Connector Pinouts - National Instruments IC-3120 User Manual

1. VGA Connector
2. RS-232/RS-485 Serial Port
3. USB 2.0 Ports

Connector Pinouts

The IC-3120 provides the following connectors.
Chassis Grounding Screw
Use the grounding screw to connect the chassis to earth ground. An earth ground connection is
optional.
Note An earth ground connection does not connect C or C
2 | ni.com | IC-3120 User Manual
Figure 1. IC-3120 Front Panel Connectors
Industrial Controller
4
3
2
1
RESET
IC-3120
5
6
4. Gigabit Ethernet Port
5. Gigabit Ethernet Ports with PoE
6. 44-pin Digital I/O Connector
to earth ground.
ISO