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The active element is a Hall effect sensor. Wind direction is provided by a magnet attached to the vane, and which hovers over the sensor. The E-Vane requires an input of 5 VDC and provides an analog output of 5% to 95% of the input voltage. Click here to view the specs and electrical diagram.
NOTE: the design and output of the E-Vane2 are different than the original e-Vane. The e-Vane2 (November 2013) was conceived to have a common body with the new anemometer (easier to make, less parts) and offer a lower cost/price.
It represents a number of advantages over potentiometer vanes, including:
- Zero dead band. Many potentiometer wind vanes have a dead spot of several degrees. This device has no dead band.
- Near-zero friction. Since the magnet is not in contact with the Hall sensor, there is no friction from the sensor.
- Virtually infinite life. Unlike potentiometers that wear out, the magnetic Hall sensor is non-contacting and should theoretically last forever.
The E-Vane requires 2.7-5.5 volts DC for power. It has three wires: ground, power, and signal.
CAUTION: some power supplies - even regulated - can generate spikes that will destroy the Hall sensor. Make sure your power supply (if you provide your own) does not produce spikes - especially when plugging/unplugging them.
CLICK HERE TO VIEW THE ELECTRICAL DIAGRAM
The Inspeed e-Vane includes a unique locking feature so you can twist the vane and set "North" (or zero output) to wherever you wish. That means that the offset bracket can be pointed in any direction you want, unlike other manufacturers that force you to point the bracket to North so it will read correctly. WIth the e-Vane, just mount the vane, lock the sensor when the software (or your device) says North, twist the vane until it points North, then release the sensor so it is free to rotate. Simple!
| SENSOR TYPE | Balanced wind vane connected to an active, non-contact, zero friction Hall Effect sensor |
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| SENSOR RANGE | Full 360 degrees , zero deadband | |
| ACCURACY/LINEARITY | see below | |
| RESOLUTION | 12 bit or 0.025 degrees | |
| ELECTRICAL | VERSION 1 (Prior to Fall 2013) Accuracy: Length of wire: optional (standard lengths provided - click to order to view options) |
VERSION 2 (Fall 2013) Accuracy: |
| MOUNTING | The E-Vane is provided with an offset aluminum bracket with 2 mounting holes. Verion 2 has an option for a HEAVY DUTY TUBULAR MOUNT |
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| DIMENSIONS | Directional Vane approximately 8 inches | |
| COMPATIBILITY | The Inspeed e-Vane is compatible with Inspeed WindWorks It is not compatible with Inspeed Windware software (which provides wind speed only) |
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Photos Coming Soon 

