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2 votes
2 answers
1k views

Digital temperature meter probe wire length

I bought a cheap Chinese digital thermometer like this one with this description Link to product Item specifics ...
xs400's user avatar
  • 21
1 vote
3 answers
96 views

Strange output of Temperature probes

I've got 8 ds18b20 (knock-off I assume) temperature probes monitoring the temperature in a freezer. I'm outputting the value of those probes each minute to an RRDTool graph using a Raspberry Pi. ...
Jim's user avatar
  • 133
1 vote
2 answers
2k views

Heatsink temperature probe

I read around that with an anonymous heatsink, you can measure its temperature when at regimen dissipating P watts. Then, (T-Tamb)/P gives its thermal resistance. Is that meaningful? Can I do this ...
thexeno's user avatar
  • 1,305
1 vote
3 answers
528 views

How use DMM thermocouple probe hands-free to monitor heatsink temperature?

I suppose this is more of a lab practice question than electronics per se, but I wonder if there's a standard-ish way to mount the K-type thermocouple that comes with my Fluke DMM so I can monitor the ...
scanny's user avatar
  • 7,172
0 votes
1 answer
158 views

What is a single conductor temperature sensor called?

What is a conductive temperature probe called? They're relatively massy metal rods (5-8mm thick, 5-15cm long) that have a single conductor (NOT 2 conductor wire) to connect to the thermostat. The ...
Stephen's user avatar
  • 115
0 votes
1 answer
184 views

RTD 100 hooked up to Lee Dickens BD-300 Isolating Signal Converter, Issues Reading the Output

I have a three wire RTD 100 probe and a BD-300 Isolating Signal Converter. I wired up the BD-300 like the datasheet said to, and the unit powers powers on and indicates that it has power (red LED is ...
Michael Dillon's user avatar
0 votes
2 answers
427 views

Can anyone identify this thermometer probe?

I've tried to use this probe to detect temperature from an arduino microcontroller. Unfortunately, I can't seem to get a decent reading out of this. I need to know appropriate coefficients for ...
Joe's user avatar
  • 169