Rockwell Automation 2755 AdaptaScan Bar Code Readers - Manual (Page 58)

Installing the Wiring Base and Power Supply 3–23
The following is a typical package detector configuration:
Package
Detector
Reflector
Connect the package detect wiring to the wiring base as shown.
Note: If you are using a sensor with mechanical contacts, refer to
page 3–21 for wiring connections to an input module.
Package
Detector PKG DET
+12VDC
Ground
Trigger
Shield