Airmar 120WX WeatherSation Instrument

• Ultrasonic measurement of apparent wind speed and direction
• Barometric pressure
• Air temperature
• Wind chill
• Housing IPX6 rated for water-ingress protection
• Data output via a single cable (various lengths available)
  • NMEA 0183/ASCII serial data protocol over RS-232 interface
  • NMEA 2000 protocol over CAN

The WeatherStation model 120WX is Airmar’s answer for recreational boating. The 120WX gives wind, air temperature, and barometric pressure readings. It is feature rich in a durable, rugged, small housing that is IPX6 rated for this environment. Reliability and performance, along with no moving parts, makes the 120WX a trouble-free and affordable choice for your recreational boating needs.

Specifications

Wind Speed:

• Range: 0 to 40 m/s (0 to 89 MPH)
• Accuracy: 5% at 10 m/s at 4 angles
• Resolution: 0.1 m/s
• Calculations: User configurable damping

Wind Direction:

• Range: 0 to 359.9°
• Accuracy: ±3° at 10 m/s
• Resolution: 0.1°
• Calculations: User configurable damping

Air Temperature:

• Range: -40 to 80°C (-40 to 176°F)
• Accuracy: ±1.1°C at 20°C
• Resolution: 0.1°C

Barometric Pressure:

• Range: 300 to 1100 hPa
• Accuracy: ±0.5 hPa at 25°C (or better)
• Resolution: 0.1 hPa

Power:

• Supply Voltage: 9 to 40 VDC
• Supply Current: <55 mA (<0.7 W) at 12 VDC
• NMEA 2000® Load Equivalency Number (LEN): 2

Communications:

• Available Interface: Serial RS-232, Serial RS-422, CAN
• Available Protocol: Comma delimited ASCII, NMEA 0183, NMEA 2000
• Serial Output Rate: 1 Hz typical. User selectable. 10 Hz max recommended

Other:

• Weight: 275 g (0.6 lb.)
• Operating Temperature Range: -25 to 55°C (-13 to 131°F)
• Mounting-thread Size on Base: Standard 1″-14 UNS (3/4″ NPT optional)
• Certifications and Standards: CE, IPX6 (IPX4 with optional Relative Humidity sensor), RoHS, IEC61000-4-2, IEC60945, IEC60950_1C, IEC60950_22A, EN55022, EN55024, EN15014982