Work Conditions
(1) Environmental temperature: 10~30℃;
(2) Relative humidity: <=70%
(3) Keep away from strongly electromagnetic field and avoid direct irradiation by strong light;
(4) Avoid dust and shake. There must be no caustic gas such as hydrochloric acid in air;
(5) Before you begin to detect, you must wait 20 minutes for a complete warm upsince the instrument has been switched on.