The National Instruments 778833-01 (PCI-6528) is an industrial, parallel digital I/O interface for PCI systems. It features 48 channels total, including 24 optically isolated sink/source inputs and 24 sink/source solid-state relay outputs. The device provides ±60 VDC channel-to-channel isolation, effectively breaking ground loops and protecting hardware from transient voltage spikes. Additional industrial features include programmable power-up states for safe actuator control, digital I/O watchdogs for fault recovery, and software-selectable digital filtering to eliminate input glitches and noise. It is commonly used in automotive testing, industrial automation, and machine control applications.
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| Total Digital I/O Channels | 48Channels |
| Number of Inputs | 24 (Isolated Sink/Source)Channels |
| Number of Outputs | 24 (Isolated Sink/Source)Channels |
| Isolation Voltage | 60 (Channel-to-Channel)V |
| Max Output Current | 150mA |
| Input Voltage Range | -60 to 60V |
| Bus Connection | PCIType |
| Connector Type | 100-pin female .050 series D-TypePins |
| Operating Temperature Range | 0 to 55°C |
| Dimensions | 17.5 x 10.7cm |
| Weight | 107.7g |
| RoHS | Compliant |
| Safety | IEC 61010-1, EN 61010-1, UL 61010-1, CSA 61010-1 |
| Emc | CE, FCC, C-Tick |
