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PCI/PXI/PCIe-6509 User Guide and Specifications
When to Use the Disk Drive Power Connector
You can install the disk drive power connector if you want to increase the power supply on the
+5 V terminal. However, it is not necessary to install the disk drive power connector for most
applications.
Refer to the
Specifications
section for more information about the power requirements and
power limits of the PCIe-6509.
Disk Drive Power Connector Installation
Before installing the disk drive power connector, you must install and set up the PCIe-6509 as
described in the
DAQ Getting Started
guides. Complete the following steps to install the disk
drive power connector:
1.
Power off and unplug the computer.
2.
Remove the computer cover.
3.
Attach the PC disk drive power connector to the disk drive power connector on the
PCIe-6509, as Figure 13 shows.
Figure 13.
Connecting to the Disk Drive Power Connector
Note
The power available on the disk drive power connectors in a computer can
vary. For example, consider using a disk drive power connector that is not in the same
power chain as the hard drive.
4.
Replace the computer cover, and plug in and power on the computer.
Industrial DIO Features
The NI 6509 features digital filtering, programmable power-up states, change detection, and a
watchdog timer.
Digital Filtering
You can use the digital filtering option available on the NI 6509 to eliminate glitches on input
data. When used with change detection, digital filtering can also reduce the number of changes
to examine and process.
1
Device Disk Drive Power Connector
2
PC Disk Drive Power Connector
1
2
