ISM/S5.1 and ISS/S5.1 IP-Switch Operating Instructions

This document provides operating instructions for the ABB IP-Switch Master (ISM/S5.1) and Slave (ISS/S5.1) devices, which are 5-port switches for networking up to 5 end devices, expandable to 10 by connecting a slave. It describes device features such as Gigabit Ethernet uplink, LED status indicators, technical specifications (autosensing, autonegotiation, store-and-forward), and installation details for REG mounting.