GPS / Weather Probe



The GPS receiver tracks the route taken by the test vehicle.

GPS Receiver
GPS Receiver

The receiver is suited to a broad spectrum of system applications. Data that is recorded from the GPS includes:

  • Date and time
  • Latitude
  • Longitude
  • Altitude
  • Speed

Weather Probe

This plug-and-play weather probe and shield provides accurate humidity and temperature readings used in the emissions calculations. The weather probe must be inserted in the shield provided with the unit. The shield protects against rain and solar radiation which could cause incorrect readings.

Weather Probe
Weather Probe


Weather Probe Shield
Weather Probe Shield

The Weather Probe and the GPS Receiver can be easily mounted to the outside of the vehicle using industrial suction cups (not provided).

GPS and Weather Probe on vehicle

  Temperature Relative Humidity Ambient Pressure
Range of measurement -39 °C to 60 °C 0.8% to 100% RH 15 to 115 kPa
Accuracy ±0.2 °C ±2% RH at 0 to 90% RH
±3% RH at 90 to 100% RH
±1.5% 0 to 85 °C
Response Time   T90 ≤ 10 seconds at 20 °C T90 ≤ 4 seconds