JJG 130-2011Verification Regulation of Liquid-in-Glass Thermometers for Working (English PDF)

4.1 Principle (2)

4.2 Configuration and type (2)

5.1 Shows the value of stability (4)

5.2 Indication Error (4)

5.3 Linearity (4)

6.1 Scale with a flag (6)

6.2 Glass rod and the glass tube (6)

6.3 Temperature-sensitive foam, middle foam, foam safety (6)

6.4 Liquid temperature and temperature of the liquid column (6)

7.1 Verification condition (7)

7.2 Test item (8)

7.3 Test methods (8)

7.4 Verification Results processing (11)

7.5 Test cycle (11)

Appendix A glass thermometer liquid petroleum product specifications and test point (12)

Appendix B coking products glass thermometer liquid technical specifications and test point (16)

Appendix C freezing point (0 °C) production and use (17)

Appendix D thermometer temperature liquid column repair method (18)

Appendix E reference laboratory mercury thermometer disposal methods after crushing (19)

Appendix F common sense depending on the liquid temperature coefficient of expansion (20) in the glass

The basic requirements of Appendix G auxiliary thermometer (21) Appendix H Glass liquid thermometers are not predetermined correction formula under the conditions of use (22) Appendix J work thermometer calibration certificate (inside) format with a glass of liquid (23) Appendix K to work with liquid glass thermometer test results of notice (in-page) format (24) Working with liquid glass thermometer test procedures

1 Scope

The order applies to the measurement range in a bar and landmark work within -100 °C ~ 600 °C of liquid glass thermometer the initial verification, use and subsequent verification check. Including general-purpose liquid glass thermometers, petroleum products testing Glass liquid thermometer, coking products test glass liquid thermometer. The regulations apply to exterior glass landmark liquid temperature Meter.

2. References

This procedure reference documents.

JJG 160-2007 standard platinum resistance thermometer GB/T 514-2005 petroleum products Glass liquid thermometer technical conditions YB/T 2305-2007 coking products Glass thermometers for dated references, only the dated edition applies to this procedure; undated reference documents Member, the latest edition (including any amendments) applies to this procedure.

3 Terms

3.1 tick scaleline

Engraved in the glass rod or scale plate to indicate the temperature values engraved lines.

3.2 scale value Engraved in the glass rod or plate to indicate the temperature scale of the digital value.

3.3 scale plate Internal standard glass thermometer liquid inside engraved tick, tick values and other symbols flat, colored (such as cream Color) sheet.

3.4 Main scale Scale measurement range section.

3.5 Major Ticks mainscaleline with numbers mark.

3.6 Division value Two adjacent tick marks corresponding to the difference between the temperature values.

3.7 Secondary scale auxiliaryscale to check the tick and tick value zero indication set.

3.8 Show score line expandedscale Thermometer scale line the upper and lower limits beyond measure.

3.9 Immersion logo immersionmark Bureau dip thermometer to indicate the flag line or immersion depth immersion position.