| 摘要 |
PROBLEM TO BE SOLVED: To provide a radiation monitor capable of reducing testing time in test items of a low counting rate.SOLUTION: In a radiation monitor 1 equipped with a radiation detector 4, a radiation monitor 2 composed of a measurement part 5 and a test device 3, an integration value setting circuit 15 is provided which forcibly sets an integration value of an up-down counter 13 of the measurement part 5, and test is executed after the integration value of the up-down counter 13 is set to a value corresponding to a start counting rate in a test mode by the integration value setting circuit 15. |
