NI PXIe‑6509 787358-01 96Ch 5V TTL CMOS 24mA High-Drive PXI Digital I/O Module

PN：787358-01 The PXIe‑6509 is single-slot 3U PXI Express high-density static digital input/output module designed for industrial relay drive, ECU hardware-in-the-loop simulation and multi-device parallel automated test. It integrates 96 independent bidirectional digital lines fully compatible with 5 V TTL/CMOS logic; each channel can be individually set as input or output without grouping restrictionsNI. Core drive capability: each output sinks/sources up to 24 mA, directly driving solid-state relays (SSR), indicator lamps and low-power actuators without external driver circuits. Every 8-bit port supports software-selectable 4.7 kΩ pull-up / 47 kΩ pull-down resistors to eliminate floating input noiseNI. Built-in comprehensive safety and signal conditioning functions: programmable power-up initial state to avoid actuator glitch during boot, hardware watchdog timer that forces user-defined safe output levels upon host software crash, configurable digital input filter to debounce switches and suppress high-frequency glitches, plus edge change detection interrupt to capture event signals without continuous polling. Input protection supports ±20 V transient overvoltage on up to two channels to resist industrial field surge interference. Front-panel single 100-pin high-density SCSI female connector simplifies multi-channel wiring with breakout terminal blocks. Data transmission relies on interrupt and programmed I/O modes; controlled by unified NI‑DAQmx driver, compatible with Windows and LabVIEW Real-Time OS, widely deployed for production line relay matrix control, automotive ECU digital signal HIL simulation, semiconductor multi-DUT parallel IO screening and industrial equipment fault signal acquisition.

96 high-density independent digital channels integrated into one slot drastically reduces chassis slot consumption for multi-relay and multi-DUT test systems, simplifying cabinet wiring layout compared to low-channel separate DIO cards. 24 mA large current drive eliminates external relay driver modules, directly controlling SSRs and field actuators to lower overall test bench hardware cost. Per-port configurable pull-up/down resistors solve floating signal noise issues without external resistor wiring. Multi-layer safety mechanism including programmable power-up states and hardware watchdog ensures safe equipment operation during power-on and software fault scenarios, critical for unattended industrial production ATE. Built-in digital filter and edge change detection reduce host CPU load: filters automatically debounce mechanical signals, while interrupt-based change detection avoids blind cyclic polling of all channels. ±20 V transient input overvoltage protection improves reliability in harsh industrial EMC environments. Standard NI‑DAQmx library provides ready-made relay control, fault detection and HIL digital simulation function blocks, significantly shortening LabVIEW automated test development cycle. Compact single-slot modular design reserves abundant expansion slots for analog DAQ, switching matrices and source measurement units.

Supports Windows 7/10/11 32/64-bit and LabVIEW Real-Time OS; fully compatible with LabVIEW, LabWindows/CVI, TestStand, NI‑DAQmx driver, NI MAX, supports C/C++/.NET/Python/MATLAB secondary development.

Production test bench solid-state relay matrix switching control, automotive ECU multi-channel digital signal hardware-in-the-loop (HIL) simulation, semiconductor multi-DUT parallel digital IO parametric screening, industrial equipment fault alarm signal acquisition & indicator light drive, intelligent fixture multi-channel actuator control, laboratory digital device aging test platforms.