Showing posts with label anemometers. Show all posts
Showing posts with label anemometers. Show all posts

Tuesday, December 11, 2012

Oregon Scientific WMR200 Professional Weather Center Review

Oregon Scientific WMR200 Professional Weather Center
Average Reviews:

(More customer reviews)
Pro's: Nice looking display unit (at first glance, read further).Con's: Outdoor sensor quality chintzy, accuracy, customer service, limited history data without hooking up to a computer, set up time, no energy storage for solar, update frequency.I purchased this weather station to replace 3 separate aging weather units to enable all weather data on a single unit.
Upon unpacking the 200WMRa I noticed all of the outdoor sensor units feel like they could break just handling them. After setting everything up indoors to test connectivity, I could not get a reading from the outside temp/humidity. The first time I called customer service they had me run through a battery of tests and instead of sending me just the one sensor (none available), I had to pack up the entire unit and send it back. Two weeks later, I again have everything set up indoors as a test; again no outdoor temp or humidity. This time I order a second unit online so that I can have it quicker and the third sensor was bad as well. Second call to customer service "please send back the entire unit...". I waited an hour and called again and luckily got someone on the phone who let me know that they did have a problem with the sensor (now discontinued) and that they could send me the redesigned sensor. This replacement sensor worked fine, but didn't have solar hookup which defeats one of the advantages of this system.
A note on the solar power on this system; it doesn't have any means of storage, so any time it's cloudy or at night you are running on batteries.
The main console unit looks nice at first glance, but really gives very little data without hooking to a computer via some VERY outdated and glitchy software. The unit's graph is only usable for pressure, rain and wind history. For instance, you cannot see the temp trend for the last few days, only highs or lows from when you first powered up the unit.
Accuracy: At one point I had purchased two systems and had them both set up indoors at the same time trying to work the bugs out of the sensors. Every bit of data was different from both units and not by just 1 degree or 1 percent, it was off by as much as 5 degrees/percent in each field. Sure enough if you read the published specifications, it states about that much as far as accuracy. To me, if you are going to spend this much money on knowing whats happening outside, you might as well have REAL DATA to go by.
Update frequency: If you hear a really big wind gust outside, you may be standing there a minute or two before seeing how high it actually was.
I didn't initially want to spend another hundred on the Davis unit; after my experience thus far I figured I could sell this on ebay and put the extra toward the Davis.
BY CONTRAST: The biggest differences on the Davis unit is that all the outdoor sensors are mounted in one reasonably sized very sturdy unit; that utilizes true solar with storage that only resorts to batteries if it hasn't seen light in 3-4 days. The main display is built like a tank in comparison; the graph can be used to watch any data you choose over whatever time period you choose, such as: last 24 hours, 24 days, 24 minutes (rain) or even 24 years. Highs and lows can also be seen for ALL DATA for any time you choose: Daily, hourly, monthly or even yearly. Now you can see at a glance "What was the coldest day last year?" or "What was the highest wind gust last year?", etc.
The Davis units update every 2-10 seconds depending on data; basically real time. Published accuracy is 0.6 of a degree!!
I went with the Davis ISS (integrated sensors) with the ProVantage 2 console/display. These together cost $360.
Save the time & frustration and buy any one of the Davis units the first time, it is money well spent.

Click Here to see more reviews about: Oregon Scientific WMR200 Professional Weather Center

The local meteorologist has nothing on this highly sensitive professional weather center from Oregon Scientific. Equipped with a temperature/humidity sensor, a wind sensor, a rain gauge, and a solar panel—and with the ability to communicate with six additional remote sensors—the weather center assesses a host of weather conditions to help the user better prepare for the outdoors. The weather center's LCD touch panel screen displays icons and indicators to relay: time of day via the US atomic clock; weather forecast; current moon phase; indoor and outdoor temperature and humidity readings; wind chill, speed, and direction; barometric pressure; rainfall rate; dew point; heat index; and optional UV index. Several weather alert alarms notify of more problematic weather conditions.
The weather center wall-mounts or stands on a tabletop. A 6-volt DC AC adapter powers the base. With five language options (English, Spanish, French, Italian, and Dutch), the weather center also offers 12-hour or military time display, and temperature readings in Celsius or Fahrenheit. The centermeasures indoor temperatures ranging from 32 to 122 degrees F, and outdoor temperatures from –58 to 158 degrees F. The outdoor sensors transmit data to the base at a 433 MHz frequency from up to 325 feet away. To track weather trends, the center features a data logger function and data can be uploaded to a computer using free PC software and provided 6-foot USB cable. Ten included AA batteries power the sensors and the base; the user benefits from separate low battery indicators for the base and each sensor. For mounting, a host of poles, attachment brackets, and screws accompany the weather center. A limited one-year guarantee covers this item. The weather center base measures 5-9/10 inches long by 7-8/10 inches wide by 1-9/10 inches high.

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Friday, November 30, 2012

Davis Instruments Vantage Pro2 Weather Station (Wireless) Review

Davis Instruments Vantage Pro2 Weather Station (Wireless)
Average Reviews:

(More customer reviews)
We took care of a home in Hawai'i that had a Davis Vantage Pro2 station installed and though I am the "weather nut" in the family, my wife became very interested and checked the full-function console screen every day. Each gust of wind would cause her to ask: "How strong was THAT one?" After five weeks there she was the one that suggested we order one for our home. I never dreamed that I could own one like this but Amazon prices it so that it is possible. The installation was simply clamping it to a 2" diameter pipe that sits in a cup on the deck and attaches to the eave of the house. I carry the console to the neighbors and show it off. They may purchase their own console (about $300) and read data from my transmitter package (1,000' range), or I can place duplicat consoles in the greenhouse, garage, or den, with a limit of eight total. Also, each console will re-transmit to another, in a "daisy-chain" fashion. Not only does this device display more current items then you could ever think of, it maintains past data and graphically depicts the previous 24 hours of most items. As an example, for rainfall you will get totals for today, this month, this year, the last 24 years (if it was running then), the current rate of rainfall, and the total rain for this storm. It will also tell you the totals of the last 24 storms. How accurate is it? With the optional software, The National Oceanic and Atmospheric Administration will accept your data, (you can read about it if you go to: [...]), as well as schools and other groups. Optional equipment will allow you to determine if you should water your plants, to measure temperature in multiple places, and to read solar radiation levels. We are VERY happy with our Davis Vantage Pro2 system and strongly recommend it to you.

Click Here to see more reviews about: Davis Instruments Vantage Pro2 Weather Station (Wireless)

Vantage Pro2 Wireless with standard radiation shield. This system uses frequency hopping spread spectrum radio technology to transmit weather data wirelessly up to 1,000 ft. (300 m) With data updates every 2.5 seconds. Includes Vantage Pro2 console/receiver, integrated sensor suite and mounting hardware. Integrated sensor suite includes rain collector, temperature and humidity sensors, anemometer with 40-Feet (12 m) anemometer cable and solar panel. Sensor suite is solar powered. Console may be powered using the included AC power adapter or with three C batteries (not included)

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Tuesday, October 2, 2012

Oregon Scientific WMR968 Cable Free Complete Weather Station Review

Oregon Scientific WMR968 Cable Free Complete Weather Station
Average Reviews:

(More customer reviews)
The Oregon Scientific WMR968 is a very inexpensive but complex weather instrument. I have been researching home weather stations for over a year now, and just purchased the WMR968 from Amazon.com when the price dropped by half. At the current price it is worth the extra trouble to get it to do what it should do. At this price, you have to expect to do some extra fiddling to get it to perform. If you really want a weather station that is going to perform perfectly, time after time, right out of the box, keep looking. This isn't the one for you. But, on the other hand, for those of you who like me have very little cash to spend on a home weather station, this is a good buy.
Only beware! As is noted in these reviews, and on many other consumer review web sites, the manual that comes in the box is trash! Do not use that manual to set up and tune your WMR968. Please, please, please, go to the Radio Shack website and download the manual for the Radio Shack Cable Free Weather Station with AccuWeather, and use that one, it is excellent! The Radio Shack weather station is identical in all respects to the one sold under the Oregon Scientific brand name, except that, for some reason, it has a real manual written by a real American, and it has all the information you need. Note, that the manual that comes with the Oregon Scientific weather station has 9 pages. The Radio Shack manual has 36 pages.
My advice: if you decide to take the risk and purchase the Oregon Scientific WMR968 from Amazon.com, like I did, read all the consumer reviews, even the nasty ones. You should know what might happen to you. Gather up as much information as you can. I have found several exellent tips on setting up and tuning the WMR968 on this and other web sites. Another suggestion: join and contribute to a weather station bulletin board, such as WeatherMatrix.net. Share your knowledge and experience with others. Finally, don't be tempted to cut corners when setting up your weather station. The sensitive electronics are not tolerant of abuse. Do your best to make sure everything outdoors is weather-tight.

Click Here to see more reviews about: Oregon Scientific WMR968 Cable Free Complete Weather Station

MODEL- WMR968 VENDOR- OREGON SCIENTIFICFEATURES- Complete Wireless Weather Station Control console with touchscreen LCD displays: - Weather forecast with large graphic icons - Barometric pressure in numerals with pressure history in bar chart format.- Indoor & outdoor temperature and humidity - Rainfall measurements - Wind speed and direction - Time with 12 or 24-hour clock display options - Month/Date/Day Comes standard with: - Thermo-hygrometer with barometer - Long range solar-powered outdoor thermo-hygrometer - Long range solar-powered self-emptying rain gauge - Long range solar-powered anemometer* Seven-channel capability to monitor temperature and humidity in up to 3 additional remote locations (additional sensors required).* Crescendo alarm with snooze * PC compatible * Illuminated with green HiGlo electro-luminescent backlight.* Wall mount or desktop display options.* Actual size: 2.75" x 4.0" x 0.75"MANUFACTURER WARRANTY:1 YEAR

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