First Class performance to IEC61400-12-1 standard
Überblick
Die W200P Windfahne von Vector Instruments ist besonders robust und gut für den Einsatz an entfernten Wetterstationen geeignet. Sie enthält ein Präzisionspotentiometer in einem korrosionsbeständigen Metallkörper. Das Potentiometer hat den kelinsmöglichen Drehmoment für Langlebigkeit und Zuverlässigkeit.
Lesen Sie mehrFunktionen und Vorteile
- Robustes Präzisionsinstrument
- Field-proven track record
- Lange Kabel und Heizung gegen Vereisung auf Anfrage
- Fin and rotor attached by patented gravity sensitive fastener for rapid attachment and release in portable applications
Bilder
Technische Beschreibung
The small gap at North is filled to ensure smooth operation and a long service life. The precision ball-bearing races are corrosion resistant and protected against the entry of moisture and dust.
Marine Version Available to special order; call for further details.
Spezifikationen
Fin Fixing: Patented gravity sensitive fastener for rapid attachment and release
Windvane Fixing: 0.25" BSW/UNC (6° taper fitting type 128-1 also available for portable applications) tapped hole and screw into base
Potentiometer Resistance: 1kΩ ±10%
Electrical Continuity Angle: 357.7°±1.5° (2.3°gap at North)
W200P-1 windvanes supplied by Campbell Scientific are fitted with a 100kΩ parallel resistor to prevent floating readings in the deadband. The effect on accuracy is minimal.
Electrical Variation Angle: 356.5°±1.5° (3.5°deadband)
Temp. Coefficient: ±50ppm/°C
Maximum Power Dissipation: 0.5W -50°C to+20°C; derate linearly to 0.25W at +70°C
Insulation Resistance: 50MΩ minimum
Wiper Current: 20mA maximum
Voltage, case to potentiometer: 125V maximum
Supply Voltage: 20V maximum