... Gamma dose rate meter Application: workplace, laboratories, hospitals RAM-SURF-1 Surface contamination detector Main technical index1, Temperature range: -10° ... storage -20°C~+60°C;3, Humidity range:40%~95%RH(No precipitation water);4, Measuring range: 0~999,0000cpm, ... gamma radiation monitoring. Mainly for the following units selected : 1, Hospital radiotherapy rooms, X ray and other departments;2, ...