sbRIO-9403

Name: sbRIO-9403
Brand: National Instruments

The NI sbRIO-9403 is a board-only, 32-channel TTL digital I/O module, also identified by NI as the NI 9403E. It provides configurable input/output for embedded RIO systems.

ManufacturerNational Instruments

ModelsbRIO-9403

Part Number780539-01

Product TypeBoard-only digital input/output module

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30-Day Warrantystandard coverage

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Technical Supportmodel & compatibility help

Channels32 bidirectional digital channels

Logic5 V TTL

ConstructionBoard-only, non-enclosed

Signal connection37-pin D-SUB

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Overview

Product overview

Key product information and technical features.

NI lists the sbRIO-9403 among its Single-Board RIO expansion modules as the NI 9403E with D-SUB, part number 780539-01. Its board-only construction distinguishes it from an enclosed module.

The digital interface supports input/output direction changes during operation. NI describes FPGA-based uses including custom counters/timers, digital communication protocols and pulse generation.

Configurable bidirectional digital I/O with on-the-fly direction changes.
Schmitt-trigger inputs with hysteresis.
Overvoltage, overcurrent and short-circuit protection.

Verified specifications

Technical data

Verified product specifications.

Digital I/O channels	32 channels
I/O type	TTL, single-ended
Power-on line direction	Input
Update/transfer time	7 maximum; 8 maximum with cRIO-9151. Valid in CompactRIO systems; other systems add software and system latency. µs
Direction change time	18 maximum in CompactRIO systems µs
Active power consumption from chassis	1 maximum W
Channel-to-channel isolation	None