ER-8
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National Instruments · NI DAQ digital I/O

ER-8

The National Instruments ER-8 provides eight isolated SPDT relay channels controlled by DAQ digital outputs.

ManufacturerNational Instruments
ModelER-8
Product TypeElectromechanical relay accessory
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Free Shippingfull policy linked
30-Day Warrantystandard coverage
30-Day Returnspolicy applies
Technical Supportmodel & compatibility help
Channels8
Relay configurationSPDT, Form C
Field wiringScrew terminals
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Overview

Product overview

Key product information and technical features.

The ER-8 is an external relay accessory, not a standalone acquisition device. A connected DAQ device supplies its digital control signals.

  • Independent, nonlatching electromechanical relays.
  • Break-before-make contacts.
  • Channel-state LEDs.
Verified specifications

Technical data

Verified product specifications.

Relay channels8 channels
Contact arrangementSPDT (Form C)
Relay operationNonlatching
Condition & included items

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Included

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Compatibility

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National Instruments

Manufacturer

DAQ digital I/O

Control source

ER-8

Relay accessory

Compatibility

TBX-68T and CB-68T support ER-8 connections using the NB7 cable, subject to the installation guide's configuration requirements.

Confirm the DAQ-specific cable, adapter and power requirements before connecting.
Manuals & software

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Warranty
30-Day Warranty. Standard coverage applies.
Returns
30-Day Returns. Return policy applies.
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FAQ

Product-specific questions

Product-specific answers based on available technical information.

How does ER-8 differ from ER-16?

ER-8 has eight relay channels; ER-16 has sixteen.

Which cable connects ER-8 to TBX-68T or CB-68T?

NI specifies the NB7 ribbon cable for the ER-8 connection. Follow the terminal block guide for connector selection and power configuration.

Ask SOHO AssistantProduct & compatibility help