RIKA RK900-11
RK900-11
A compact, low-power weather instrument measuring wind speed and direction, air temperature, relative humidity and air pressure. This configuration includes RS232 output and a 10 m cable.
Measurement parameters and specifications
The table covers only the sensors included in this configuration supplied by Kordil. Performance figures follow the technical sheet for this model.
| Parameter | Principle | Range | Resolution | Accuracy |
|---|---|---|---|---|
| Wind speed | Ultrasonic | 0–40 m/s | 0.1 m/s | ±5% FS |
| Wind direction | Ultrasonic | 0–359° | 1° | ±3° |
| Air temperature | — | −40 to +80 °C | 0.1 °C | ±1 °C |
| Relative humidity | — | 0–100% RH | 1% RH | ±3% RH |
| Air pressure | — | 300–1100 hPa | 0.1 hPa | ±1 hPa |
FS = full scale; RH = relative humidity. —: Not specified in the technical sheet for this model.
The sensor measurement range differs from the instrument operating-temperature range; observe the operating conditions listed below.
Source: RK900-11 technical sheet (V5.3, 2026-04-16).
Electrical specifications and operating conditions
- Wind speed range: 0–40 m/s
- Supply: 12–24 VDC
- Ingress protection: IP65
- Power consumption: 1.7 W
- Operating temperature: -20 … +60 °C
Connection and installation
The supplied instrument has RS232 output, a 12–24 VDC supply and a 10 m cable. Check the communication protocol and wiring against the product manual when integrating with your data acquisition system.
Contact Kordil for integration and a quotation
Technical sources: manufacturer-supplied RK900 series specifications and manuals. Features depend on the selected configuration.