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Temperature sensor fridge

Posted: Sat Sep 30, 2017 4:47 pm
by DJF3
Team,

I'm looking for a temperature sensor with external sensor for my freezer.
Is there anything rfxcom compatible for sale right now? (In the Netherlands)

Cheers
DJ

Re: Temperature sensor fridge

Posted: Sun Oct 01, 2017 11:52 am
by Bwired
viewtopic.php?f=27&t=2202&p=15161&hilit=thc138#p15161
lots of them not available anymore thc238 should be the successor, but also hard to find
I use the thc138 which works fine, but they are older now :(

Re: Temperature sensor fridge

Posted: Sun Oct 01, 2017 11:54 am
by b_weijenberg

Re: Temperature sensor fridge

Posted: Sun Oct 01, 2017 3:53 pm
by DJF3
Dag Bert,

Is this device not supported on the RFXLAN?

Re: Temperature sensor fridge

Posted: Sun Oct 01, 2017 6:30 pm
by b_weijenberg
RFXLAN supports only Oregon sensors.
You can use the internal sensor of an Oregon sensor and extend the connection with a thin 2-pair cable. Isolate the sensor with a 2 cm heat-shrink tube.

Re: Temperature sensor fridge

Posted: Sun Oct 01, 2017 7:17 pm
by Rutger
I've an Oregon sensor just IN the fridge, after 1,5 years no issues so far.

Re: Temperature sensor fridge

Posted: Sun Oct 01, 2017 8:13 pm
by DJF3
Rutger wrote:I've an Oregon sensor just IN the fridge, after 1,5 years no issues so far.
The signal doesn't reach my rfxcom from within the fridge :-(

Will try Bert's suggestion to extend the sensor itself. I may have to calibrate it after taking it out of the original casing

Re: Temperature sensor fridge

Posted: Tue Oct 03, 2017 2:34 pm
by DJF3
b_weijenberg wrote:RFXLAN supports only Oregon sensors.
You can use the internal sensor of an Oregon sensor and extend the connection with a thin 2-pair cable. Isolate the sensor with a 2 cm heat-shrink tube.
I opened a typical (simple) Oregon temp sensor. WOW!
The wires going to the temperature sensor are as thick as a hair!
Not sure I can extend that with my soldering :)