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产品分类

GDB3液晶显示型气体报警器

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多点监控可燃气体检测报警控制器,用于检测空气中可燃性气体或液体蒸汽爆炸下限以内的含量,可带多个检测探头,同时对多点集中控制。本系统采用微处理器作为控制单元,高性能催化气敏元件作为检测传感器,灵敏度高,响应速度快。

当环境中可燃性气体浓度达到或超过预置报警值时,控制器立即发出声光报警,并驱动?#27431;?#25110;其它外设动作,防止发生爆炸、火灾事故,从而保障生命、本系统可广泛使用于工厂、油库、液化气站、煤气站、加油站、喷漆房等需防火防爆的场所进行安全检测。


 

shoe

技术参数

 浓度单位:%LEL 、PPM

 示值误差:±5%FS

 输出信号:RS485

 报 警 点:两级报警、可由用户自由设置

 预 设 值:(可燃)低报:20%LEL   高报:50%LEL

 指示方式:LCD液晶显示浓度数据

 输出方式:开关量(MAX 3.0A) ,总线RS485

 安装方式:现场固定安装,壁挂

 组网容量:10路分线通道,1路总线通道

 采样方式:自然扩散,连续工作

 工作环境:温度-20 ℃~50℃  湿度≤ 95%RH 

 工作电压:AC220V±10% 50HZ

 功       率:监控器Max 6W  探测器Max1W

 使用线缆:总线2线制,2x2.5mm²,线长≤1000m

                    分线3线制,3x1.5mm²,线长≤1000m

                    总线4线制,4x1.5mm²,线长≤1000m

 

shoe
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