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1、面板具备数字显示，上电自检及各类信号设置功能。
panel has digital display, power on self test and variety signal set function.
2、具备试验（试灯）、确认（接受）、消音、复归、信号记忆、追忆和清除功能。并自带功能按钮。
has test(testing light), confirm(accept),silence,reset, signal memories, recall and clear function, and has function button.
3、可区分事故信号、预告信号及位置信号
able to distinguish trip signal, non-trip signal and site signal.
4、光字牌颜色可选红色、黄绿色、琥珀色
alarm window can choose red, green and amber.
5、装置自带蜂鸣器，事故发长音、预告发短音、位置无声。
device has buzzer, trip long sound, non-trip short sound, site silence.
6、输入信号可短时接通（脉冲型）和长时间接通。
input signal able to short time connect(pulse mode)and long time connect.
7、具备有人值守和无人值守转换功能。
has attendant and unattended shift function.
8、具备扩大声音的外接音响或电铃、电笛控制输出接点。
has external audio device or bells, electrical whistle control output connect to amplify sound.
9、具备遥信输出接点和本装置电源故障或电源消失输出接点。
has telecommand output connect and power failure or power off output connect.
10、具备与每个信号输入对应的跟随输出接点。
has each signal input and the corresponding with output contacts.
11、标准rs485通讯接口，modbus通讯协议。
general rs 485 communication connect, modbus communication agreement.
12、可现场设置报警路数，自动确认时间，通讯地址、波特率，接点类型，清除记忆信号，消音或开启，事故、预告和位置对应信号。able to set alarm route on field, and able to confirm time, communication address, baud rate , connect model, clear memory signal, silence or sound, trip, non trip and site signal automatically.
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