KEYENCE DL-PD1 - Manual (Page 6)

- PROFIBUS DP Compatible Network Unit DL-PD1 User's Manual (GT2) - 4
Terms Used in This Document
This document uses the following terms:
Term Explanation
Sensor amplifier A sensor amplifier connected to the DL-PD1.
Main unit A sensor amplifier that has a power line and can operate alone.
Expansion unit A sensor amplifier that does not have a power line and must be connected to a main unit.
D-bus The name of KEYENCE's wiring-saving system for sensor amplifiers.
Supports GT2 Series high-accuracy digital contact sensors and others.