Chapter 2
LEDs, DIP Switches, and Connectors
Connectors
Peripheral
Power
IEEE 1394a
VGA
Serial
10/100 Ethernet
TRIG 0
TRIG 1 and TRIG 2
Digital Input/Output
Power Connector
The isolation provided by the NI CVS-1450 device is intended to prevent ground
Caution
loops that could introduce noise into the system. This isolation does not provide safety
isolation.
NI CVS-1450 Series User Manual
This section describes the connectors on the NI CVS-1450 device and
includes pinouts and signal descriptions for each connector.
Table 2-1 summarizes the functions of the connectors on the NI CVS-1450
device.
Table 2-1. NI CVS-1450 Device Connectors Overview
External Connectors
4-position power
connector
6-pin IEEE 1394
15-pin female DSUB
(standard VGA)
9-pin male DSUB
(standard RS-232
serial port)
RJ-45 (standard
Ethernet port)
SMB receptacle
SMB receptacle
44-pin female
high-density DSUB
The power connector on the NI CVS-1450 device accommodates two
power supplies. The terminals labeled V and C provide the voltage and
common-mode signal for the main power of the NI CVS-1450 device. The
terminals labeled V
iso
signal to power the isolated output circuitry.
Main power and power for isolated outputs
Power and data connection to IEEE 1394
cameras
Video output
COM1
Ethernet network connection
External isolated trigger input
External TTL output
External TTL I/O; External isolated I/O
and C
provide the voltage and common-mode
iso
2-6
Function
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