Digital and analog outputs - WM80

WM80 User Guide

Document code
M212995EN
Revision
A
ft:locale
en-US
Product
WM80
Document type
User guide

The device interfaces are not intended to be exposed to the internet.

The device runs only on Vaisala-signed firmware.

Known software vulnerabilities are listed in the firmware release notes.

In case of critical software vulnerabilities, Vaisala provides a firmware update package or mitigation proposal.

The device uses serial communication over RS-485. The following protocols are used.

  • NMEA 0183
  • ASCII
  • Modbus RTU
Data communication interfaces
Interface Description Output
RS-485 Serial data output that provides two-way communication
  • NMEA 0183
  • ASCII
  • Modbus RTU
2 ×analog (sourcing) Analog data output that provides wind speed and wind direction output, as well as fault information. 4–20 mA

For configuration and troubleshooting, you can connect to the device using Vaisala Insight PC software.

The measurement data output varies depending on the used protocol and message.

Measurement data output
Output NMEA 0183 Data message 21 Data message 23 Data message 24 Data message 25 Modbus 4-20 mA analog output 1
Sample
Instant
Average
Gust speed
Gust direction
Lull speed
Lull direction
Sonic temperature
1 User can select which values are output.