Radiation monitor (MR-50L/X) online is a CESTSEN brand following the MR-50 portable radiation detector launched after the environmental online monitoring, medical protection, solid waste treatment, customs inspection and quarantine, industrial safety production and other fields of radiation level monitoring, can be real-time monitoring of �±, �², �³ and �§ rays in the environment. And RS485 output, easy to integrate the system, The MR50L online radiation monitor is designed in the traditional system of units and the international standard system of units, CPS and total count are the most direct measurement methods, mR/h or uSV/h is calculated using the [cesium-137] conversion factor. The most direct indication of radiation level is the sound and radiation indicator light, which flashes green once every ionization time detected.