校(xiao)園數字時(shi)鐘(zhong)(zhong)系(xi)統(tong)(tong)項(xiang)目案例(li)之項(xiang)目背景雄(xiong)安新區位于容(rong)城縣東，該項(xiang)目封閉(bi)式施工，進入(ru)(ru)(ru)(ru)內(nei)部需要(yao)通行(xing)證，子(zi)鐘(zhong)(zhong)項(xiang)目涉及6個(ge)學(xue)(xue)(xue)(xue)(xue)(xue)校(xiao)，分別有德(de)輝學(xue)(xue)(xue)(xue)(xue)(xue)校(xiao)、興賢(xian)初(chu)級中(zhong)(zhong)學(xue)(xue)(xue)(xue)(xue)(xue)、紅杰初(chu)級中(zhong)(zhong)學(xue)(xue)(xue)(xue)(xue)(xue)、樂民小(xiao)學(xue)(xue)(xue)(xue)(xue)(xue)、悅容(rong)小(xiao)學(xue)(xue)(xue)(xue)(xue)(xue)和(he)興賢(xian)高(gao)級中(zhong)(zhong)學(xue)(xue)(xue)(xue)(xue)(xue)，接(jie)(jie)(jie)入(ru)(ru)(ru)(ru)網絡情(qing)況比較好的(de)(de)學(xue)(xue)(xue)(xue)(xue)(xue)校(xiao)是德(de)輝學(xue)(xue)(xue)(xue)(xue)(xue)校(xiao)，其次是興賢(xian)初(chu)級中(zhong)(zhong)學(xue)(xue)(xue)(xue)(xue)(xue)，悅容(rong)小(xiao)學(xue)(xue)(xue)(xue)(xue)(xue)和(he)興賢(xian)高(gao)級中(zhong)(zhong)學(xue)(xue)(xue)(xue)(xue)(xue)未進入(ru)(ru)(ru)(ru)校(xiao)區，子(zi)鐘(zhong)(zhong)接(jie)(jie)(jie)入(ru)(ru)(ru)(ru)情(qing)況很差，因(yin)原因(yin)這6所學(xue)(xue)(xue)(xue)(xue)(xue)校(xiao)緊急放假，并管控外人不得進入(ru)(ru)(ru)(ru)。由(you)于學(xue)(xue)(xue)(xue)(xue)(xue)校(xiao)著急開學(xue)(xue)(xue)(xue)(xue)(xue)，教育局領導在(zai)巡查過程(cheng)中(zhong)(zhong)，認為時(shi)鐘(zhong)(zhong)簡單(dan)，所以(yi)開學(xue)(xue)(xue)(xue)(xue)(xue)必須要(yao)應用(yong)起(qi)來(lai)(lai)，但(dan)現場的(de)(de)交換機(ji)網絡不通，安裝工人不同單(dan)位，能力不同，再(zai)加(jia)上(shang)設(she)計不同，現場系(xi)統(tong)(tong)接(jie)(jie)(jie)入(ru)(ru)(ru)(ru)情(qing)況不理想，甚至有的(de)(de)學(xue)(xue)(xue)(xue)(xue)(xue)校(xiao)接(jie)(jie)(jie)入(ru)(ru)(ru)(ru)交換機(ji)的(de)(de)網線頭(tou)子(zi)都未做。因(yin)此，前期學(xue)(xue)(xue)(xue)(xue)(xue)校(xiao)要(yao)求子(zi)鐘(zhong)(zhong)要(yao)應用(yong)起(qi)來(lai)(lai)，加(jia)之網絡不通，升級和(he)對時(shi)需要(yao)逐臺進行(xing)。工作量(liang)相當(dang)大。GPS子(zi)母鐘(zhong)(zhong)系(xi)統(tong)(tong)具有走時(shi)精細、 操(cao)控方便(bian)、同步運行(xing)等特點，買(mai)GPS同步時(shi)鐘(zhong)(zhong)系(xi)統(tong)(tong)就找(zhao)成都引眾(zhong)數字設(she)備。西藏(zang)地鐵(tie)子(zi)母鐘(zhong)(zhong)功(gong)能

設(she)備選(xuan)型表(biao)序(xu)(xu)號名(ming)(ming)稱說明1北斗主時(shi)(shi)鐘(zhong)(zhong)(zhong)(zhong)YZ-9820B母(mu)(mu)(mu)鐘(zhong)(zhong)(zhong)(zhong)，2U,19英(ying)(ying)寸(cun)(cun)2GPS主時(shi)(shi)鐘(zhong)(zhong)(zhong)(zhong)YZ-9820G母(mu)(mu)(mu)鐘(zhong)(zhong)(zhong)(zhong)，2U,19英(ying)(ying)寸(cun)(cun)4時(shi)(shi)鐘(zhong)(zhong)(zhong)(zhong)監(jian)測管(guan)(guan)理系統(tong)(tong)軟(ruan)件(jian)系統(tong)(tong)5數字式(shi)(shi)子(zi)(zi)鐘(zhong)(zhong)(zhong)(zhong)表(biao)盤指針(zhen)式(shi)(shi)子(zi)(zi)鐘(zhong)(zhong)(zhong)(zhong)，配(pei)合(he)母(mu)(mu)(mu)鐘(zhong)(zhong)(zhong)(zhong)使(shi)用(yong)6指針(zhen)式(shi)(shi)子(zi)(zi)鐘(zhong)(zhong)(zhong)(zhong)數碼管(guan)(guan)/LED數字式(shi)(shi)子(zi)(zi)鐘(zhong)(zhong)(zhong)(zhong)，配(pei)合(he)母(mu)(mu)(mu)鐘(zhong)(zhong)(zhong)(zhong)使(shi)用(yong)7無(wu)線轉發器433MHz免申請頻段(duan)，傳(chuan)輸距離2000米8控(kong)制(zhi)(zhi)器支持遙(yao)控(kong)器方式(shi)(shi)或墻(qiang)壁(bi)嵌入(ru)式(shi)(shi)9天(tian)線及(ji)防(fang)(fang)雷模塊根(gen)據(ju)現場(chang)情況(kuang)選(xuan)擇(ze)配(pei)置(zhi)不(bu)同長度(du)的衛星(xing)天(tian)線設(she)備選(xuan)型表(biao)序(xu)(xu)號名(ming)(ming)稱說明1北斗主時(shi)(shi)鐘(zhong)(zhong)(zhong)(zhong)YZ-9820B母(mu)(mu)(mu)鐘(zhong)(zhong)(zhong)(zhong)，2U,19英(ying)(ying)寸(cun)(cun)2GPS主時(shi)(shi)鐘(zhong)(zhong)(zhong)(zhong)YZ-9820G母(mu)(mu)(mu)鐘(zhong)(zhong)(zhong)(zhong)，2U,19英(ying)(ying)寸(cun)(cun)4時(shi)(shi)鐘(zhong)(zhong)(zhong)(zhong)監(jian)測管(guan)(guan)理系統(tong)(tong)軟(ruan)件(jian)系統(tong)(tong)5數字式(shi)(shi)子(zi)(zi)鐘(zhong)(zhong)(zhong)(zhong)表(biao)盤指針(zhen)式(shi)(shi)子(zi)(zi)鐘(zhong)(zhong)(zhong)(zhong)，配(pei)合(he)母(mu)(mu)(mu)鐘(zhong)(zhong)(zhong)(zhong)使(shi)用(yong)6指針(zhen)式(shi)(shi)子(zi)(zi)鐘(zhong)(zhong)(zhong)(zhong)數碼管(guan)(guan)/LED數字式(shi)(shi)子(zi)(zi)鐘(zhong)(zhong)(zhong)(zhong)，配(pei)合(he)母(mu)(mu)(mu)鐘(zhong)(zhong)(zhong)(zhong)使(shi)用(yong)7無(wu)線轉發器433MHz免申請頻段(duan)，傳(chuan)輸距離2000米8控(kong)制(zhi)(zhi)器支持遙(yao)控(kong)器方式(shi)(shi)或墻(qiang)壁(bi)嵌入(ru)式(shi)(shi)9天(tian)線及(ji)防(fang)(fang)雷模塊根(gen)據(ju)現場(chang)情況(kuang)選(xuan)擇(ze)配(pei)置(zhi)不(bu)同長度(du)的衛星(xing)天(tian)線湖(hu)南高鐵站子(zi)(zi)母(mu)(mu)(mu)鐘(zhong)(zhong)(zhong)(zhong)推薦廠家成(cheng)都引眾(zhong)北斗同步時(shi)(shi)鐘(zhong)(zhong)(zhong)(zhong)采(cai)用(yong)表(biao)面貼(tie)裝(zhuang)技術生產，以(yi)高速芯片進行控(kong)制(zhi)(zhi)，穩定性(xing)好、功能性(xing)強、性(xing)價(jia)比高等(deng)特點。

鐵路時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)鐘同(tong)(tong)(tong)步系(xi)(xi)統(tong)網(wang)絡有下(xia)列(lie)功能(neng)：1.時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)間(jian)(jian)(jian)同(tong)(tong)(tong)步網(wang)為各應用系(xi)(xi)統(tong)提(ti)供統(tong)一標準時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)間(jian)(jian)(jian)信(xin)號(hao)。2.地面時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)間(jian)(jian)(jian)同(tong)(tong)(tong)步節(jie)(jie)(jie)(jie)點具(ju)(ju)備(bei)衛(wei)星接收、地面頻(pin)率(lv)(lv)時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)鐘及(ji)地面鏈路時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)間(jian)(jian)(jian)輸(shu)入、本(ben)地時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)鐘守(shou)時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)、時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)間(jian)(jian)(jian)通(tong)信(xin)號(hao)輸(shu)出及(ji)管理(li)功能(neng)。3.移動列(lie)車時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)間(jian)(jian)(jian)同(tong)(tong)(tong)步節(jie)(jie)(jie)(jie)點具(ju)(ju)備(bei)衛(wei)星接收，本(ben)地時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)鐘守(shou)時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)、時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)間(jian)(jian)(jian)同(tong)(tong)(tong)步信(xin)號(hao)輸(shu)出及(ji)管理(li)功能(neng)。4.時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)間(jian)(jian)(jian)同(tong)(tong)(tong)步節(jie)(jie)(jie)(jie)點應具(ju)(ju)備(bei)工作(zuo)的(de)(de)功能(neng)，當外(wai)部標準時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)間(jian)(jian)(jian)信(xin)號(hao)中(zhong)斷時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)，時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)間(jian)(jian)(jian)同(tong)(tong)(tong)步節(jie)(jie)(jie)(jie)點設備(bei)通(tong)過內置鐘及(ji)頻(pin)率(lv)(lv)同(tong)(tong)(tong)步網(wang)的(de)(de)保(bao)持功能(neng)，提(ti)供時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)間(jian)(jian)(jian)信(xin)號(hao)輸(shu)出。此外(wai)，鐵路時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)鐘同(tong)(tong)(tong)步系(xi)(xi)統(tong)還具(ju)(ju)備(bei)時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)間(jian)(jian)(jian)同(tong)(tong)(tong)步節(jie)(jie)(jie)(jie)點功能(neng)：1.一級時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)間(jian)(jian)(jian)同(tong)(tong)(tong)步節(jie)(jie)(jie)(jie)點通(tong)過衛(wei)星接收設備(bei)獲得標準時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)間(jian)(jian)(jian)。2.在正常情況(kuang)(kuang)下(xia)，一級時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)間(jian)(jian)(jian)同(tong)(tong)(tong)步節(jie)(jie)(jie)(jie)點跟(gen)蹤(zong)衛(wei)星授時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)信(xin)號(hao)。3.在衛(wei)星授時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)信(xin)號(hao)失(shi)效的(de)(de)情況(kuang)(kuang)下(xia)，一級時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)間(jian)(jian)(jian)同(tong)(tong)(tong)步節(jie)(jie)(jie)(jie)點利用源自時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)鐘頻(pin)率(lv)(lv)同(tong)(tong)(tong)步網(wang)的(de)(de)信(xin)號(hao)和內置中(zhong)進行授時(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)。

母(mu)鐘特點：1、母(mu)鐘時(shi)(shi)(shi)(shi)鐘系(xi)(xi)(xi)統(tong)(tong)精度(du)高(gao)(gao)，同步(bu)快(kuai)。2、的(de)(de)(de)(de)工業級(ji)元件(jian)，高(gao)(gao)水(shui)準(zhun)的(de)(de)(de)(de)電氣設計(ji)，高(gao)(gao)密度(du)集(ji)成的(de)(de)(de)(de)電路(lu)結(jie)構，使裝(zhuang)(zhuang)置(zhi)擁有優異(yi)的(de)(de)(de)(de)電氣隔(ge)離和(he)電磁屏蔽(bi)表現，整(zheng)機無(wu)可(ke)調節器件(jian)，極大提高(gao)(gao)了裝(zhuang)(zhuang)置(zhi)抗干擾性(xing)能(neng)與可(ke)靠性(xing)保障。3、母(mu)鐘時(shi)(shi)(shi)(shi)鐘系(xi)(xi)(xi)統(tong)(tong)提供(gong)(gong)一(yi)路(lu)TTL脈沖信號(hao)(hao)供(gong)(gong)時(shi)(shi)(shi)(shi)鐘的(de)(de)(de)(de)準(zhun)確度(du)指(zhi)標測試(shi)。4、母(mu)鐘時(shi)(shi)(shi)(shi)鐘系(xi)(xi)(xi)統(tong)(tong)提供(gong)(gong)網口輸出，供(gong)(gong)電力、電信、金(jin)融、廣電、交(jiao)通(tong)(tong)、安(an)防行業校(xiao)時(shi)(shi)(shi)(shi)服務。5、持單星(xing)授時(shi)(shi)(shi)(shi)模式，適用于收星(xing)效果不(bu)佳的(de)(de)(de)(de)情況，有蘑(mo)菇頭天線(xian)(xian)及吸盤式天線(xian)(xian)可(ke)供(gong)(gong)選(xuan)擇。6、前面板(ban)有工作狀(zhuang)(zhuang)態(tai)指(zhi)示，便(bian)(bian)于運行值班人員的(de)(de)(de)(de)日常巡視。7、母(mu)鐘時(shi)(shi)(shi)(shi)鐘系(xi)(xi)(xi)統(tong)(tong)可(ke)通(tong)(tong)過數(shu)(shu)碼管顯示跟(gen)蹤到的(de)(de)(de)(de)有效衛(wei)星(xing)個數(shu)(shu)，在線(xian)(xian)顯示裝(zhuang)(zhuang)置(zhi)的(de)(de)(de)(de)收星(xing)狀(zhuang)(zhuang)況及工作狀(zhuang)(zhuang)態(tai)。8、母(mu)鐘時(shi)(shi)(shi)(shi)鐘系(xi)(xi)(xi)統(tong)(tong)采用全模塊化(hua)(hua)即插(cha)即用結(jie)構設計(ji)，支(zhi)持板(ban)卡(ka)熱插(cha)拔，配置(zhi)靈活，維護方便(bian)(bian)，同時(shi)(shi)(shi)(shi)為將來電廠/變電站改造擴建(jian)時(shi)(shi)(shi)(shi)增加或更改對時(shi)(shi)(shi)(shi)信號(hao)(hao)接口提供(gong)(gong)了方便(bian)(bian)。9、母(mu)鐘時(shi)(shi)(shi)(shi)鐘系(xi)(xi)(xi)統(tong)(tong)的(de)(de)(de)(de)機箱為進口鋁板(ban)鉻酸鈍(dun)(dun)化(hua)(hua)、拉細(xi)絲啞銀(yin)，經過鈍(dun)(dun)化(hua)(hua)處理的(de)(de)(de)(de)鋁板(ban)，鋁板(ban)鉻酸鈍(dun)(dun)化(hua)(hua)使其(qi)表面形成了一(yi)層致密的(de)(de)(de)(de)鈍(dun)(dun)化(hua)(hua)膜(mo)可(ke)以達(da)到抗腐蝕的(de)(de)(de)(de)目(mu)的(de)(de)(de)(de)，現有黑色(se)機箱和(he)銀(yin)白色(se)機箱可(ke)供(gong)(gong)用戶選(xuan)擇。找(zhao)時(shi)(shi)(shi)(shi)鐘系(xi)(xi)(xi)統(tong)(tong)優先成都引眾數(shu)(shu)字設備有限公(gong)司，精細(xi)度(du)高(gao)(gao)、高(gao)(gao)性(xing)價比、值您(nin)信賴！

金融機(ji)構是(shi)那(nei)些從事(shi)銀行、保(bao)險、和、財務(wu)咨詢、投資(zi)和支(zhi)付卡行業(ye)的(de)(de)(de)(de)(de)企業(ye)。金融市場對高(gao)度準(zhun)確(que)時(shi)間戳有更(geng)高(gao)層次要求(qiu)，依靠(kao)傳統的(de)(de)(de)(de)(de)網絡NTP取時(shi)，已難(nan)于滿(man)足當(dang)下所(suo)需，由此對高(gao)精(jing)度時(shi)間同步提出(chu)了更(geng)高(gao)的(de)(de)(de)(de)(de)要求(qiu)。在現有金融系統中(zhong)，盡(jin)管(guan)為數眾多(duo)的(de)(de)(de)(de)(de)數據(ju)處理(li)中(zhong)心的(de)(de)(de)(de)(de)計算(suan)機(ji)、后臺服務(wu)器可(ke)(ke)能會存(cun)在時(shi)間偏差，從而(er)無法以更(geng)為公正、更(geng)為合理(li)、更(geng)為公平(ping)的(de)(de)(de)(de)(de)方式準(zhun)確(que)區(qu)分出(chu)用戶請求(qiu)交(jiao)(jiao)易(yi)發生的(de)(de)(de)(de)(de)時(shi)間、優先級(ji)順序等(deng)，影響了證券(quan)交(jiao)(jiao)易(yi)活動的(de)(de)(de)(de)(de)良性運轉(zhuan)。舉個(ge)簡(jian)單(dan)例子(zi)，如(ru)果(guo)是(shi)1ms精(jing)度的(de)(de)(de)(de)(de)證券(quan)交(jiao)(jiao)易(yi)，則在1ms內到(dao)達的(de)(de)(de)(de)(de)交(jiao)(jiao)易(yi)請求(qiu)，均視為同等(deng)交(jiao)(jiao)易(yi)；如(ru)果(guo)證券(quan)交(jiao)(jiao)易(yi)中(zhong)心的(de)(de)(de)(de)(de)時(shi)間精(jing)度到(dao)了1ns，則可(ke)(ke)以將1ms分出(chu)100萬(wan)個(ge)交(jiao)(jiao)易(yi)優先等(deng)級(ji)，這樣(yang)就可(ke)(ke)以區(qu)分1ns級(ji)別的(de)(de)(de)(de)(de)交(jiao)(jiao)易(yi)請求(qiu)的(de)(de)(de)(de)(de)優先順序，進而(er)交(jiao)(jiao)易(yi)更(geng)加公平(ping)、合理(li)、公正。電(dian)力子(zi)母(mu)鐘推薦成(cheng)都引(yin)眾數字設備有限公司。上海機(ji)場子(zi)母(mu)鐘報價

高精(jing)度子母(mu)鐘推薦成都引(yin)眾數(shu)字設(she)備有限公司。西藏地鐵(tie)子母(mu)鐘功(gong)能

標準(zhun)時(shi)(shi)(shi)間(jian)(jian)小(xiao)鐘(zhong)定制型小(xiao)標準(zhun)時(shi)(shi)(shi)間(jian)(jian)掛鐘(zhong)采用數(shu)碼管方式(shi)(shi)顯示。支持通過網絡(luo)NTP或無線方式(shi)(shi)得(de)到(dao)授(shou)(shou)時(shi)(shi)(shi)信號(hao)。顯示格(ge)式(shi)(shi)為：年、月、日、時(shi)(shi)(shi)、分、秒、星(xing)期。具備(bei)搖控(kong)開關(guan)機功(gong)(gong)能(neng)。NTP網絡(luo)授(shou)(shou)時(shi)(shi)(shi)同步精(jing)度(du)優(you)于5ms，無線授(shou)(shou)時(shi)(shi)(shi)同步精(jing)度(du)優(you)于25ms,24小(xiao)時(shi)(shi)(shi)守時(shi)(shi)(shi)精(jing)度(du)優(you)于20ms；長寬(kuan)厚尺寸分別為486×187×51單位mm；220V電(dian)源供電(dian)，電(dian)線長度(du)不少(shao)于1.5m；搖控(kong)方式(shi)(shi)具有(you)避免其他信號(hao)干擾(rao)功(gong)(gong)能(neng)。通過網絡(luo)遙控(kong)有(you)登錄(lu)密碼功(gong)(gong)能(neng)，無線信號(hao)增加設備(bei)號(hao)檢驗功(gong)(gong)能(neng)，紅外遙控(kong)器(qi)具有(you)自鎖功(gong)(gong)能(neng)，從而(er)提高設備(bei)的抗(kang)干擾(rao)能(neng)力。西藏地(di)鐵子母鐘(zhong)功(gong)(gong)能(neng)

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