Raymarine Wireless Mast Rotation Transmitter - T221

The Raymarine T121 Wireless Mast Rotation Transmitter corrects wind angle readings on racing sailboats with rotating masts.

Features:

• Functions include:
  • Wind Angle
• Unique wireless transmitter compensates for movement of a rotating mast to ensure accurate wind angle readings on racing sailboats
• Device compares compass information from the boat with its own information (via wireless NMEA interface) and corrects the wind angle coming from a Raymarine standard or vertical wind transmitter at the mast head
• Easily installed on the mast and simply calibrated from a Raymarine digital, dual digital or remote display in the system (but not the analogue wind display)
• 2-Year limited warranty (upgradable to 3 years upon product registration within 90 days of purchase)

Specifications:

• Power: Solar powered / integral battery with 300 hours autonomy
• Standard Output: NMEA 0183
• Water Protection: IPX6 (protected against high-pressure water stream from any angle)
• Dimensions: 3" dia. x 2" H

In the Box:

• T221 Mast Rotation Transmitter
• Mast bracket

Note: A location less than 5 ft. above the deck is advised; solar panels on top of unit must be unobstructed.