If the wide angle (270° ) coverage is too wide for |
| Maximum | |
your application, you may need to install the lens |
| Coverage Angle | |
shield to reduce the coverage angle. |
| Approx. area | |
❒ Decide which side of the lens you want to cover. |
| ||
270° | |||
blocked by the | |||
❒ Curve the shield as shown. Slide the shield |
| ||
| lens shield (if | ||
down, under the two metal ribs of the case. |
| used) |
Make sure the shield slides all the way down so the entire shield will lay directly against the lens.
❒ Slip the small protrusion behind the vertical metal rib to hold the top of the shield in place.
Slip behind |
|
vertical rib | Lens shield |
Metal
ribs
If the sensor is not kept level you may experi- ence an apparent decrease in range because objects may pass under the detection zone with- out being detected.
