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1、 OWNERS MANUAL Before operating, please read this manual completely.TA-1254BIndirect Speaker SelectorPublic Address System FEATURESl 2CH inputs, 10CH outputs.l Hi/Low alarm level available. l All call button.l The channel will be switched to input B automatically while alarming.l Alarm indicator and
2、 output indicator.Left blank for memoFRONT PANEL Power switch. (1 is power on and the “power LED” is on ) Power LED indicator Switch indicator Output indicator. , Switching key. All call button.REAR PANEL & CONNECTIONSPower Amp. A PA series（for BGM）Power Amp. B PA series（for EMC）ALM OUTPUT toTimer /
3、 Siren DeviceEmergencyfrom FIRE center*Input level preset TA1259TTA1237R*ALARM INPUT to be connected to fire center1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ,16 ,17 18 19 ,20 21, 22 23 ,24 ,25l 110Live Terminals of CH1CH10 respectivelyl 1125COMOPERATION1. Make BGM signal input from A terminal while EMC si
4、gnal input from B terminal on the rear panel. We also can make A, B together with short circuit if there is none of appropriative EMC amplifier. 2. Pin 1 10 of “ALARM IN”port are live terminals of CH1CH10 respectively while pin 1125 are com. +5 24V / 0V level of alarm signal is available. If ACTIVE
5、LEVEL set at High, positive signal is valid; while set at Low, 0V (grounded) signal is valid. Every channel will be switched to B while alarm signal is fed to ALARM IN, and the Switch indicator will flashes quickly.3. Click down any Switching key to switch channels which you want.4. An grounded Alar
6、m signal will be sent out from“ALARM OUT”while any alarm signal appears on“ALARM INPUT”.SPECIFICATIONSChannels10, switchableInput capacity70 100 V ，10 AOutput capacity70 100 V ，5 A / CHALM 10 CHs; +5+24 V / 0 according to presettingProtectionAC fuse 1Power RequirementAC 220 240 V / 5060 HzDimensions
7、48588378 mmGross weight6.5 kgNet weight5.2 kgSpecifications are subject to be changed without notice.CAUTION Do not put the vase full of water and similar things on the machine. Please pull out the plug from the outlet when the machine is OFF state., To reduce the risk of electric shock, do not remo
8、ve the units cover. No user parts are inside. For services, refer to a qualified service person.DSPPA Acoustic Technology Co., Ltd.使 用 说 明 欢迎惠顾。使用前请认真阅读本说明书。TA-1254B广播分区器公共广播系统 性能特点l 2路输入(A和B)， 10通道输出。l 2种输入告警电平选择l 紧急广播强插功能。l 一目了然的告警指示和输出信号指示。此页留空供用户记事。前面板 电源开关（按下1为电源接通状态且电源指示灯亮） 电源指示灯 分区选通指示 输出指示 ,
9、 , 分区选择键 全开全关控制 后面板及连接A功放 PA series（背景音乐）B功放 PA series（紧急广播）报警信号输出去定时器/报警器警报信号来自消防中心告警设定 接TA1259T接TA1237R*ALARM INPUT 同消防中心连接1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ,16 ,17 18 19 ,20 21, 22 23 ,24 ,25l 110热端，分别对应于CH1CH10 l 1125公共端使用方法1、 背景音乐信号由后面板A端子输入，紧急广播信号由B端子输入（如无紧急广播专用功放,可把A、B端子并接）。 2、 按任一分区选择键乃可选通
10、该分区，同时分区选通指示灯亮，再按一下即可关断，同时分区选通指示灯熄灭。3、 警报输入口“ALARM IN”（见连接图）的第1125端子为公共地线；第1号10号端子分别对应管理CH1CH10 十个通道，输入信号可以是5V-24V的正极性信号或短路信号（输入电流小于3mA）。当告警设定开关置于High 时，正信号有效；当该设定开关置于Low时，短路信号有效。有告警时相应通道扬声器乃自动强切到B输入,且对应的分区选通指示灯会快速闪烁。4、 警报输入口“ALARM INPUT”任一端子有警报信号输入时，报警信号输出口“ALARM OUT”即有报警信号输出，可用于启动处于待机状态的定时器以及激发警报信
11、号发生器。性能规格通道数10, 可任意选通输入容量70 100 V , 10 A （功率输入） 输出容量每个通道70 100 V , 5 A（功率输出总容量不大于10A）警报信号0 / +24V, 0V（短路）可预置保护AC fuse 1电源AC 220 240 V / 5060 Hz尺寸48588378 mm毛重6.5 kg净重5.2 kg性能规格如有改变恕不另行通知。注 意 本设备的电源开关在“断”状态时，机器并未与电网电源完全断开，为安全起见，在不使用本设备时，请将电源线插头拔出插座。 本设备不能遭受水滴或水溅且不能将装满水的花瓶之类的物品放置在设备上。 请勿随意打开机器盖板，以防触电。必要时须由有专业证书之专业人员进行修理。DSPPA Acoustic Technology Co., Ltd.8
