Inspeed's "WindAlarm Switch" Relay Controller

The Wind Alarm & Switch is a fully programmable dual relay controller for turning one or two electronic devices on or off based on the speed of the wind. It is manually programmed - no computer or software required. Includes a live display of wind speed with gust capture, two on-board relays, and terminal blocks for easy connection.
Suitable for fountains, awnings, solar panel control, and more...

NOTE: the WindAlarm & Switch is a device to switch things on and off, including alarms; it does not actually include an alarm...

Developed by Heliotrack for controlling solar trackers.

The WindAlarm Switch includes the following standard features:

• Two independent relays rated to 250VAC/10A
  
• Two timer modes: time between pulses and pulses per period.
• Selectable units: mph, kph, knots, feet/sec, meters/sec, and user programmable
• Wind speed averaging time: If pulses/period mode is selected, variable from 2 to 60 seconds
• Trigger method: either relay can be triggered by either instant or average wind speed
• Trigger threshold: user programmable from 1 to 255 (instant or average wind speed)
• Turn off method: manual or user programmable from 1 to 255 (instant or average wind speed)
• Latch timer: if selected, can be set from 1 to 255 minutes
• Clear top box
• 12VDC (110VAC) Power supply included
• On-board 3-digit LED display
• and much more!.......

If you think this is more than what you might need, have a look at the Windswitch.