markfickett@alien.topB to Home Automation@selfhosted.forumEnglish · 10 months agoComparison of data from SHT30 and DS18B20 temp sensors (via Tasmota / HomeAssistant)message-squaremessage-square4fedilinkarrow-up11arrow-down10file-text
arrow-up11arrow-down1message-squareComparison of data from SHT30 and DS18B20 temp sensors (via Tasmota / HomeAssistant)markfickett@alien.topB to Home Automation@selfhosted.forumEnglish · 10 months agomessage-square4fedilinkfile-text
The DS18B20 seems to miss some rapid changes that the SHT30 reports, even though TelePeriod=60 for both. The thermostat on the wall near them (which they’ll be replacing) reports 70F, closer to the DS18B20.
minus-squarefeedmytv@alien.topBlinkfedilinkEnglisharrow-up1·10 months agois the ds18b20 in a metalic tube casing vs diode on pcb? this could explain the lag
minus-squaremarkfickett@alien.topOPBlinkfedilinkEnglisharrow-up1·10 months agoThe SHT30’s on a D1 mini backpack PCB. The DS18B20 is one I got from Adafruit, in TO-92 packaging, and was on a little breadboard, so I would assume it’d have less thermal mass.
is the ds18b20 in a metalic tube casing vs diode on pcb? this could explain the lag
The SHT30’s on a D1 mini backpack PCB. The DS18B20 is one I got from Adafruit, in TO-92 packaging, and was on a little breadboard, so I would assume it’d have less thermal mass.