C4 User Manual
Page 130 ©2021 Smartrise Engineering, Inc. All Rights Reserved October 25, 2021
The following procedure describes how to connect the Optical Sensor and Reader to either side
of the sensor base plate used on a Dual Sensor Array Assembly.
Figure 179: Dual Sensor Array Assembly (Right Side)
1. Remove screws, lock washers, and washers securing both optical sensors to the sensor
brackets and remove optical sensors.
2. Remove screws, lock washers, and washers securing the reader bracket to the bottom
sensor base plate and remove reader bracket.
NOTE: Do not remove the reader from the reader bracket.
3. Flip the sensor base plate. The spacer is secured to the top of the sensor base plate.
4. Place both optical sensors back onto the sensor brackets with the optical sensor cables
facing down and secure.