National Instruments NI USB-621x User Manual page 143

Note For more information about default NI-DAQmx counter inputs, refer to Connecting
Counter Signals in the NI-DAQmx Help or the LabVIEW 8.x Help.
USB 6218 Specifications
USB 6218 PWR/ACT LED Indicator
© National Instruments Corporation
Table A-5. Default NI-DAQmx Counter/Timer Pins (Continued)
Counter/Timer Signal
CTR 0 B
CTR 1 SRC
CTR 1 GATE
CTR 1 AUX
CTR 1 OUT
CTR 1 A
CTR 1 Z
CTR 1 B
FREQ OUT
Refer to the NI 621x Specifications for more detailed information about the
USB 6218 device.
The PWR/ACT LED indicator indicates device status.
LED State
Not lit
On, not blinking
Appendix A
Default Terminal Number (Name)
Table A-6. PWR/ACT LED Status
Device not powered or device
error. Refer to
if device is powered.
Device error. Refer to
ni.com/support
A-9
Device-Specific Information
34 (PFI 9)
4 (PFI 3)
3 (PFI 2)
35 (PFI 10)
7 (PFI 5)
4 (PFI 3)
3 (PFI 2)
35 (PFI 10)
8 (PFI 6)
Device Status
ni.com/support
.
NI USB-621x User Manual