Oven calibration test
Oven calibration test
1. The main metrology standard instrument mixing recorder used for oven calibration.
2. The main basis of this calibration is JJF1101-2003. Environmental test equipment temperature calibration specifications .
3. The calibration period is one year , the temperature range is 1 8 °C -28 °C , and the humidity range is 35 % -75 %.
4. The scope of the factory's acceptance ± 5 % .
5. What should I pay attention to when the oven is calibrated?
Answer: When taking the point, pay attention to the distance from the geometric angle of the 8 corners of the oven to 10cm ≦ 5cm.
The location, point 9 should take the center of the oven.
6. What should you do when the instrument fails?
A: According to the severity of the fault, make different judgments such as: self-repair or repair.
7. Briefly describe the calibration process for the calibration oven?
Answer: (1) Connect the 9 test points of the oven with a hybrid recorder. The 9-point position is the distance of 5-10 cm in the 8 corners of the oven, and the position of the entire space.
(2) Set the oven temperature to 50 degrees, 100 degrees, 150 degrees and 200 degrees respectively. According to the operation method of the hybrid recorder, set the parameters of the mixed recorder to be stable. Record the oven at 50 degrees; 100 degrees; 150 degrees. ; temperature of each test point at 200 degrees
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