The thermometer before use, we should first appearance inspection, including pressure type thermometer. So, how should we check specific situation? Thermometer meter with the protection of the glass or other transparent material should be transparent and shall not interfere with the correct reading defect or damage; Loose parts assembly and firm, shall not be, can not have corrosion, must not have significant corrosion and anticorrosion layer falls off phenomenon. Thermometer calibration on the dial, Numbers, and other tags shall be complete, clear and accurate. In addition, electric contact thermometer should be indicated on the dial or the shell at the rated power, contact the highest voltage, the maximum working current, ac or dc grounding terminals have grounding mark. If you use of pressure type thermometer there are a lot of questions, you can contact us consultation! Sincerely look forward to your call!
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