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NI Smart Camera I/O Accessory User Guide 4 ni.com
Installation
To get started with the NI 17xx Smart Camera I/O Accessory, complete the following steps while
referring to Figure 1.
If you have not already installed the NI Smart Camera and required software, refer to Getting Started
with the NI 17xx Smart Camera for instructions.
Note For EMC compliance, operate this device with shielded cables.
Caution Never touch the exposed pins of connectors.
Connect the Camera Cable
Connect the 15-pin D-SUB female to 15-pin D-SUB male cable to the CAMERA connector on the
accessory and to the POWER-I/O connector on the smart camera. Refer to the NI 17xx Smart Camera
User Manual for the POWER-I/O connector pinout and signal information.
Connect the RS-232 Cable (Optional)
For serial communication purposes, connect an RS-232 cable to the RS-232 connector on the accessory
and to the serial port on your computer. Refer to the NI 17xx Smart Camera User Manual for
information about configuring and using the serial port of the smart camera.
Connect Signal Wires
Connect the wires to the isolated input, isolated output, and/or quadrature encoder terminal blocks by
stripping 1/4 in. of insulation, pressing on the lever of the spring terminal with a small flathead
screwdriver, and inserting the wire into the terminal. Figure 1 shows the terminal locations. Refer to the
NI 17xx Smart Camera User Manual for information about using isolated inputs, isolated outputs, and
quadrature encoders.
Connect Power
Connect the power using a D-SUB power cable or a custom two-position power cable.
Caution Do not connect input voltages greater than 24 VDC to the NI Smart Camera I/O Accessory.
Input voltages greater than 24 VDC can damage the accessory, all devices connected to it, and the
host computer. National Instruments is not liable for damage or injury resulting from such misuse.
Option A: Using a D-SUB Power Cable
If you are using a power supply other than the NI desktop power supply, refer to the Building a 15-Pin
D-SUB Power Cable section for information about building a custom 15-pin D-SUB power cable.
1. Connect the power supply cord to the 24VDC D-SUB connector on the accessory and to the
connector on the power supply.
2. Move the power in selection switch “up”, towards the 24VDC D-SUB connector.
Option B: Using a Custom Two-Position Power Cable
Refer to the Building a Two-Position Power Cable section for information about building a custom
two-position power cable.
1. Connect the custom two-position power cable to the 24VDC two-position connector on the
accessory and to the connector on the power supply.
2. Move the power in selection switch “down”, towards the 24VDC two-position connector.