ii
 NI-2100, NI-3100, NI-4100 Hardware Reference Guide
Table of Contents
Using the 4-Pin Mini-Phoenix Connector For Data and Power ......................................  23
Using the 4-pin Mini-Phoenix Connector For Data With External Power.......................  24
DB9 Device Port: Connections and Wiring.............................................................. 25
ICSNet Port: Connections and Wiring..................................................................... 26
ICSHub OUT Port: Connections and Wiring ............................................................ 27
Relay Port: Connections and Wiring ....................................................................... 27
Relay Connections .........................................................................................................  27
Input/Output (I/O) Port: Connections and Wiring................................................... 28
IR/Serial Port: Connections and Wiring................................................................... 29
NetLinx Control Card Slot Connector (NI-4100 only).............................................. 30
LAN (Ethernet/RJ-45 Port): Connections and Wiring .............................................. 30
LAN LEDs ......................................................................................................................  30
LAN Ports Used By the Integrated Controller ...............................................................  31