Simrad 120WX Weather Station

The Model 120WX is Airmar’s solution for recreational boating; feature rich, in a Durable, Rugged, Small footprint that is IPX4 or IPX6 rated for this environment. Reliability and performance, along with no moving parts, makes the 120WX an easy and affordable choice for your recreational boating needs. Ultrasonic wind readings Apparent Wind speed & angle Barometric pressure Air temperature Wind chill Optional relative humidity module IPX4 with the RH Option IPX6 without the RH...
Information

The Model 120WX is Airmar’s solution for recreational boating; feature rich, in a Durable, Rugged, Small footprint that is IPX4 or IPX6 rated for this environment.

Reliability and performance, along with no moving parts, makes the 120WX an easy and affordable choice for your recreational boating needs.

  • Ultrasonic wind readings
  • Apparent Wind speed & angle
  • Barometric pressure
  • Air temperature
  • Wind chill
  • Optional relative humidity module
  • IPX4 with the RH Option
  • IPX6 without the RH Option
  • Output: Via a single cable (various lengths available)
  • NMEA 0183 protocol over RS422 interface and NMEA 2000 protocol over CAN BUS
Specifications

Wind Speed Range:

  • 0 knots to 78 knots (0 MPH to 90 MPH, 0 m/s to 40 m/s)
  • Wind Speed Resolution: 0.1 knot (0.1 MPH, 0.1 m/s)
  •  Wind Speed Accuracy @ 0°C to 55°C (32°F to 131°F), no precipitation*:

Low Wind Speeds:

  •  0 -10 knots; 1 knot RMS +10% of reading
  • (0 MPH to 11.5 MPH; 1.1MPH + 10% of reading)
  • (0 m/s to 5 m/s; 0.5 m/s + 10% of reading)

High Wind Speeds:

  • 10-78 knots; 2 knots RMS or 5%, whichever is greater
  • (11.5 MPH to 90 MPH; 2.3 MPH or 5%, whichever is greater)
  • (5 m/s to 40 m/s; 1 m/s or 5%, whichever is greater)

Wind Speed Accuracy in wet conditions**:5 knots RMS (5.7 MPH RMS, 2.5 m/s RMS)

Wind Direction Range: 0° to 360°

Wind Direction Resolution: 0.1°

Low Wind Speeds (5° RMS typical): 4 - 10 knots (4.6 MPH to 11.5 MPH, 2 m/s to 5 m/s)

High Wind Speeds (2° RMS typical): >10 knots (>11.5 MPH, >5 m/s)

Wind Direction Accuracy in wet conditions** (8° RMS Typical): 8 knots (>9.2 MPH, >4 m/s)

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