Temperature Meter: Difference between revisions

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*$20 without probes, manual says k-type is 1% accurate [https://www.harborfreight.com/11-function-digital-multimeter-with-audible-continuity-61593.html]
*$20 without probes, manual says k-type is 1% accurate [https://www.harborfreight.com/11-function-digital-multimeter-with-audible-continuity-61593.html]
*T only meter - Seems to be good to +/- 1.5C at all ranges [https://www.amazon.com/dp/B071V7T6TZ/ref=vp_d_pd_b2b_qd_vp_pd?_encoding=UTF8&pf_rd_p=274fcbef-7aff-46c4-9541-8e3a9a807654&pf_rd_r=YDM6Y63B9CCJ80WW2XKY&pd_rd_wg=JcEbd&pd_rd_i=B071V7T6TZ&pd_rd_w=P8khZ&content-id=amzn1.sym.274fcbef-7aff-46c4-9541-8e3a9a807654&pd_rd_r=11a2fa3a-db97-461b-8cbb-553fa7b0a51f],
*T only meter - Seems to be good to +/- 1.5C at all ranges [https://www.amazon.com/dp/B071V7T6TZ/ref=vp_d_pd_b2b_qd_vp_pd?_encoding=UTF8&pf_rd_p=274fcbef-7aff-46c4-9541-8e3a9a807654&pf_rd_r=YDM6Y63B9CCJ80WW2XKY&pd_rd_wg=JcEbd&pd_rd_i=B071V7T6TZ&pd_rd_w=P8khZ&content-id=amzn1.sym.274fcbef-7aff-46c4-9541-8e3a9a807654&pd_rd_r=11a2fa3a-db97-461b-8cbb-553fa7b0a51f],
[[Category: Materials]] [[Category: Metrology]]

Latest revision as of 00:05, 22 August 2023

About

  • K-type thermocouple - Accuracy readings are written in % + xD. % is self-explanatory, the xD is x of the least significant digit. For example, in a reading of 12.3, +/- 4D means 12.3 +/- 0.4. See example at [1]
  • Thermistor - NTC type - [2]
  • Thermocouple typically has standard plugs - [3]

Sourcing

  • Current clamp multimeter with T Menards [4]
  • Sperry with current clamp [5]
  • Menards cheapo with T [6]

Sourcing

  • Multimeter with 82% rating, with T probe. [7]
  • Multimeter with good T reading according to one review [8]
  • $20 without probes, manual says k-type is 1% accurate [9]
  • T only meter - Seems to be good to +/- 1.5C at all ranges [10],