NI 4350/4351
The following table shows pin correlation between the NI 4350/4351 devices and the TBX-68.
Using the NI 4350/4351 (USB, PXI, PCI) with the TBX-68
| NI 4350/4351 (USB, PXI, PCI) Signal Name | TBX-68 Screw Terminal |
|---|---|
| CH0+ | 68 |
| CH0- | 34 |
| CH1+ | 33 |
| CH1- | 66 |
| CH2+ | 65 |
| CH2- | 31 |
| CH3+ | 30 |
| CH3- | 63 |
| CH4+ | 62 |
| CH4- | 29 |
| CH5+ | 28 |
| CH5- | 61 |
| CH6+ | 60 |
| CH6- | 26 |
| CH7+ | 25 |
| CH7- | 58 |
| CH8+ | 57 |
| CH8- | 23 |
| CH9+ | 22 |
| CH9- | 55 |
| CH10+ | 54 |
| CH10- | 21 |
| CH11+ | 19 |
| CH11- | 53 |
| CH12+ | 52 |
| CH12- | 18 |
| CH13+ | 17 |
| CH13- | 50 |
| CH14+ | 49 |
| CH14- | 15 |
| CH15+ | 13 |
| CH15- | 46 |
| IEX+, IEX0+ | 12 |
| IEX-, IEX0- | 45 |
| IEX1+ (NI 4351 only) | 44¹ |
| IEX1- (NI 4351 only) | 10¹ |
| DIO0 | 7 |
| DIO1 | 6 |
| DIO2 | 5 |
| DIO3 | 4 |
| DIO4 | 37 |
| DIO5 | 3 |
| DIO6 | 2 |
| DIO7 | 1 |
| +5V | 8² |
| DGND | 35, 36, 38, 39, 40, 41, 42 |
| AGND | 9, 10, 11, 14, 16, 20, 24, 27, 32, 43, 44, 47, 48, 51, 56, 59, 64, 67 |
| ¹ Screw terminals 10 and 44 are AGND on the NI 4350 only and are not labeled AGND on Revision C or higher of the TBX-68T.
² The current available may be limited to no less than 50 mA (typical) when using the NI 4350 (USB). |
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