Buyhere22, 26 Somers Road, Rugby, CV22 7DH

Sonoff Sensor Si7021 Temperature and Humidity for Sonoff TH10 TH16 Official UK

£11.95

18 in stock

 

We are the UK’s OFFICIAL Sonoff Distributor
Buy with confidence

 



Sonoff Sensor Si7021 Temperature and Humidity for use with Sonoff TH10 or TH16
 
 

Sonoff Si7021 Temperature and Humidity Sensor is a digital temperature and humidity sensor with a calibrated digital signal output. It adopts dedicated digital module acquisition technology and temperature&humidity sensing technology to ensure that the sensor has a very high reliability and excellent long-term stability. The sensor includes an integrated single-chip temperature and humidity sensor chip, which connects to a high-performance 8-bit MCU. The Si7021 sensor has advantages such as excellent quality, ultra-fast response, anti-interference ability and cost-effective. The sensor has 2.5mm 4-pole stereo audio male plug connector, which works perfectly with Sonoff TH10/TH16

Features

  • Relative humidity and temperature measurement
  • All calibrated, digital output
  • Good long-term stability
  • No additional parts required
  • Ultra-low energy consumption
  • The sensor is fully interchangeable

Electrical Characteristics

Rated Parameters

Parameter Symbol Min Typ Max Unit
Voltage input VCC 2.2 3.3 3.6 V
Operating temp. & Measuring range Ta -40 – +85 ℃
Storage temp. Ta -65 – +150 ℃

Performance parameters

Parameter Condition Min Typ Max Unit
Humidity
Operating range 0 — 100  %RH
Accuracy 0-80 — ±2 ±3  %RH
80-100 See Figure 1
Temperture drift — 0.05 —  %RH/℃
Stability — ≤0.25 —  %RH/yr
Temperature
Operating range -40 — +85 ℃
Accuracy -10≤Ta≤85 — ±0.3 ±0.4 ℃
-40≤Ta≤125 See Figure 2
Stability — ≤0.01 — ℃/yr

 

buyhere22 listing is for
1 * Sonoff Sensor Si7021

This product is for use with the Sonoff TH10 and Sonoff TH16 which can be found on my other buyhere22 listing

https://www.buyhere22.co.uk/itm/202870588796

https://www.buyhere22.co.uk/itm/193287489350

 

We test all products prior to shipping – buy with confidence.

 

We are the UK’s OFFICIAL Sonoff Distributor
Buy with confidence

 


For the full range of Sonoff products, please click here.

 

If you are interested in becoming a reseller for Sonoff – please contact us.
Remember we are based in the UK – NOT CHINA

 

Please read and note the following before ordering:
1) My Shipping is for UK Mainland ONLY. No Scotish Highland, Northern Ireland, Isle of Wight or other Isles. Some areas may incur additional costs, if you are unsure please contact me prior to ordering.
2) Please ensure you have a valid contact phone number, I may pass this number onto the Carrier for delivery. No refund for carriage cost will be offered, if delivery is delayed as a result of no valid contact number being provided.
3) I welcome collection for orders,please select collection on checkout otherwise your order will be despatched. Once your order has been picked and tested if applicable. We will then inform you of a date and time for collection. Please bring your payment card for verification when collecting your order. No order will be released without card verification.
4) I am unable to provide ANY technical support, please ensure you fully understand how this item works by checking for any datasheets (not provided with the item), to enable the product to be used within your application / project.
5) VERY IMPORTANT >> Do not make ANY permanent connections. Please test the item BEFORE making any permanent connections e.g. soldering to the item. Please ensure you have the means to test the item WITHOUT applying ANY solder to the item. If an item has any solder applied I will NOT accept any return.
6) When upgrading to 1st class post, (if the option is available), please note this is sent via Royal Mail and is not a guaranteed next day service. If you need a 48hr service please select 48hr delivery at extra cost. This will be sent via Royal Mail or courier. I do not offer a 24hr service. No weekend or public bank holiday deliveries.
7) We attempt to send out all orders received before 10.00am. This excludes weekends and public holidays.
8) Customers placing multiple orders. – I may ship all the orders as one, please do not ask for a refund of shipping cost after you have placed your orders. Please do not place your orders if you want a refund of shipping cost.
9) Some items may have a “Warranty Void if removed” sticker, please DO NOT tamper or remove these stickers. I will not accept any rertuns with tampered or removed sticker. Some buyers have tried to send back items that I have not supplied.

**** Important note **** Some sellers claim the stock is in the UK, please be careful, the seller is often in China and sends the item to a UK agent who then forwards the item on with a UK stamp. Check where the seller is located not just the item location. All my items are physically with me, here in the UK and I offer a quick delivery and communication within the UK.

During busy periods there maybe a delay in delivering your package by Royal Mail. I apologies in adavnce for any inconvenience but would like to point this out before you place your order.