Omron V680S-HMD63-PNT User Manual page 108

Section 6
Functions
You can use communication diagnostic to detect and diagnoses deterioration of performance for the following
conditions.
Communications performance reduced by inclination of
RF Tags
Communications performance reduced by metal objects
Metal
Communications performance reduced by noise
RFID System
106
User's Manual
(PROFINET)
Communications performance reduced by positional
offset of RF Tags
Communications performance reduced by an excessively
long communications ranges