校(xiao)(xiao)园数(shu)字时(shi)钟(zhong)(zhong)(zhong)系统项目(mu)(mu)案例之(zhi)项目(mu)(mu)背景雄安新区位于容城县东，该项目(mu)(mu)封闭(bi)式施工(gong)，进入(ru)(ru)内部(bu)需要(yao)通行证，子钟(zhong)(zhong)(zhong)项目(mu)(mu)涉及6个学(xue)(xue)(xue)校(xiao)(xiao)，分(fen)别有(you)德辉学(xue)(xue)(xue)校(xiao)(xiao)、兴(xing)贤初级(ji)(ji)中学(xue)(xue)(xue)、红杰初级(ji)(ji)中学(xue)(xue)(xue)、乐民小学(xue)(xue)(xue)、悦容小学(xue)(xue)(xue)和(he)兴(xing)贤高(gao)级(ji)(ji)中学(xue)(xue)(xue)，接入(ru)(ru)网络情况(kuang)比(bi)较(jiao)好(hao)的(de)(de)学(xue)(xue)(xue)校(xiao)(xiao)是(shi)德辉学(xue)(xue)(xue)校(xiao)(xiao)，其次是(shi)兴(xing)贤初级(ji)(ji)中学(xue)(xue)(xue)，悦容小学(xue)(xue)(xue)和(he)兴(xing)贤高(gao)级(ji)(ji)中学(xue)(xue)(xue)未进入(ru)(ru)校(xiao)(xiao)区，子钟(zhong)(zhong)(zhong)接入(ru)(ru)情况(kuang)很差，因(yin)原因(yin)这6所学(xue)(xue)(xue)校(xiao)(xiao)紧急放(fang)假，并管控(kong)外人(ren)不(bu)得进入(ru)(ru)。由于学(xue)(xue)(xue)校(xiao)(xiao)着急开学(xue)(xue)(xue)，教(jiao)育(yu)局领导在巡查(cha)过程中，认(ren)为时(shi)钟(zhong)(zhong)(zhong)简单，所以开学(xue)(xue)(xue)必(bi)须要(yao)应用起来，但现场的(de)(de)交换机(ji)网络不(bu)通，安装工(gong)人(ren)不(bu)同(tong)(tong)单位，能力不(bu)同(tong)(tong)，再加上设计(ji)不(bu)同(tong)(tong)，现场系统接入(ru)(ru)情况(kuang)不(bu)理(li)想，甚至有(you)的(de)(de)学(xue)(xue)(xue)校(xiao)(xiao)接入(ru)(ru)交换机(ji)的(de)(de)网线头子都未做(zuo)。因(yin)此(ci)，前期学(xue)(xue)(xue)校(xiao)(xiao)要(yao)求子钟(zhong)(zhong)(zhong)要(yao)应用起来，加之(zhi)网络不(bu)通，升级(ji)(ji)和(he)对时(shi)需要(yao)逐台进行。工(gong)作量相当(dang)大。GPS子母(mu)钟(zhong)(zhong)(zhong)系统具有(you)走时(shi)精(jing)细、 操控(kong)方便(bian)、同(tong)(tong)步运行等特点，买GPS同(tong)(tong)步时(shi)钟(zhong)(zhong)(zhong)系统就找成都引众数(shu)字设备(bei)。西藏地铁子母(mu)钟(zhong)(zhong)(zhong)功能

设(she)备(bei)选型(xing)表(biao)(biao)序(xu)号名(ming)(ming)称说明1北(bei)(bei)斗主时(shi)(shi)(shi)钟(zhong)(zhong)(zhong)(zhong)YZ-9820B母(mu)(mu)(mu)(mu)钟(zhong)(zhong)(zhong)(zhong)，2U,19英寸(cun)2GPS主时(shi)(shi)(shi)钟(zhong)(zhong)(zhong)(zhong)YZ-9820G母(mu)(mu)(mu)(mu)钟(zhong)(zhong)(zhong)(zhong)，2U,19英寸(cun)4时(shi)(shi)(shi)钟(zhong)(zhong)(zhong)(zhong)监测管(guan)理(li)系(xi)(xi)(xi)统(tong)软件系(xi)(xi)(xi)统(tong)5数字式(shi)子(zi)钟(zhong)(zhong)(zhong)(zhong)表(biao)(biao)盘(pan)指(zhi)针(zhen)(zhen)(zhen)式(shi)子(zi)钟(zhong)(zhong)(zhong)(zhong)，配合(he)(he)母(mu)(mu)(mu)(mu)钟(zhong)(zhong)(zhong)(zhong)使(shi)(shi)用6指(zhi)针(zhen)(zhen)(zhen)式(shi)子(zi)钟(zhong)(zhong)(zhong)(zhong)数码(ma)管(guan)/LED数字式(shi)子(zi)钟(zhong)(zhong)(zhong)(zhong)，配合(he)(he)母(mu)(mu)(mu)(mu)钟(zhong)(zhong)(zhong)(zhong)使(shi)(shi)用7无线(xian)(xian)(xian)转(zhuan)发(fa)器433MHz免申请频(pin)段(duan)，传(chuan)(chuan)输距(ju)离2000米8控制器支持(chi)遥控器方式(shi)或(huo)墙壁嵌(qian)入式(shi)9天线(xian)(xian)(xian)及防雷(lei)模(mo)块(kuai)根(gen)据(ju)现(xian)场(chang)情(qing)(qing)况选择配置不同(tong)(tong)长度(du)的卫(wei)星天线(xian)(xian)(xian)设(she)备(bei)选型(xing)表(biao)(biao)序(xu)号名(ming)(ming)称说明1北(bei)(bei)斗主时(shi)(shi)(shi)钟(zhong)(zhong)(zhong)(zhong)YZ-9820B母(mu)(mu)(mu)(mu)钟(zhong)(zhong)(zhong)(zhong)，2U,19英寸(cun)2GPS主时(shi)(shi)(shi)钟(zhong)(zhong)(zhong)(zhong)YZ-9820G母(mu)(mu)(mu)(mu)钟(zhong)(zhong)(zhong)(zhong)，2U,19英寸(cun)4时(shi)(shi)(shi)钟(zhong)(zhong)(zhong)(zhong)监测管(guan)理(li)系(xi)(xi)(xi)统(tong)软件系(xi)(xi)(xi)统(tong)5数字式(shi)子(zi)钟(zhong)(zhong)(zhong)(zhong)表(biao)(biao)盘(pan)指(zhi)针(zhen)(zhen)(zhen)式(shi)子(zi)钟(zhong)(zhong)(zhong)(zhong)，配合(he)(he)母(mu)(mu)(mu)(mu)钟(zhong)(zhong)(zhong)(zhong)使(shi)(shi)用6指(zhi)针(zhen)(zhen)(zhen)式(shi)子(zi)钟(zhong)(zhong)(zhong)(zhong)数码(ma)管(guan)/LED数字式(shi)子(zi)钟(zhong)(zhong)(zhong)(zhong)，配合(he)(he)母(mu)(mu)(mu)(mu)钟(zhong)(zhong)(zhong)(zhong)使(shi)(shi)用7无线(xian)(xian)(xian)转(zhuan)发(fa)器433MHz免申请频(pin)段(duan)，传(chuan)(chuan)输距(ju)离2000米8控制器支持(chi)遥控器方式(shi)或(huo)墙壁嵌(qian)入式(shi)9天线(xian)(xian)(xian)及防雷(lei)模(mo)块(kuai)根(gen)据(ju)现(xian)场(chang)情(qing)(qing)况选择配置不同(tong)(tong)长度(du)的卫(wei)星天线(xian)(xian)(xian)湖南高(gao)(gao)铁站(zhan)子(zi)母(mu)(mu)(mu)(mu)钟(zhong)(zhong)(zhong)(zhong)推荐厂家成都引众北(bei)(bei)斗同(tong)(tong)步时(shi)(shi)(shi)钟(zhong)(zhong)(zhong)(zhong)采用表(biao)(biao)面贴装(zhuang)技术(shu)生产，以高(gao)(gao)速(su)芯片进(jin)行(xing)控制，稳定性(xing)好、功能性(xing)强、性(xing)价比高(gao)(gao)等特点。

铁路时(shi)(shi)(shi)(shi)钟(zhong)同(tong)(tong)步(bu)(bu)(bu)系统(tong)网(wang)(wang)络有下(xia)(xia)列功(gong)(gong)(gong)能(neng)：1.时(shi)(shi)(shi)(shi)间(jian)(jian)(jian)(jian)(jian)(jian)同(tong)(tong)步(bu)(bu)(bu)网(wang)(wang)为各应用系统(tong)提供(gong)统(tong)一标准时(shi)(shi)(shi)(shi)间(jian)(jian)(jian)(jian)(jian)(jian)信(xin)号(hao)。2.地(di)面(mian)时(shi)(shi)(shi)(shi)间(jian)(jian)(jian)(jian)(jian)(jian)同(tong)(tong)步(bu)(bu)(bu)节(jie)(jie)点具(ju)备(bei)卫星(xing)(xing)接(jie)(jie)收(shou)、地(di)面(mian)频(pin)率时(shi)(shi)(shi)(shi)钟(zhong)及(ji)(ji)地(di)面(mian)链(lian)路时(shi)(shi)(shi)(shi)间(jian)(jian)(jian)(jian)(jian)(jian)输(shu)入(ru)、本(ben)(ben)地(di)时(shi)(shi)(shi)(shi)钟(zhong)守时(shi)(shi)(shi)(shi)、时(shi)(shi)(shi)(shi)间(jian)(jian)(jian)(jian)(jian)(jian)通信(xin)号(hao)输(shu)出及(ji)(ji)管(guan)理(li)功(gong)(gong)(gong)能(neng)。3.移动(dong)列车时(shi)(shi)(shi)(shi)间(jian)(jian)(jian)(jian)(jian)(jian)同(tong)(tong)步(bu)(bu)(bu)节(jie)(jie)点具(ju)备(bei)卫星(xing)(xing)接(jie)(jie)收(shou)，本(ben)(ben)地(di)时(shi)(shi)(shi)(shi)钟(zhong)守时(shi)(shi)(shi)(shi)、时(shi)(shi)(shi)(shi)间(jian)(jian)(jian)(jian)(jian)(jian)同(tong)(tong)步(bu)(bu)(bu)信(xin)号(hao)输(shu)出及(ji)(ji)管(guan)理(li)功(gong)(gong)(gong)能(neng)。4.时(shi)(shi)(shi)(shi)间(jian)(jian)(jian)(jian)(jian)(jian)同(tong)(tong)步(bu)(bu)(bu)节(jie)(jie)点应具(ju)备(bei)工(gong)作(zuo)的功(gong)(gong)(gong)能(neng)，当外(wai)(wai)部标准时(shi)(shi)(shi)(shi)间(jian)(jian)(jian)(jian)(jian)(jian)信(xin)号(hao)中断(duan)时(shi)(shi)(shi)(shi)，时(shi)(shi)(shi)(shi)间(jian)(jian)(jian)(jian)(jian)(jian)同(tong)(tong)步(bu)(bu)(bu)节(jie)(jie)点设(she)备(bei)通过(guo)内(nei)置(zhi)(zhi)钟(zhong)及(ji)(ji)频(pin)率同(tong)(tong)步(bu)(bu)(bu)网(wang)(wang)的保持功(gong)(gong)(gong)能(neng)，提供(gong)时(shi)(shi)(shi)(shi)间(jian)(jian)(jian)(jian)(jian)(jian)信(xin)号(hao)输(shu)出。此外(wai)(wai)，铁路时(shi)(shi)(shi)(shi)钟(zhong)同(tong)(tong)步(bu)(bu)(bu)系统(tong)还(hai)具(ju)备(bei)时(shi)(shi)(shi)(shi)间(jian)(jian)(jian)(jian)(jian)(jian)同(tong)(tong)步(bu)(bu)(bu)节(jie)(jie)点功(gong)(gong)(gong)能(neng)：1.一级时(shi)(shi)(shi)(shi)间(jian)(jian)(jian)(jian)(jian)(jian)同(tong)(tong)步(bu)(bu)(bu)节(jie)(jie)点通过(guo)卫星(xing)(xing)接(jie)(jie)收(shou)设(she)备(bei)获得标准时(shi)(shi)(shi)(shi)间(jian)(jian)(jian)(jian)(jian)(jian)。2.在正常情况(kuang)下(xia)(xia)，一级时(shi)(shi)(shi)(shi)间(jian)(jian)(jian)(jian)(jian)(jian)同(tong)(tong)步(bu)(bu)(bu)节(jie)(jie)点跟踪卫星(xing)(xing)授时(shi)(shi)(shi)(shi)信(xin)号(hao)。3.在卫星(xing)(xing)授时(shi)(shi)(shi)(shi)信(xin)号(hao)失效的情况(kuang)下(xia)(xia)，一级时(shi)(shi)(shi)(shi)间(jian)(jian)(jian)(jian)(jian)(jian)同(tong)(tong)步(bu)(bu)(bu)节(jie)(jie)点利用源(yuan)自(zi)时(shi)(shi)(shi)(shi)钟(zhong)频(pin)率同(tong)(tong)步(bu)(bu)(bu)网(wang)(wang)的信(xin)号(hao)和内(nei)置(zhi)(zhi)中进行授时(shi)(shi)(shi)(shi)。

母(mu)钟(zhong)(zhong)(zhong)特点：1、母(mu)钟(zhong)(zhong)(zhong)时(shi)(shi)(shi)钟(zhong)(zhong)(zhong)系(xi)(xi)统(tong)(tong)精度高(gao)，同(tong)步快。2、的工业级元(yuan)件，高(gao)水准(zhun)的电气设(she)(she)计，高(gao)密度集成的电路(lu)结构，使(shi)装置(zhi)拥有(you)(you)优异的电气隔离和(he)电磁屏(ping)蔽表现，整(zheng)机无可(ke)调节器件，极(ji)大提高(gao)了(le)装置(zhi)抗干扰性(xing)能与可(ke)靠性(xing)保障(zhang)。3、母(mu)钟(zhong)(zhong)(zhong)时(shi)(shi)(shi)钟(zhong)(zhong)(zhong)系(xi)(xi)统(tong)(tong)提供(gong)(gong)一路(lu)TTL脉(mai)冲信号供(gong)(gong)时(shi)(shi)(shi)钟(zhong)(zhong)(zhong)的准(zhun)确度指标测试。4、母(mu)钟(zhong)(zhong)(zhong)时(shi)(shi)(shi)钟(zhong)(zhong)(zhong)系(xi)(xi)统(tong)(tong)提供(gong)(gong)网口(kou)(kou)输出，供(gong)(gong)电力(li)、电信、金融、广电、交(jiao)通、安防行业校(xiao)时(shi)(shi)(shi)服(fu)务。5、持单星授时(shi)(shi)(shi)模式，适用(yong)于收(shou)星效果不佳(jia)的情(qing)况，有(you)(you)蘑菇头天线及(ji)吸盘式天线可(ke)供(gong)(gong)选择。6、前面(mian)板(ban)有(you)(you)工作(zuo)状(zhuang)态(tai)指示，便于运(yun)行值班人员的日常(chang)巡视。7、母(mu)钟(zhong)(zhong)(zhong)时(shi)(shi)(shi)钟(zhong)(zhong)(zhong)系(xi)(xi)统(tong)(tong)可(ke)通过数码管显(xian)示跟踪到的有(you)(you)效卫星个数，在线显(xian)示装置(zhi)的收(shou)星状(zhuang)况及(ji)工作(zuo)状(zhuang)态(tai)。8、母(mu)钟(zhong)(zhong)(zhong)时(shi)(shi)(shi)钟(zhong)(zhong)(zhong)系(xi)(xi)统(tong)(tong)采用(yong)全模块化即插(cha)即用(yong)结构设(she)(she)计，支持板(ban)卡热插(cha)拔，配置(zhi)灵活(huo)，维护方(fang)便，同(tong)时(shi)(shi)(shi)为(wei)将来电厂/变电站改造扩建时(shi)(shi)(shi)增加或更改对时(shi)(shi)(shi)信号接口(kou)(kou)提供(gong)(gong)了(le)方(fang)便。9、母(mu)钟(zhong)(zhong)(zhong)时(shi)(shi)(shi)钟(zhong)(zhong)(zhong)系(xi)(xi)统(tong)(tong)的机箱(xiang)(xiang)(xiang)为(wei)进(jin)口(kou)(kou)铝(lv)板(ban)铬(ge)酸(suan)钝(dun)化、拉细丝哑银，经过钝(dun)化处理的铝(lv)板(ban)，铝(lv)板(ban)铬(ge)酸(suan)钝(dun)化使(shi)其表面(mian)形成了(le)一层致(zhi)密的钝(dun)化膜(mo)可(ke)以达到抗腐蚀的目(mu)的，现有(you)(you)黑色机箱(xiang)(xiang)(xiang)和(he)银白色机箱(xiang)(xiang)(xiang)可(ke)供(gong)(gong)用(yong)户选择。找时(shi)(shi)(shi)钟(zhong)(zhong)(zhong)系(xi)(xi)统(tong)(tong)优先成都(dou)引众数字设(she)(she)备有(you)(you)限(xian)公司，精细度高(gao)、高(gao)性(xing)价比、值您信赖！

金融(rong)机(ji)构是那些从事银(yin)行、保(bao)险、和、财务(wu)咨(zi)询、投资和支付卡行业(ye)的(de)(de)企业(ye)。金融(rong)市场(chang)对高(gao)度准确时(shi)间戳有(you)更高(gao)层(ceng)次要(yao)(yao)求，依(yi)靠传统(tong)的(de)(de)网络NTP取时(shi)，已难于满足当下所需，由此对高(gao)精(jing)度时(shi)间同步提出了(le)(le)更高(gao)的(de)(de)要(yao)(yao)求。在(zai)现有(you)金融(rong)系(xi)统(tong)中(zhong)(zhong)，尽管为(wei)数(shu)众多的(de)(de)数(shu)据处理(li)中(zhong)(zhong)心(xin)的(de)(de)计算机(ji)、后台服务(wu)器(qi)可(ke)(ke)能会(hui)存在(zai)时(shi)间偏(pian)差，从而无法(fa)以更为(wei)公(gong)(gong)正(zheng)、更为(wei)合理(li)、更为(wei)公(gong)(gong)平的(de)(de)方式准确区分(fen)出用户请(qing)求交(jiao)(jiao)易发生(sheng)的(de)(de)时(shi)间、优先级顺(shun)(shun)序等(deng)，影响了(le)(le)证券(quan)交(jiao)(jiao)易活(huo)动的(de)(de)良性运转。举个(ge)简单例子，如(ru)果(guo)是1ms精(jing)度的(de)(de)证券(quan)交(jiao)(jiao)易，则在(zai)1ms内到达的(de)(de)交(jiao)(jiao)易请(qing)求，均视为(wei)同等(deng)交(jiao)(jiao)易；如(ru)果(guo)证券(quan)交(jiao)(jiao)易中(zhong)(zhong)心(xin)的(de)(de)时(shi)间精(jing)度到了(le)(le)1ns，则可(ke)(ke)以将1ms分(fen)出100万个(ge)交(jiao)(jiao)易优先等(deng)级，这样就可(ke)(ke)以区分(fen)1ns级别的(de)(de)交(jiao)(jiao)易请(qing)求的(de)(de)优先顺(shun)(shun)序，进而交(jiao)(jiao)易更加公(gong)(gong)平、合理(li)、公(gong)(gong)正(zheng)。电力子母钟(zhong)推(tui)荐成都引众数(shu)字设备有(you)限公(gong)(gong)司。上海机(ji)场(chang)子母钟(zhong)报价(jia)

高(gao)精(jing)度子母钟(zhong)推荐成都引众(zhong)数字设备有限公司。西(xi)藏地铁子母钟(zhong)功能

标准时(shi)(shi)间小钟(zhong)定制(zhi)型小标准时(shi)(shi)间挂钟(zhong)采用数(shu)码管(guan)方(fang)式(shi)(shi)显(xian)示。支(zhi)持通过网络NTP或无线方(fang)式(shi)(shi)得到授(shou)时(shi)(shi)信号(hao)。显(xian)示格式(shi)(shi)为(wei)：年、月、日(ri)、时(shi)(shi)、分、秒、星期。具备(bei)摇控开关机功能(neng)(neng)。NTP网络授(shou)时(shi)(shi)同步精(jing)(jing)(jing)度(du)优于(yu)5ms，无线授(shou)时(shi)(shi)同步精(jing)(jing)(jing)度(du)优于(yu)25ms,24小时(shi)(shi)守时(shi)(shi)精(jing)(jing)(jing)度(du)优于(yu)20ms；长(zhang)宽(kuan)厚尺寸分别为(wei)486×187×51单(dan)位mm；220V电(dian)源(yuan)供(gong)电(dian)，电(dian)线长(zhang)度(du)不少于(yu)1.5m；摇控方(fang)式(shi)(shi)具有(you)避免其他信号(hao)干扰功能(neng)(neng)。通过网络遥控有(you)登录密码功能(neng)(neng)，无线信号(hao)增加设备(bei)号(hao)检验功能(neng)(neng)，红外遥控器具有(you)自锁功能(neng)(neng)，从而提高设备(bei)的抗干扰能(neng)(neng)力。西藏地(di)铁子母(mu)钟(zhong)功能(neng)(neng)