l 多(duo)線制消防電話(hua)插孔(kong)與插孔(kong)式電話(hua)分機（型號：HD220）組合使用，與多線制消防(fang)電話(hua)總機相配組成消防(fang)電話(hua)系統。This conventional fire telephone jack works with HD220 portalbe fire telephone handset
l .多線制(zhi)消防電話插孔，可做(zuo)為總線制有地(di)址編(bian)(bian)碼的消防(fang)電話分(fen)機(ji)外(wai)接(jie)消防(fang)電話插孔(kong)使用，每一地(di)址編(bian)(bian)碼可掛接(jie)60個同地(di)址(zhi)多線(xian)制(zhi)電話插孔，且(qie)具有(you)斷路和短(duan)路故障檢測功能。The conventional telephone jack can also apply to in Hover’s addressable fire telephone system as add-on jack sharing the same zone address. In Hover’s addressable fire telephone system one address can add-on up to 60 conventional telephone jacks.
l 與多(duo)線制消(xiao)(xiao)防電話總機(ji)相(xiang)配組(zu)成(cheng)消(xiao)(xiao)防電話系統(tong)，每路最多可掛接60個同地(di)址(zhi)電話插孔，且前30個具有(you)斷路和(he)短路故障檢測功(gong)能(neng)。In conventianl fire telephone system, each loop zone allows applying up to 60 jacks, 30 among them can be real time monitored for short or open cases.
l 直撥方(fang)式：插孔(kong)式消(xiao)防電話分機插入電話插孔(kong)座中，即可(ke)呼叫消(xiao)防電話總(zong)機。Direct call will be made simply by plug in any telephone handsets HD220.
l 消(xiao)防(fang)(fang)值班人員(yuan)在巡檢過程中隨時將手持的插(cha)孔(kong)式消(xiao)防(fang)(fang)電(dian)話分機插(cha)入本電(dian)話插(cha)孔(kong)坐中，即可與消(xiao)防(fang)(fang)中心通(tong)話，通(tong)報情(qing)況。Once plug-in handset, people on spot can fast call to telephone exchange.
l 電(dian)話插(cha)孔(kong)具有工作(zuo)指(zhi)示(shi)燈，通話時常(chang)亮(liang)，待機時閃亮(liang)。Have indicators, display standby or talking status.
項目名稱Project Name | 技術(shu)參(can)數Technical Parameters |
頻率響應Frequency response | 300～3400Hz |
工作電流Rated current | ≤32μA （監視狀(zhuang)態(tai)） |
工作(zuo)電壓Rated voltage | 待(dai)機狀態Standby： DC15V～DC26V 摘機狀態Talking： DC5.6V（典(dian)型值(zhi)） |
指示燈(deng)閃光間隔Indicator flicker interval | 10秒Seconds（待機狀態(tai)，典型值） |
安(an)裝方式 Installation mode | “86”接線預(yu)埋盒或明裝Embedded mode |
使用環(huan)境溫度Working temperature | 0℃～40℃ |
使用環境相對濕度Humidity | ≤90%RH |
外(wai)形尺(chi)寸Dimensions | 86mm×86mm×36mm |
重量Weight | 45g |