National Instruments FP-RTD-122 RTD and resistance input module

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National Instruments · FieldPoint

FP-RTD-122

The FP-RTD-122 provides eight FieldPoint inputs for platinum RTDs and resistance measurements.

ManufacturerNational Instruments

ModelFP-RTD-122

Product TypeRTD and resistance input module

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30-Day Warrantystandard coverage

30-Day Returnspolicy applies

Technical Supportmodel & compatibility help

Channels8

SensorsPT100 and PT1000

ADC16-bit delta-sigma

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Overview

Product overview

Key product information and technical features.

The module mounts on an FP-TB-x terminal base, which supplies operating power.

True three-wire lead compensation.
Built-in linearization for six RTD TCR values.
50/60 Hz noise filtering.

Verified specifications

Technical data

Verified product specifications.

Temperature range	-200 to 850 °C
Resistance ranges	0–400; 0–4000 Ω
Channel update interval	1.08 s
Operating temperature	-40 to 70 °C
Channel-to-channel isolation	None

Condition & included items

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Condition

Confirmed per unit.

Included

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Revision

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Compatibility

Complete the measurement chain

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National Instruments

Manufacturer

FieldPoint

Distributed I/O platform

FP-RTD-122

RTD input

Compatibility

Supports 100 Ω and 1000 Ω platinum RTDs.

Configure each channel for its connected RTD; sensor types are not automatically recognized.

Manuals & software

Technical resources

Manuals, software and technical resources for this model.

FP-RTD-122 and cFP-RTD-122 Operating InstructionsOperating Instructions And Specifications · download.ni.com

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Warranty

30-Day Warranty. Standard coverage applies.

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FAQ

Product-specific questions

Product-specific answers based on available technical information.

Can it measure two-wire RTDs?

Yes. Jumper COM to SENSE; lead resistance adds measurement error.

Does it provide true four-wire measurement?

No. NI recommends FP-RTD-124 for four-wire RTDs.