為將來電廠/ mso-hansi-font-family:"Times New Roman"">變電站改造擴建時增加或更改對時信號接口提供了方便。

"Times New Roman"">北斗時間同步服務(wù)器技術(shù)指標(biāo)：

1、GPS mso-hansi-font-family:"Times New Roman"">接收器接收頻率：1575.42MHz "Times New Roman"">；接收靈敏度：捕獲〈-160dBW "Times New Roman"">，跟蹤〈-163dBW "Times New Roman"">；捕獲時間：裝置冷啟動時，〈3min "Times New Roman"">，裝置熱啟動時，〈15S "Times New Roman"">；內(nèi)部電池類型：鋰電池，電池壽命：≮25000h "Times New Roman"">。

2、北斗接收器：通道：6 mso-hansi-font-family:"Times New Roman"">；接收靈敏度：-157.6dBW "Times New Roman"">；失鎖重捕時間：≤1 "Times New Roman"">秒；1PPS精度：優(yōu)于100nS mso-hansi-font-family:"Times New Roman"">。

3、輸出頻率：　　　　　　　10MHz mso-hansi-font-family:"Times New Roman"">、1PPS

mso-hansi-font-family:"Times New Roman"">輸出電平：　　　　　　　1PPS "Times New Roman"">輸出方波TTL "Times New Roman"">電平

                        10MHz "Times New Roman"">輸出正弦波12.5dBm

1PPS精度：                   "Times New Roman"">優(yōu)于20nS

10MHz頻率精度：≤1.2 mso-hansi-font-family:"Times New Roman"">×10-12/24h "Times New Roman"">平均

mso-hansi-font-family:"Times New Roman"">諧波：-40dBc

mso-hansi-font-family:"Times New Roman"">雜散：-70dBc

4、對時精度：脈沖、B mso-hansi-font-family:"Times New Roman"">碼：0.1 "Times New Roman"">μS，串口：10 mso-hansi-font-family:"Times New Roman"">μS "Times New Roman"">，NTP/SNTP "Times New Roman"">：1-10ms "Times New Roman"">，PTP:70 ns "Times New Roman"">；

5、網(wǎng)口支持協(xié)議：NTP/SNTP ，ARP mso-hansi-font-family:"Times New Roman"">，UDP/ Time "Times New Roman"">，Telnet "Times New Roman"">， TFTP，SNMP mso-hansi-font-family:"Times New Roman"">，ICMP "Times New Roman"">，DHCP，MD5 mso-hansi-font-family:"Times New Roman"">，NTP V4 "Times New Roman"">，V3，V2 mso-hansi-font-family:"Times New Roman"">，V1 "Times New Roman"">，NTP SERVER "Times New Roman"">或NTP Client "Times New Roman"">可選擇。

6、平均無故障間隔時間(MTBF) mso-hansi-font-family:"Times New Roman"">≥300000 "Times New Roman"">小時；平均維修時間（MTTR "Times New Roman"">）：一般不大于30 "Times New Roman"">分，正常使用條件下無須維護。

7、物理及環(huán)境參數(shù)

   "Times New Roman"">尺寸： 19英寸1U mso-hansi-font-family:"Times New Roman"">機架式機箱（根據(jù)接口數(shù)量可定制為2U mso-hansi-font-family:"Times New Roman"">、3U "Times New Roman"">機箱）

   "Times New Roman"">重量： <3.8Kg

   "Times New Roman"">電源： 220V "Times New Roman"">±20%  47Hz mso-hansi-font-family:"Times New Roman"">～63Hz "Times New Roman"">功耗： <20W

   "Times New Roman"">工作溫度：-10 "Times New Roman"">℃～ 50℃

   "Times New Roman"">存貯溫度：-25 "Times New Roman"">℃～ 85℃

   "Times New Roman"">濕度： 95％無冷凝

"Times New Roman"">以上是北斗時間同步服務(wù)器的簡介，更詳細(xì)介紹請咨詢。