《電(dian)(dian)(dian)梯(ti)(ti)監(jian)(jian)(jian)督檢(jian)(jian)(jian)(jian)(jian)驗(yan)和定(ding)期檢(jian)(jian)(jian)(jian)(jian)驗(yan)規則(ze)-曳引與(yu)強制驅(qu)動(dong)(dong)電(dian)(dian)(dian)梯(ti)(ti)》規定(ding):從(cong)2010年(nian)4月1日起實施新(xin)檢(jian)(jian)(jian)(jian)(jian)規第(di)。這意味著(zhu)電(dian)(dian)(dian)梯(ti)(ti)的(de)(de)(de)(de)五方(fang)對(dui)講(jiang)已(yi)納入了我國的(de)(de)(de)(de)強制性法(fa)規,是在(zai)(zai)用電(dian)(dian)(dian)梯(ti)(ti)和新(xin)裝電(dian)(dian)(dian)梯(ti)(ti)必須具備的(de)(de)(de)(de)功能。也(ye)是電(dian)(dian)(dian)梯(ti)(ti)年(nian)檢(jian)(jian)(jian)(jian)(jian)的(de)(de)(de)(de)必檢(jian)(jian)(jian)(jian)(jian)內容(rong)，如果(guo)沒有(you)(you)安(an)裝電(dian)(dian)(dian)梯(ti)(ti)五方(fang)對(dui)講(jiang)系(xi)(xi)統，則(ze)會(hui)無法(fa)通(tong)過(guo)電(dian)(dian)(dian)梯(ti)(ti)年(nian)檢(jian)(jian)(jian)(jian)(jian)。近(jin)年(nian)來,隨著(zhu)各地電(dian)(dian)(dian)梯(ti)(ti)事(shi)故頻發,困(kun)人(ren)事(shi)件的(de)(de)(de)(de)屢屢增加(jia),電(dian)(dian)(dian)梯(ti)(ti)的(de)(de)(de)(de)安(an)全性問題(ti)成為了社會(hui)各界和媒體關注的(de)(de)(de)(de)焦點。乘(cheng)客(ke)(ke)在(zai)(zai)被(bei)(bei)(bei)困(kun)電(dian)(dian)(dian)梯(ti)(ti)后，可(ke)通(tong)過(guo)電(dian)(dian)(dian)梯(ti)(ti)內的(de)(de)(de)(de)對(dui)講(jiang)電(dian)(dian)(dian)話有(you)(you)效聯(lian)系(xi)(xi)到消防監(jian)(jian)(jian)控(kong)室的(de)(de)(de)(de)值班人(ren)員(yuan)(yuan)，消防監(jian)(jian)(jian)控(kong)員(yuan)(yuan)可(ke)以(yi)及時(shi)、迅(xun)速(su)的(de)(de)(de)(de)通(tong)知(zhi)保(bao)安(an)趕(gan)到現(xian)(xian)(xian)場安(an)撫被(bei)(bei)(bei)困(kun)的(de)(de)(de)(de)乘(cheng)客(ke)(ke)，同時(shi)，消防監(jian)(jian)(jian)控(kong)員(yuan)(yuan)會(hui)通(tong)知(zhi)公司(si)電(dian)(dian)(dian)梯(ti)(ti)管理人(ren)員(yuan)(yuan)、公司(si)相(xiang)關領導、電(dian)(dian)(dian)梯(ti)(ti)維(wei)保(bao)人(ren)員(yuan)(yuan)趕(gan)到現(xian)(xian)(xian)場展開(kai)救(jiu)(jiu)援(yuan)(yuan)。消防監(jian)(jian)(jian)控(kong)員(yuan)(yuan)還可(ke)以(yi)通(tong)過(guo)電(dian)(dian)(dian)梯(ti)(ti)的(de)(de)(de)(de)五方(fang)通(tong)話系(xi)(xi)統安(an)撫被(bei)(bei)(bei)困(kun)乘(cheng)客(ke)(ke)的(de)(de)(de)(de)情(qing)緒(xu)，告知(zhi)乘(cheng)客(ke)(ke)我方(fang)已(yi)展開(kai)救(jiu)(jiu)援(yuan)(yuan)行動(dong)(dong)，不要采取扒轎(jiao)廂門(men)、亂動(dong)(dong)轎(jiao)廂內設備等的(de)(de)(de)(de)行動(dong)(dong)，減少被(bei)(bei)(bei)困(kun)乘(cheng)客(ke)(ke)盲(mang)目自救(jiu)(jiu)而造成不必要的(de)(de)(de)(de)傷害，只(zhi)需安(an)心等待救(jiu)(jiu)援(yuan)(yuan)，我方(fang)會(hui)保(bao)證(zheng)被(bei)(bei)(bei)困(kun)乘(cheng)客(ke)(ke)的(de)(de)(de)(de)安(an)全。在(zai)(zai)電(dian)(dian)(dian)梯(ti)(ti)內安(an)裝監(jian)(jian)(jian)控(kong)探頭(tou)，消防監(jian)(jian)(jian)控(kong)員(yuan)(yuan)可(ke)以(yi)實時(shi)監(jian)(jian)(jian)控(kong)客(ke)(ke)貨梯(ti)(ti)內的(de)(de)(de)(de)一切情(qing)況(kuang)(kuang)。當發現(xian)(xian)(xian)有(you)(you)乘(cheng)客(ke)(ke)被(bei)(bei)(bei)困(kun)時(shi)，消防監(jian)(jian)(jian)控(kong)員(yuan)(yuan)可(ke)以(yi)將被(bei)(bei)(bei)困(kun)乘(cheng)客(ke)(ke)的(de)(de)(de)(de)具體情(qing)況(kuang)(kuang)詳(xiang)細(xi)告知(zhi)現(xian)(xian)(xian)場救(jiu)(jiu)援(yuan)(yuan)人(ren)員(yuan)(yuan)，使救(jiu)(jiu)援(yuan)(yuan)人(ren)員(yuan)(yuan)了解轎(jiao)廂內的(de)(de)(de)(de)詳(xiang)細(xi)情(qing)況(kuang)(kuang)，有(you)(you)針對(dui)性的(de)(de)(de)(de)采取救(jiu)(jiu)援(yuan)(yuan)措施。日立電(dian)(dian)(dian)梯(ti)(ti)五方(fang)對(dui)講(jiang)系(xi)(xi)統接線(xian)圖。新(xin)疆(jiang)電(dian)(dian)(dian)梯(ti)(ti)無線(xian)對(dui)講(jiang)系(xi)(xi)統價格

1、對(dui)(dui)(dui)(dui)方的(de)(de)(de)講(jiang)(jiang)(jiang)話(hua)但不(bu)(bu)能(neng)(neng)發(fa)射：檢查PTT按鍵(jian)。送(song)(song)維(wei)(wei)修(xiu)(xiu)站維(wei)(wei)修(xiu)(xiu)。2、不(bu)(bu)能(neng)(neng)開機(ji)(ji)或(huo)(huo)(huo)經(jing)常(chang)(chang)掉電(dian)：檢查對(dui)(dui)(dui)(dui)講(jiang)(jiang)(jiang)機(ji)(ji)電(dian)池觸片是(shi)(shi)(shi)否(fou)(fou)(fou)變形或(huo)(huo)(huo)斷(duan)裂。3、電(dian)梯(ti)(ti)(ti)對(dui)(dui)(dui)(dui)講(jiang)(jiang)(jiang)機(ji)(ji)的(de)(de)(de)耳塞沒(mei)有任何(he)聲(sheng)(sheng)(sheng)音(yin)(yin)：先(xian)(xian)檢查耳塞是(shi)(shi)(shi)否(fou)(fou)(fou)能(neng)(neng)正常(chang)(chang)使用(yong)，可以(yi)換另外(wai)一副送(song)(song)維(wei)(wei)修(xiu)(xiu)站維(wei)(wei)修(xiu)(xiu)。4、頻(pin)道中出(chu)現其(qi)(qi)他組(zu)員(yuan)(yuan)聲(sheng)(sheng)(sheng)音(yin)(yin):請(qing)改變亞音(yin)(yin)頻(pin)信號音(yin)(yin)，同(tong)時(shi)必(bi)須(xu)更(geng)改組(zu)內(nei)全部(bu)對(dui)(dui)(dui)(dui)講(jiang)(jiang)(jiang)機(ji)(ji)的(de)(de)(de)信號音(yin)(yin)，或(huo)(huo)(huo)申請(qing)更(geng)改頻(pin)點(dian)(dian)。5、不(bu)(bu)能(neng)(neng)與組(zu)內(nei)的(de)(de)(de)其(qi)(qi)他組(zu)員(yuan)(yuan)對(dui)(dui)(dui)(dui)話(hua)聲(sheng)(sheng)(sheng)音(yin)(yin)斷(duan)續(xu)：對(dui)(dui)(dui)(dui)講(jiang)(jiang)(jiang)機(ji)(ji)通(tong)訊在臨界(jie)隔斷(duan)時(shi)常(chang)(chang)發(fa)明(ming)斷(duan)續(xu)征象（請(qing)更(geng)新電(dian)池）。6、接收斷(duan)斷(duan)續(xu)續(xu)并伴有較大噪音(yin)(yin)：到了(le)對(dui)(dui)(dui)(dui)講(jiang)(jiang)(jiang)機(ji)(ji)的(de)(de)(de)極(ji)限通(tong)訊距(ju)離(li)或(huo)(huo)(huo)有高大建筑物阻擋在地下(xia)室等（否(fou)(fou)(fou)請(qing)送(song)(song)維(wei)(wei)修(xiu)(xiu)站維(wei)(wei)修(xiu)(xiu)）。7、電(dian)梯(ti)(ti)(ti)對(dui)(dui)(dui)(dui)講(jiang)(jiang)(jiang)機(ji)(ji)不(bu)(bu)掃(sao)描:對(dui)(dui)(dui)(dui)講(jiang)(jiang)(jiang)機(ji)(ji)編程時(shi)未把信道列進掃(sao)描（專(zhuan)業職(zhi)員(yuan)(yuan)設(she)置）或(huo)(huo)(huo)整機(ji)(ji)的(de)(de)(de)掃(sao)描成果(guo)封閉。8、頻(pin)點(dian)(dian)滋擾：在利用(yong)中常(chang)(chang)常(chang)(chang)有串頻(pin)或(huo)(huo)(huo)收到其(qi)(qi)他電(dian)臺(tai)的(de)(de)(de)噪聲(sheng)(sheng)(sheng)，天線(xian)座是(shi)(shi)(shi)否(fou)(fou)(fou)松動或(huo)(huo)(huo)破壞（是(shi)(shi)(shi)請(qing)送(song)(song)維(wei)(wei)修(xiu)(xiu)站維(wei)(wei)修(xiu)(xiu)）。9、通(tong)話(hua)距(ju)離(li)變近靈敏(min)度差：檢查對(dui)(dui)(dui)(dui)講(jiang)(jiang)(jiang)機(ji)(ji)天線(xian)是(shi)(shi)(shi)否(fou)(fou)(fou)完好，天線(xian)座是(shi)(shi)(shi)否(fou)(fou)(fou)松動或(huo)(huo)(huo)損壞（是(shi)(shi)(shi)請(qing)送(song)(song)維(wei)(wei)修(xiu)(xiu)站維(wei)(wei)修(xiu)(xiu)）10、電(dian)梯(ti)(ti)(ti)對(dui)(dui)(dui)(dui)講(jiang)(jiang)(jiang)機(ji)(ji)能(neng)(neng)接收對(dui)(dui)(dui)(dui)方的(de)(de)(de)講(jiang)(jiang)(jiang)話(hua)但不(bu)(bu)能(neng)(neng)發(fa)射：檢查PTT按鍵(jian)。送(song)(song)維(wei)(wei)修(xiu)(xiu)站維(wei)(wei)修(xiu)(xiu)。11、不(bu)(bu)能(neng)(neng)與組(zu)內(nei)的(de)(de)(de)其(qi)(qi)他組(zu)員(yuan)(yuan)對(dui)(dui)(dui)(dui)話(hua):首(shou)先(xian)(xian)確認(ren)您(nin)所(suo)使用(yong)的(de)(de)(de)頻(pin)率和亞音(yin)(yin)頻(pin)信號是(shi)(shi)(shi)否(fou)(fou)(fou)與組(zu)內(nei)其(qi)(qi)他成員(yuan)(yuan)相同(tong)；如無問(wen)題請(qing)確認(ren)組(zu)內(nei)的(de)(de)(de)其(qi)(qi)他成員(yuan)(yuan)是(shi)(shi)(shi)否(fou)(fou)(fou)在服務區內(nei)。甘肅電(dian)梯(ti)(ti)(ti)無線(xian)對(dui)(dui)(dui)(dui)講(jiang)(jiang)(jiang)年(nian)檢電(dian)梯(ti)(ti)(ti)對(dui)(dui)(dui)(dui)講(jiang)(jiang)(jiang)系統，助(zhu)力電(dian)梯(ti)(ti)(ti)維(wei)(wei)保(bao)年(nian)審。

電(dian)(dian)梯五方對講布(bu)(bu)線(xian)(xian)要求：布(bu)(bu)線(xian)(xian)時應遠離高壓電(dian)(dian)纜(lan)(lan)及噪(zao)音干(gan)擾源，總(zong)線(xian)(xian)應走(zou)弱電(dian)(dian)井(jing)，不應與強電(dian)(dian)以(yi)及射頻信號線(xian)(xian)并行(xing)。如果(guo)并行(xing)，參考以(yi)下并行(xing)距離戶(hu)外弱電(dian)(dian)井(jing)布(bu)(bu)線(xian)(xian)：線(xian)(xian)纜(lan)(lan)要求沿井(jing)道內(nei)壁固定(ding)，盡(jin)量(liang)使用(yong)(yong)弱電(dian)(dian)槽(cao)(cao)走(zou)線(xian)(xian)避免直(zhi)接(jie)(jie)(jie)(jie)(jie)(jie)走(zou)井(jing)道。線(xian)(xian)纜(lan)(lan)接(jie)(jie)(jie)(jie)(jie)(jie)頭要做防(fang)水處理，線(xian)(xian)纜(lan)(lan)拉力不應該太大樓棟布(bu)(bu)線(xian)(xian)要求：總(zong)線(xian)(xian)到達(da)電(dian)(dian)梯機(ji)房(fang)后走(zou)一(yi)個(ge)單獨的(de)(de)線(xian)(xian)槽(cao)(cao)到機(ji)房(fang)的(de)(de)電(dian)(dian)梯控(kong)制柜，一(yi)定(ding)不能走(zou)強電(dian)(dian)線(xian)(xian)槽(cao)(cao)總(zong)線(xian)(xian)不能綁在(zai)(zai)機(ji)房(fang)電(dian)(dian)梯的(de)(de)動力線(xian)(xian)上，主分(fen)機(ji)之(zhi)間的(de)(de)兩根通(tong)信線(xian)(xian)的(de)(de)直(zhi)流(liu)電(dian)(dian)阻值之(zhi)和必(bi)須小于8歐(ou)米(mi)茄接(jie)(jie)(jie)(jie)(jie)(jie)線(xian)(xian)工藝：整個(ge)系(xi)統(tong)中(zhong)的(de)(de)每個(ge)斷(duan)點(dian)屏(ping)(ping)蔽層(ceng)(ceng)應該接(jie)(jie)(jie)(jie)(jie)(jie)在(zai)(zai)一(yi)起，與大地(di)絕緣，在(zai)(zai)其中(zhong)一(yi)處單點(dian)接(jie)(jie)(jie)(jie)(jie)(jie)在(zai)(zai)大地(di)上如果(guo)沒(mei)有明確的(de)(de)接(jie)(jie)(jie)(jie)(jie)(jie)地(di)點(dian)，需要將屏(ping)(ping)蔽層(ceng)(ceng)用(yong)(yong)絕緣膠帶包好(hao)接(jie)(jie)(jie)(jie)(jie)(jie)地(di)測(ce)試總(zong)線(xian)(xian)的(de)(de)屏(ping)(ping)蔽層(ceng)(ceng)在(zai)(zai)任(ren)意位(wei)置不能與總(zong)線(xian)(xian)中(zhong)的(de)(de)通(tong)信線(xian)(xian)連接(jie)(jie)(jie)(jie)(jie)(jie)整個(ge)系(xi)統(tong)的(de)(de)總(zong)線(xian)(xian)接(jie)(jie)(jie)(jie)(jie)(jie)好(hao)后，在(zai)(zai)沒(mei)有將屏(ping)(ping)蔽層(ceng)(ceng)單點(dian)接(jie)(jie)(jie)(jie)(jie)(jie)地(di)之(zhi)前，用(yong)(yong)萬用(yong)(yong)表(biao)(biao)的(de)(de)紅表(biao)(biao)筆(bi)接(jie)(jie)(jie)(jie)(jie)(jie)在(zai)(zai)屏(ping)(ping)蔽層(ceng)(ceng)上，黑表(biao)(biao)筆(bi)接(jie)(jie)(jie)(jie)(jie)(jie)在(zai)(zai)接(jie)(jie)(jie)(jie)(jie)(jie)地(di)線(xian)(xian)上，分(fen)別用(yong)(yong)交流(liu)和直(zhi)流(liu)檔測(ce)量(liang)，無電(dian)(dian)壓值為(wei)接(jie)(jie)(jie)(jie)(jie)(jie)線(xian)(xian)正(zheng)確。

具(ju)體方法(fa)詳見如(ru)(ru)下：1、機(ji)(ji)房(fang)(fang)電(dian)(dian)話(hua)(hua)(hua)(hua)(hua)機(ji)(ji)線(xian)(xian)(xian)路(lu)(lu)排(pai)查：.如(ru)(ru)果機(ji)(ji)房(fang)(fang)原先(xian)有(you)機(ji)(ji)房(fang)(fang)電(dian)(dian)話(hua)(hua)(hua)(hua)(hua)機(ji)(ji)，找(zhao)到(dao)原機(ji)(ji)房(fang)(fang)電(dian)(dian)話(hua)(hua)(hua)(hua)(hua)機(ji)(ji)的(de)兩(liang)條(tiao)信(xin)號(hao)(hao)線(xian)(xian)(xian)（機(ji)(ji)房(fang)(fang)電(dian)(dian)話(hua)(hua)(hua)(hua)(hua)背面一般為(wei)標有(you)L、R），將L跟(gen)R兩(liang)條(tiao)線(xian)(xian)(xian)斷(duan)開(kai)來，用(yong)萬(wan)(wan)用(yong)表電(dian)(dian)壓(ya)檔對(dui)這(zhe)兩(liang)條(tiao)信(xin)號(hao)(hao)線(xian)(xian)(xian)進(jin)(jin)行(xing)正(zheng)反測(ce)(ce)(ce)量(liang)是否(fou)(fou)(fou)帶(dai)(dai)電(dian)(dian)；。，需要檢(jian)查這(zhe)兩(liang)條(tiao)隨行(xing)電(dian)(dian)纜線(xian)(xian)(xian)（一直通(tong)(tong)到(dao)轎(jiao)(jiao)(jiao)(jiao)底(di)）：檢(jian)查是否(fou)(fou)(fou)中間經過了多道轉接(jie)或(huo)有(you)其(qi)它(ta)線(xian)(xian)(xian)路(lu)(lu)并聯（可查圖紙），檢(jian)查出來后斷(duan)開(kai)隨行(xing)電(dian)(dian)纜供電(dian)(dian)源（直到(dao)這(zhe)兩(liang)條(tiao)線(xian)(xian)(xian)完全(quan)(quan)單獨），測(ce)(ce)(ce)量(liang)不(bu)帶(dai)(dai)電(dian)(dian)壓(ya)，方可進(jin)(jin)行(xing)下一步(bu)。2、轎(jiao)(jiao)(jiao)(jiao)廂(xiang)通(tong)(tong)話(hua)(hua)(hua)(hua)(hua)器線(xian)(xian)(xian)路(lu)(lu)排(pai)查：讓(rang)維保配合來到(dao)轎(jiao)(jiao)(jiao)(jiao)箱(xiang)，打(da)開(kai)轎(jiao)(jiao)(jiao)(jiao)箱(xiang)按鍵(jian)面板，取(qu)下原轎(jiao)(jiao)(jiao)(jiao)箱(xiang)通(tong)(tong)話(hua)(hua)(hua)(hua)(hua)器的(de)兩(liang)根信(xin)號(hao)(hao)線(xian)(xian)(xian)，用(yong)萬(wan)(wan)用(yong)表進(jin)(jin)行(xing)電(dian)(dian)壓(ya)、短路(lu)(lu)、開(kai)路(lu)(lu)測(ce)(ce)(ce)試(shi).：用(yong)萬(wan)(wan)用(yong)表電(dian)(dian)壓(ya)檔測(ce)(ce)(ce)量(liang)這(zhe)兩(liang)根線(xian)(xian)(xian)是否(fou)(fou)(fou)帶(dai)(dai)電(dian)(dian)，正(zheng)常應(ying)不(bu)帶(dai)(dai)電(dian)(dian)，若帶(dai)(dai)電(dian)(dian)則(ze)需要檢(jian)查隨行(xing)電(dian)(dian)纜線(xian)(xian)(xian)路(lu)(lu)（方法(fa)同）：通(tong)(tong)知機(ji)(ji)房(fang)(fang)人(ren)員把機(ji)(ji)房(fang)(fang)電(dian)(dian)話(hua)(hua)(hua)(hua)(hua)機(ji)(ji)兩(liang)條(tiao)信(xin)號(hao)(hao)線(xian)(xian)(xian)并在一起，此時在轎(jiao)(jiao)(jiao)(jiao)箱(xiang)用(yong)萬(wan)(wan)用(yong)表電(dian)(dian)阻(zu)檔測(ce)(ce)(ce)量(liang)轎(jiao)(jiao)(jiao)(jiao)箱(xiang)通(tong)(tong)話(hua)(hua)(hua)(hua)(hua)器的(de)兩(liang)根線(xian)(xian)(xian)纜是否(fou)(fou)(fou)導(dao)通(tong)(tong)，正(zheng)常應(ying)全(quan)(quan)導(dao)通(tong)(tong)。如(ru)(ru)不(bu)導(dao)通(tong)(tong)則(ze)隨行(xing)電(dian)(dian)纜斷(duan)了，或(huo)中間有(you)轉接(jie)線(xian)(xian)(xian)。：讓(rang)機(ji)(ji)房(fang)(fang)人(ren)員斷(duan)開(kai)兩(liang)根信(xin)號(hao)(hao)線(xian)(xian)(xian)，在轎(jiao)(jiao)(jiao)(jiao)廂(xiang)用(yong)萬(wan)(wan)用(yong)表電(dian)(dian)阻(zu)檔測(ce)(ce)(ce)量(liang)，正(zheng)常應(ying)完全(quan)(quan)斷(duan)開(kai)（阻(zu)值無窮大）。如(ru)(ru)不(bu)完全(quan)(quan)斷(duan)開(kai)則(ze)隨行(xing)電(dian)(dian)纜這(zhe)兩(liang)箱(xiang)信(xin)號(hao)(hao)線(xian)(xian)(xian)有(you)短路(lu)(lu)現象。備注：全(quan)(quan)部測(ce)(ce)(ce)量(liang)2~3次為(wei)準。以(yi)上(shang)測(ce)(ce)(ce)試(shi)無誤后可以(yi)直接(jie)對(dui)應(ying)接(jie)上(shang)品牌的(de)轎(jiao)(jiao)(jiao)(jiao)箱(xiang)通(tong)(tong)話(hua)(hua)(hua)(hua)(hua)器黃.綠線(xian)(xian)(xian)。雙(shuang)工科技，深圳電(dian)(dian)梯(ti)五方對(dui)講(jiang)系統生(sheng)產廠家。

就對(dui)捷(jie)達(da)汽車失望(wang)。要知(zhi)道，發(fa)動(dong)機(ji)的(de)(de)(de)(de)(de)(de)標(biao)稱耗油(you)量只是用來衡(heng)量不同發(fa)動(dong)機(ji)性能的(de)(de)(de)(de)(de)(de)一項(xiang)指標(biao)而(er)已。在(zai)(zai)(zai)理(li)想狀態下(xia)（無(wu)(wu)任何(he)阻(zu)擋和干(gan)擾）的(de)(de)(de)(de)(de)(de)通(tong)(tong)話(hua)(hua)距(ju)(ju)(ju)(ju)離(li)(li)(li)在(zai)(zai)(zai)10公(gong)(gong)里(li)以(yi)上，而(er)實際通(tong)(tong)話(hua)(hua)距(ju)(ju)(ju)(ju)離(li)(li)(li)一般(ban)只能在(zai)(zai)(zai)2~7公(gong)(gong)里(li)，在(zai)(zai)(zai)有(you)高大(da)建(jian)筑(zhu)物或高山阻(zu)擋的(de)(de)(de)(de)(de)(de)情況下(xia)，通(tong)(tong)話(hua)(hua)距(ju)(ju)(ju)(ju)離(li)(li)(li)還會相對(dui)短些(xie)。當有(you)系統(tong)基(ji)站(zhan)支持時(shi)(shi)，對(dui)講機(ji)的(de)(de)(de)(de)(de)(de)通(tong)(tong)話(hua)(hua)范圍(wei)可(ke)(ke)達(da)十(shi)幾公(gong)(gong)里(li)甚至幾十(shi)公(gong)(gong)里(li)。注：在(zai)(zai)(zai)理(li)論(lun)上，對(dui)講機(ji)發(fa)射(she)功率(lv)增大(da)４倍(bei)，同等(deng)(deng)環境下(xia)下(xia)傳輸(shu)距(ju)(ju)(ju)(ju)離(li)(li)(li)才會有(you)一倍(bei)的(de)(de)(de)(de)(de)(de)增加(jia)(jia)，所(suo)以(yi)“唯(wei)功率(lv)論(lun)”是不科學(xue)的(de)(de)(de)(de)(de)(de)。二、制約無(wu)(wu)線(xian)(xian)(xian)通(tong)(tong)信距(ju)(ju)(ju)(ju)離(li)(li)(li)的(de)(de)(de)(de)(de)(de)因素（一）系統(tong)參數1、對(dui)講機(ji)輸(shu)出功率(lv)和接收機(ji)靈敏度(du)(du)輸(shu)出功率(lv)越(yue)(yue)(yue)大(da)信號(hao)覆(fu)蓋范圍(wei)越(yue)(yue)(yue)大(da)，靈敏度(du)(du)越(yue)(yue)(yue)高距(ju)(ju)(ju)(ju)離(li)(li)(li)越(yue)(yue)(yue)遠。2、天(tian)(tian)線(xian)(xian)(xian)的(de)(de)(de)(de)(de)(de)增益(yi)和高度(du)(du)天(tian)(tian)線(xian)(xian)(xian)的(de)(de)(de)(de)(de)(de)增益(yi)，在(zai)(zai)(zai)天(tian)(tian)線(xian)(xian)(xian)與機(ji)器匹配時(shi)(shi)，通(tong)(tong)常情況下(xia)，天(tian)(tian)線(xian)(xian)(xian)高度(du)(du)增加(jia)(jia)，接收或發(fa)射(she)能力增加(jia)(jia)。手持對(dui)講機(ji)所(suo)用天(tian)(tian)線(xian)(xian)(xian)一般(ban)為螺旋天(tian)(tian)線(xian)(xian)(xian)，其帶寬(kuan)和增益(yi)比其他種類的(de)(de)(de)(de)(de)(de)天(tian)(tian)線(xian)(xian)(xian)要小，更容易受人(ren)體影響。（二）環境因素1、有(you)無(wu)(wu)障礙(ai)物如上面提到的(de)(de)(de)(de)(de)(de)５W對(dui)講機(ji)在(zai)(zai)(zai)開闊(kuo)地帶可(ke)(ke)以(yi)輕松達(da)到，在(zai)(zai)(zai)高樓林立的(de)(de)(de)(de)(de)(de)在(zai)(zai)(zai)城市中距(ju)(ju)(ju)(ju)離(li)(li)(li)中有(you)１公(gong)(gong)里(li)左右。假如持對(dui)講機(ji)者登上高處，與接收方(fang)相對(dui)可(ke)(ke)見，這樣等(deng)(deng)于增大(da)視線(xian)(xian)(xian)距(ju)(ju)(ju)(ju)離(li)(li)(li)，此時(shi)(shi)可(ke)(ke)參考開闊(kuo)地的(de)(de)(de)(de)(de)(de)通(tong)(tong)信距(ju)(ju)(ju)(ju)離(li)(li)(li)。2、電磁環境電磁環境是指“存在(zai)(zai)(zai)于給定場(chang)所(suo)的(de)(de)(de)(de)(de)(de)全部(bu)電磁現象和總(zong)和”。隨(sui)著科學(xue)技術的(de)(de)(de)(de)(de)(de)發(fa)展。電梯五方(fang)對(dui)講系統(tong)布線(xian)(xian)(xian)需(xu)要注意哪(na)些(xie)？甘肅電梯無(wu)(wu)線(xian)(xian)(xian)對(dui)講合(he)同

雙工電(dian)梯(ti)五方(fang)對講，安(an)裝(zhuang)簡便，使用壽命(ming)長。新疆電(dian)梯(ti)無線(xian)對講系統價格

電(dian)梯五方對講(jiang)(jiang)解(jie)(jie)(jie)碼(ma)(ma)(ma)器(qi)是做什么的(de)(de)解(jie)(jie)(jie)碼(ma)(ma)(ma)器(qi)是電(dian)梯五方對講(jiang)(jiang)系統中帶解(jie)(jie)(jie)碼(ma)(ma)(ma)功能(neng)(neng)(neng)的(de)(de)保(bao)護裝置(zhi)，之前的(de)(de)對講(jiang)(jiang)設備沒有(you)設計保(bao)護裝置(zhi)，造(zao)成了設備的(de)(de)穩(wen)定性能(neng)(neng)(neng)不(bu)(bu)足。多數分機(ji)都(dou)是自(zi)行解(jie)(jie)(jie)碼(ma)(ma)(ma)，分機(ji)成本相對較(jiao)高。后(hou)面技術上(shang)做了改進(jin)，將分機(ji)的(de)(de)解(jie)(jie)(jie)碼(ma)(ma)(ma)功能(neng)(neng)(neng)集(ji)中在了一處，形成了帶有(you)解(jie)(jie)(jie)碼(ma)(ma)(ma)分配(pei)、隔(ge)離(li)(li)保(bao)護、均分信(xin)號(hao)等(deng)功能(neng)(neng)(neng)的(de)(de)解(jie)(jie)(jie)碼(ma)(ma)(ma)器(qi)!現在解(jie)(jie)(jie)碼(ma)(ma)(ma)器(qi)的(de)(de)主要(yao)功能(neng)(neng)(neng)有(you):1、規范樓(lou)棟接線、隔(ge)離(li)(li)保(bao)護系統；2、均勻分配(pei)各類信(xin)號(hao)、消除因傳輸、干(gan)擾(rao)等(deng)帶來(lai)的(de)(de)信(xin)號(hao)不(bu)(bu)穩(wen)定與不(bu)(bu)匹配(pei)、視頻信(xin)號(hao)放大；這里(li)雖然能(neng)(neng)(neng)提升信(xin)號(hao)的(de)(de)抗干(gan)擾(rao)性能(neng)(neng)(neng)，但不(bu)(bu)能(neng)(neng)(neng)杜絕干(gan)擾(rao)，布線請(qing)遠離(li)(li)強(qiang)電(dian)等(deng)干(gan)擾(rao)源(yuan);3、智(zhi)能(neng)(neng)(neng)故(gu)障(zhang)(zhang)信(xin)息轉(zhuan)發：當使用線材、設備等(deng)產(chan)品有(you)故(gu)障(zhang)(zhang)時，解(jie)(jie)(jie)碼(ma)(ma)(ma)器(qi)會將收集(ji)的(de)(de)故(gu)障(zhang)(zhang)信(xin)息轉(zhuan)發管理中心機(ji)，并作相應的(de)(de)字符提示。新疆(jiang)電(dian)梯無(wu)線對講(jiang)(jiang)系統價(jia)格

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