Novotechnik U.S. Compact hollow-shaft angle sensor
The WAL 340 hollow-shaft angle sensor provides absolute, rotary position. Sensor dimensions are 32 x 39 mm. A notch built into the housing aids alignment. The device has a measurement range of 0 to 290°. Mechanical range is a continuous 360° with no stop. It accepts an 8-mm D-shaped shaft. Other specifications include resolution of <0.3°, repeatability of 0.3° and independent linearity of ±1% of measurement range. As an absolute sensor, it continues to track angle even if power is removed, reporting the correct position when power is restored. It is protected from ingress of water and dust to IP65.