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Weather station chipsets

Date:2013-5-2 Hits:

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Hope Micro electronics CO., LTD supply a multi-function chipsets W1901 which is the wireless Receiver with the features of Thermometer, calendar, alarm clock, RCC the compatible Wireless Transmitter is W1801 which have the same features. Our purpose is helping our customer short the period of designing for the weather station application.

W1801 (Transmitter)

Main functions: Integrated with Temperature, humidity Low power function, channel.

Features

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One channel push system and two functions keys: TX, RES;

3 ½ digit display temperature and the resolution is 0.1 ° C, the detection range is -50 ° C -70 ° C, detection cycle in each pre-launch;

2 digital display for humidity and the resolution is 1%, the detection range is 20-99%, the detection cycle in each pre-launch;

Transmit mode: ASK 433.92MHz;

Three RF channels: CH1 = 31S, CH2 = 33S, CH3 = 35S;

The RF transmission range of at least 100 meters;

Power supply voltage: 2.6-3 .3 V.

Standby current: 7uA;

Low battery indication: under 2.6v;

W1901 Temperature DisplayReceiver

Main functions: Integrated with Temperature, Calendar, dual Clock, RCC, RF

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Features
Four function keys
SET/MODE, ALARM/SNOOZE, +/CH/RCC, -/MEM;

Weather Forecast pattern can show the weather conditions, trends;

Pressure: a variety of unit pressure mode, barometric pressure history of the past 12 hours, changes in air pressure trend;

Moon phase: shows the Phase of the moon.

Can record the maximum and minimum value of indoor or outdoor temperature, humidity, dew point and heat coefficient and store into the memory;

3 ½-digit indoor temperature display, the resolution is 0.1 ° C, indoor detection range is 0 ° C - 50 ° C, detection period  is 1 time per10 seconds;
3 ½-digit indoor temperature display, the resolution is 0.1 ° C, indoor detection range is -50 ° C - 70 ° C, detection period is 1 time per10 seconds;

2 digit display indoor / outdoor humidity with a resolution of 1% and the indoor test range 20 - 99%, and the detection period is 1 time per10 seconds;

Humidity compensation: + / -3%, + / -5%, + / -8;

Six time display: hours, minutes, seconds, 12/24 hour clock select;

2000-2099 calendar instructions, two digital display month, 2-digit display;
A two-digit day of the week, in five languages: English, German, French, Danish, Spanish;

Alarms: Dual alarm wake-up function;
RCC: multinational RCC receiving DCF, WWVB, MSF, daylight saving time function;
RF: three-channel RF temperature + humidity receive functions, 100Meters distance;
Standby current: ≤ 20uA

 

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