Introduction

This chapter describes the head and adapter modules for Ethernet remote I/O communications in a Quantum EIO system. Specifically, those modules are:

• 140CRP31200: head module on a local Quantum rack

• 140CRA31200: adapter module on a Quantum remote I/O drop

• BMXCRA312•0: adapter module on a Modicon X80 remote I/O drop

This chapter includes physical characteristics, port descriptions, and agency specifications for these modules.