SCXI-1126

The NI SCXI-1126 is an eight-channel isolated frequency input module for SCXI. Each channel converts frequency to voltage with programmable input range, threshold, hysteresis, and filtering.

ManufacturerNational Instruments

ModelSCXI-1126

Part Number776572-26

Product Type8-channel isolated frequency input module

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Channels8 isolated frequency inputs

Maximum frequency range0–128 kHz

Output filter bandwidths1, 40, 320, and 1000 Hz

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Overview

Product overview

Key product information and technical features.

The SCXI-1126 conditions frequency signals for a data acquisition system. Its output voltages can be multiplexed onto one DAQ input channel, allowing frequency and analog signals to be acquired within the same scan.

Frequency-to-voltage conversion on each channel.
Programmable input range, threshold, hysteresis, and filtering.
Multiplexed output for multichannel DAQ scanning.

Verified specifications

Technical data

Verified product specifications.

Input frequency ranges	0–250 Hz; 0–500 Hz; 0–1, 2, 4, 8, 16, 32, 64, or 128 kHz
Converted output range	0–5 V
Threshold range	−0.5 to 4.48; extended with SCXI-1327 V
Hysteresis range	0–4.98; extended with SCXI-1327 V
Output filter	4-pole active lowpass
Operating temperature	0–50 °C

Condition & included items