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1. Use the Banner model BT-1 Beam Tracker Alignment Aid (see
(p. 94)) to detect electrical transient
spikes and surges.
2. Cover the lens of the BT-1 with electrical tape to block optical light from entering the receiver lens.
3. Press the RCV button on the BT-1 and position the Beam Tracker on the wires going to the EZ-SCREEN LPM or any
other nearby wires.
4. Install proper transient suppression across the load to reduce the noise.
12.7.2 Check for Sources of Optical Noise
1. Turn off the emitter, completely block the emitter, or open the Test input.
2. Use a Banner BT-1 Beam Tracker (see
(p. 94)) to check for light at the receiver.
3. Press the RCV button on the BT-1 and move it across the full length of the receiver’s sensing window. If the BT-1’s
indicator lights, check for emitted light from other sources (other safety light screens, grids or points, or standard
photoelectric sensors).
EZ-SCREEN Low-Profile System with Integral Muting
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