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USER GUIDE NI USB-622 x /625 x /628 x OEM M Series USB-6221/6225/6229/ 6251/6255/6259/6281/6289 OEM Devices This document provides dimensions, p inouts, and information about the connectors, switch, L.
NI USB-622x/625x/628x OEM User Guide 2 ni.com Refer to the NI 622x Specificat ions document for USB-6221/6 225/6229 specifications, the NI 625x Specifications documen t for USB-6251/6255/6259 specifications, and the N I 628x Specifications document for USB-6281/6289 specifications.
© National Instruments Corporation 3 NI USB-622x/625 x/628x OEM User Guide Figure 2. USB-6221/6251/6281 OE M Dimensions in Inches (Millimeters) 0.436 (11.07) 0.392 (9.96) 0.362 (9.19) 0.162 (4.11) 0.062 (1.57) 0.000 (0.00) 0.396 (10.06) 0.304 (7.72) 0.
NI USB-622x/625x/628x OEM User Guide 4 ni.com Figure 3 shows the dimensions of the USB-6225/6229/6255/6259/6289 OEM device. Figure 3. USB-6225/6229/6255/6259/6289 OEM Dimensi ons in Inches (Millimeters) 0.436 (11.07) 0.392 (9.96) 0.362 (9.19) 0.162 (4.
© National Instruments Corporation 5 NI USB-622x/625 x/628x OEM User Guide I/O Connector Pinouts Figures 4 through 9 show the connect or pinouts for the USB-6221 OEM, USB-6225 OEM, USB-6229 OEM, US B-6251 OEM, USB-6 255 OEM, USB-6259 OEM, USB-6281 OEM, and USB-6289 OEM devices.
NI USB-622x/625x/628x OEM User Guide 6 ni.com Figure 4. USB-6221 OEM Connector Pinout AO 0 AO 1 AI GND AI GND AI GND AI 8 AI 1 AI GND AI 10 AI 3 AI GND AI 12 AI 5 AI GND AI 14 AI 7 AI GND AO GND AO GN.
© National Instruments Corporation 7 NI USB-622x/625 x/628x OEM User Guide Figure 5. USB-6225 OEM Connector Pinout AO 0 AO 1 AI GND AI GND AI GND AI 8 AI 1 AI GND AI 10 AI 3 AI GND AI 12 AI 5 AI GND .
NI USB-622x/625x/628x OEM User Guide 8 ni.com Figure 6. USB-6229 OEM Connector Pinout AO 0 AO 1 AI GND AI GND AI GND AI 8 AI 1 AI GND AI 10 AI 3 AI GND AI 12 AI 5 AI GND AI 14 AI 7 AI GND AO GND AO GN.
© National Instruments Corporation 9 NI USB-622x/625 x/628x OEM User Guide Figure 7. USB-6251/6281 OEM Connector Pinout AO 0 AO 1 AI GND AI GND AI GND AI 8 AI 1 AI GND AI 10 AI 3 AI GND AI 12 AI 5 AI.
NI USB-622x/625x/628x OEM User Gui de 10 ni.com Figure 8. USB-6255 OEM Connector Pinout AO 0 AO 1 AI GND AI GND AI GND AI 8 AI 1 AI GND AI 10 AI 3 AI GND AI 12 AI 5 AI GND AI 14 AI 7 AI GND AO GND AO .
© National Instruments Corporation 11 NI USB-622x/6 25x/628x OEM User Guide Figure 9. USB-6259/6289 OEM Connector Pinout AO 0 AO 1 AI GND AI GND AI GND AI 8 AI 1 AI GND AI 10 AI 3 AI GND AI 12 AI 5 A.
NI USB-622x/625x/628x OEM User Gui de 12 ni.com Default Counter/Timer Pinouts By default, NI-DAQmx routes the counter/timer inputs and out puts to the PFI pins, shown in Table 1.
© National Instruments Corporation 13 NI USB-622x/6 25x/628x OEM User Guide Attaching External LEDs USB-622 x /625 x /628 x O EM devices have two LEDs that reflect the device state. The green READY LED indicates when the device is powered on and configured as a USB device.
NI USB-622x/625x/628x OEM User Gui de 14 ni.com Power Switch The power switch on t he USB-622 x /625 x /6 28 x OEM device powers the device on and off. Figure 11 shows the pins on th e power switch and circuitry. Figure 11. Schematic for the Power Switch Pin 1, VDC In, is connected to VDC through the f use (reference designator XF1).
© National Instruments Corporation 15 NI USB-622x/6 25x/628x OEM User Guide Connecting the USB-622 x /625 x /628 x OEM Device to Y our Chassis The USB-622 x /625 x /628 x OEM device in cludes several plated mounting holes that are designed for customer grounded connect ions, as shown in Figure 12.
NI USB-622x/625x/628x OEM User Gui de 16 ni.com Replacing Fuses USB-622 x /625 x /628 x OEM devices have a replaceable T 2A 250V (5 × 20 mm) fuse that pro tects the device from overcurrent through the power connector.
© National Instruments Corporation 17 NI USB-622x/6 25x/628x OEM User Guide Device Components Table 2 contains information about the compon ents used for interfacing and interacting with the USB-622 x /625 x /628 x OEM device.
NI USB-622x/625x/628x OEM User Gui de 18 ni.com Modifying the USB Device Name in Microsoft Windows You can change how the USB-622 x /625 x /628 x OEM device name appears when users install the device in both the Fo und New Hardware Wizard that appears when the device is initially installed and in the Window s Device Manager.
© National Instruments Corporation 19 NI USB-622x/6 25x/628x OEM User Guide Note New security updates to Micr osoft V ista and NI-D A Q 8.6 or later create random INF files for NI hardware. W indows assigns random file numbers to all INF files, which causes the user to search through several INF f i les unti l the correct file is located.
NI USB-622x/625x/628x OEM User Gui de 20 ni.com When you reconnect and po wer on the de vice, it appears as My Device in the Found Ne w Hardware Wizard and W indows Device Manager , as shown in Figure 16. Note When the device is initially installed, the W indows alert message may display the following: Found New Hardware: M Series USB 62 xx (OEM) .
© National Instruments Corporation 21 NI USB-622x/6 25x/628x OEM User Guide Windows 2000 Users Figure 17 depicts how a USB-6251 OEM device name appears in th e Found New Hardware Wizard and Win dows Device Manager.
NI USB-622x/625x/628x OEM User Gui de 22 ni.com 2. Edit the device INF f ile by opening nimioxsu.inf with a text editor . At the bottom of this file are the descriptors where W i ndows looks to identify the device. Locate the tw o lines of text that contain in quotes the descriptors for the device name you are modifying.
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