SUOMINET MET PACKAGE FEATURE COMPARISON

FEATURES

PAROSCIENTIFIC, INC.

VAISALA

MET4A

MET4

PTU200

Integrated Package
Barometric Pressure, Temperature, Humidity

 Yes Yes No

Environmental Enclosure
Outdoor Use

 Yes Yes Optional

Plug & Play, Single Cable Installation

 Yes Yes No

5-year warranty including a 3-year stability warranty

 Yes Yes No

Free Rezero Adjustment of the barometer

Yes

Yes

 No

Software Support
Free set-up, logging, recalibration software

Yes Yes No

Pressure Port Design
Minimizes Wind-Induced Errors

High-Performance DigiPort

 High-Performance DigiPort Open Pipe

Barometric Pressure Resolution

 Better than 0.1 Pa Better than 0.1 Pa 10 Pa

Barometric Pressure Accuracy

 Better than ±0.08 hPa Better than ±0.08 hPa ±0.15 hPa

Fan-Aspirated Ventilation
Minimizes Solar Radiation Errors

 Yes No No
Temperature Sensor Accuracy Better than ±0.2 deg C Better than ±0.5 deg C ±0.2 to ±0.5 deg C
RS-232 and RS-485 Interface Yes Yes Optional
Barometric Functions * Optional Optional No
Internal Data Logging Optional Optional No

Field Serviceable **

 Yes Yes No
 

*

Altimeter Setting, Station Pressure, Field Pressure, Sea Level Pressure, Density Altitude, Pressure Altitude, QNH, QFE, and WMO Pressure Tendency Codes.

** RH and Temperature Probe and FAN (MET4A) are field replaceable. Field assessment of MET4/4A barometer accuracy is provided in the User's Manual