| 摘要 |
PROBLEM TO BE SOLVED: To provide a portable gas detector allowing a user to easily replace a filter material for suppressing intrusion of an interference component into a case part.SOLUTION: A portable gas detector 100 comprises: a gas sensor 1 which detects a prescribed detection object gas; a case part 11 which is provided inside the gas sensor 1; a sensor cap part 21 which includes an intake hole 21a for taking in the detection object gas and is detachably mounted on the case part 11; and a water-repellent sheet 22 and a silver filter 23 which are installed inside the sensor cap part 21, and suppress intrusion of an interference component into the case part 11 by at least decomposing or adsorbing the interference component.SELECTED DRAWING: Figure 6 |
