GPS衛(wèi)星對時(shí)裝置(GPS mso-hansi-font-family:"Times New Roman"">電力授時(shí)產(chǎn)品, "Times New Roman"">北斗網(wǎng)絡(luò)校時(shí),GPS "Times New Roman"">衛(wèi)星時(shí)鐘)以GPS mso-hansi-font-family:"Times New Roman"">北斗衛(wèi)星系統(tǒng)為時(shí)間基準(zhǔn),輸出與UTC mso-hansi-font-family:"Times New Roman"">時(shí)間高度同步的秒(1PPS "Times New Roman"">)、分(1PPM "Times New Roman"">)、時(shí)(1PPH "Times New Roman"">)等脈沖信息,以及標(biāo)準(zhǔn)的北京時(shí)間時(shí)、分、秒、公歷年、月、日信息,還可實(shí)現(xiàn)工頻量的測量,并按照相應(yīng)的格式經(jīng)串行口分別輸出日期、時(shí)間、周波鐘、工頻量等信息。裝置有標(biāo)準(zhǔn)RS232 mso-hansi-font-family:"Times New Roman"">、RS422/RS485 "Times New Roman"">、IRIG-B "Times New Roman"">、DCF77、NTP/SNTP、IEEE1588協(xié)議等接口形式。接口數(shù)量可根據(jù)要求擴(kuò)展,并可多路輸出秒、分、時(shí)等脈沖(可隨意轉(zhuǎn)換),方便與相關(guān)設(shè)備的駁接,實(shí)現(xiàn)單向或雙向通訊。
"Times New Roman"">上海銳呈電氣有限公司產(chǎn)品采用SMT
"Times New Roman"">表貼技術(shù)生產(chǎn),以高速芯片進(jìn)行控制,具有精度高、穩(wěn)定性好、功能強(qiáng)、無積累誤差,不受地域、氣候等環(huán)境條件限制、性價(jià)比高和操作方便等特點(diǎn)。廣泛應(yīng)用于電力系統(tǒng)、網(wǎng)絡(luò)同步、通訊、交通管理及國防等需要對時(shí)、記時(shí)、守時(shí)等領(lǐng)域。
GPS衛(wèi)星對時(shí)裝置 "Times New Roman"">的功能特點(diǎn)
1. 可提供多路脈沖信號、時(shí)間報(bào)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(shí)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(shí)間同步信號,可以滿足不同設(shè)備的校時(shí)接口要求。
2.面板顯示北京時(shí)間、日期和可視衛(wèi)星數(shù),4 mso-hansi-font-family:"Times New Roman"">組脈沖的編程狀態(tài)、波特率。
3.并行12 mso-hansi-font-family:"Times New Roman"">通道GPS "Times New Roman"">接收機(jī);6通道北斗衛(wèi)星接收可選配。
4.1PPS(GPS mso-hansi-font-family:"Times New Roman"">)秒脈沖和1PPM "Times New Roman"">分脈沖輸出各一路TTL "Times New Roman"">電平,供測試。
5.四個(gè)按鍵設(shè)置或修改工作參數(shù),查看內(nèi)部數(shù)據(jù),設(shè)置的工作參數(shù)掉電不丟失。
6.網(wǎng)絡(luò)授時(shí)功能RJ45 mso-hansi-font-family:"Times New Roman"">以太網(wǎng)接口與客戶端校時(shí)軟件可選配。
7.脈沖空接點(diǎn)數(shù)量與IRIG mso-hansi-font-family:"Times New Roman"">-B "Times New Roman"">碼輸出的接口數(shù)量可再擴(kuò)展。
8.裝置采用全模塊化即插即用結(jié)構(gòu)設(shè)計(jì),支持板卡熱插拔,配置靈活,維護(hù)方便,同時(shí)為將來電廠/
mso-hansi-font-family:"Times New Roman"">變電站改造擴(kuò)建時(shí)增加或更改對時(shí)信號接口提供了方便。
GPS衛(wèi)星對時(shí)裝置 "Times New Roman"">的技術(shù)參數(shù)
mso-hansi-font-family:"Times New Roman"">物理及環(huán)境參數(shù)
"Times New Roman"">尺寸: 19英寸1U/2U mso-hansi-font-family:"Times New Roman"">機(jī)箱
"Times New Roman"">重量: <3.6Kg
"Times New Roman"">電源:交流或直流,110/220V "Times New Roman"">±20% ,可定做雙電源
"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"">功耗: <15W
mso-hansi-font-family:"Times New Roman"">輸出信號
mso-hansi-font-family:"Times New Roman"">設(shè)備采用全模塊化結(jié)構(gòu)設(shè)計(jì),不僅實(shí)現(xiàn)了板卡全兼容,還提供了豐富的信號接口資源和開放式特殊接口設(shè)計(jì)平臺,具備兼容能力??商峁┒嗦访}沖信號(1PPS/M/H,TTL mso-hansi-font-family:"Times New Roman"">、空接點(diǎn)、差分、24V/110V/220V "Times New Roman"">有源、光)、時(shí)間報(bào)文(RS232 "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(shí)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(shí)間同步信號,可以滿足不同設(shè)備的校時(shí)接口要求。
GPS接收機(jī)
"Times New Roman"">高精度授時(shí)型GPS "Times New Roman"">接收機(jī),授時(shí)精度優(yōu)于30ns
"Times New Roman"">捕獲時(shí)間:冷啟動(dòng)<45 "Times New Roman"">秒 溫啟動(dòng)<38 mso-hansi-font-family:"Times New Roman"">秒熱啟動(dòng)<5 "Times New Roman"">秒 重新捕獲<1 mso-hansi-font-family:"Times New Roman"">秒
"Times New Roman"">接收L1,C/A "Times New Roman"">碼信號-1575.42MHz "Times New Roman"">,BNC接口
"Times New Roman"">跟蹤/捕獲靈敏度:-173dBW /-185dBW
mso-hansi-font-family:"Times New Roman"">抗干擾
"Times New Roman"">在雷擊過電壓、一次回路操作、開關(guān)場故障、二次回路操作及其它強(qiáng)干擾作用下,裝置不誤動(dòng)作。
GPS衛(wèi)星對時(shí)裝置 "Times New Roman"">的硬件規(guī)格
1、機(jī)箱:面板成形,噴涂高溫烘漆保護(hù)
2、面板:高強(qiáng)度鋁合金面板,表面拉絲氧化處理
3、安裝:19 mso-hansi-font-family:"Times New Roman"">英寸機(jī)架
4、輸出接口:
a) 1PPS、1PPM mso-hansi-font-family:"Times New Roman"">脈沖信號(空接點(diǎn))或5V "Times New Roman"">有源脈沖輸出
b) 1PPS、1PPM mso-hansi-font-family:"Times New Roman"">脈沖信號(差分信號,即RS-422 "Times New Roman"">電平)
c) 時(shí)間日期報(bào)文串口(RS232 mso-hansi-font-family:"Times New Roman"">、RS422/RS485 "Times New Roman"">)輸出
d) IRIG-B(DC RS mso-hansi-font-family:"Times New Roman"">-422 "Times New Roman"">)時(shí)碼輸出
e) IRIG-B(DC TTL "Times New Roman"">)時(shí)碼輸出
f) IRIG-B(AC)時(shí)碼輸出
g) DCF77信號輸出
h)NTP/SNTP網(wǎng)絡(luò)對時(shí)信號
5、輸入接口:1 mso-hansi-font-family:"Times New Roman"">路GPS "Times New Roman"">信號輸入,BNC "Times New Roman"">接頭
6、調(diào)試口:板載10 mso-hansi-font-family:"Times New Roman"">針端子排
7、可靠性:平均無故障工作時(shí)間≥10000h mso-hansi-font-family:"Times New Roman"">,抗沖擊:10g "Times New Roman"">加速度,11ms "Times New Roman"">周期。
8、電磁兼容性
"Times New Roman"">以上是GPS
"Times New Roman"">衛(wèi)星對時(shí)裝置的簡介