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Introduction
10
NI-2000, NI-3000, NI-4000 Hardware Reference Guide
NI-4000 Specifications
The front LEDs (FIG. 5) are grouped by control type, and are labeled according to their corresponding
port (connector) numbers on the rear of the unit. The back of the this unit contains RS-232/422/485,
Relay, IR/Serial and I/O connectors. In addition, this unit provides an ID pushbutton, AXlink LED,
NetLinx Card slots, and other related connectors. FIG. 6 shows the front and rear of the NI-4000.
FIG. 5
NI-4000 NetLinx Integrated Controller (front view)
FIG. 6
NI-4000 front and rear panel components
AXlink LED
Relays
RS-232/422/485 (Ports 1-7)
I/O (Port 17)
IR/Serial (Ports 9-16)
Front
Rear
Program port
DIP
switch
ICSNet (2)
ICSHub Out
(green)
ID Pushbutton
(Port 8)
Ethernet
AXlink
port
PWR
CardFrame DIP
switch
Slot 1-4 connectors
NetLinx
Card
slots
(1-4)
RS-232/422/485 TX/RX LEDs (red/yellow)
Relay LEDs (red)
IR/Serial LEDs (red)
I/O LEDs (yellow)
Link/Active-Status-Output-Input