SIEMENS西门子火焰探测器QRI2B2.B180B
QRI2B2.B180B系列红外火焰探测器-电眼
品牌:SIEMENS(西门子)(原LANDIS&STAEFA)
产地:德国
Infrared flame detectors for use with Siemens burner controls, for the supervision of gas, oil or other flames that emit infrared light.
The QRI... are suited for burners of any capacity, either in continuous or intermittent operation.
主要参数工作电压DC14V±5%测试电压DC21V±5%信号电压DC0-5V自带电线长度180cm保护等级IP54功率<0.5W延伸电线允许长度**100m等级II安装位置任意重量175g环境条件运输环境IEC 60 721-3-2内部条件class 2K2机械条件class 2M2温度范围-20...+60ºC湿度<95%运行环境IEC 60 721-3-3内部条件class 3K5机械条件class 3M2温度范围-20...+60ºC短时间内(1分钟)可到75ºC湿度<95%不得进水