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RF wireless temperature and humidity weather forecast scheme

2021-11-29 15:47:42 hongling

RF wireless temperature and humidity weather forecast scheme

Product features:

1. Typical working voltage: 3.0V

2. LCD parameters: 1 / 3 bias, 1 / 8 duty; Driving voltage 4.5V

3. The relatively simplified circuit saves peripheral components to a great extent

4. Supporting our temperature sensor rh-10k, B = 3435,1%, humidity sensor hs-03, rh-31k

5. Supporting RCC receiving modules of our company: strc638, strc668

6. Supporting RF receiving modules of our company: sr-ly08, sr1308

7. It can be directly matched with our 315MHz and 433MHz. 868mhz, 915MHz RF receiving module

Main functions:

1. Level 4 weather forecast: sunny, semi sunny, overcast and rainy

2. LED backlight with color change indicating the current weather (each level of weather corresponds to backlight display of different colors)

3. Short circuit point selection radio clock acceptance format: DCF / WWVB

4. Seven languages: English, German, French, Italian, Spanish, Dutch and Danish

5. Indoor temperature, test range: 0 ℃ ~ 50 ℃, test cycle: 30 seconds

6. Indoor humidity, detection range: 20% ~ 99%

7. There are many RF outdoor temperature / humidity, and three groups of different RF signals are received at the same time

8. Change trend indication of indoor and outdoor temperature and humidity

9. Indoor and outdoor temperature and humidity large / small value memory function

10. The upper and lower limits of outdoor temperature start the emergency signal / the upper and lower limits of indoor and outdoor temperature and humidity start the emergency signal function

11. Indication of environmental comfort

12. Select single sound alarm / double sound alarm for short circuit point

13. 5-30 minute adjustable snooze delay alarm, default 5-minute snooze delay alarm

14. Low voltage indication function (indoor detection and outdoor reception)

15. LED backlight

16. World time zone setting, - 12 / 12 hour offset (DCF format) or P, m, C, e four time zone selection display

17. Daylight saving time function (DST function)

18. Moon phase function

19. Humidity offset short circuit point function


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