1440-REX03-04RG

Over Speed Relay Module

Name: Over Speed Relay Module
Brand: Rockwell Automation
SKU: 1440-REX03-04RG

Serial #:

Lifecycle status: Active

Product at a glance

Repairable/Replaceable Calculate your impact

Description

1440-REX03-04RG: XM-442 Voted EODS Relay Module

Lifecycle status: Active

Product at a glance

Repairable/Replaceable Calculate your impact

Description

1440-REX03-04RG: XM-442 Voted EODS Relay Module

Unique Product Identifier	1440-REX03-04RG
UPC	781180517532
Estimated Lead Time	123 days
Standard Warranty Duration	1 year See details
Country of Origin	United States of America

Interface	3 Digital
Status indicator	Module power - red/green, Shutdown relay - red, Alarm relay - red

Heat production, max	2.9 W
Model	Expansion device
Power dissipation, max	2.9 W
Rated control supply voltage at DC	24 V
Type of electric connection	Plug-in connection
Voltage and current ratings	Supply: 24V DC @ 0.2A maximum, Class 2/SELV, Relay: 250V AC @ 50/60Hz, 3 A Res, 150V DC @ 1.6A Res
Voltage type for actuating	DC
Wire type	Signal connections: shielded, Power and relay connections: unshielded
Wiring category	2 - on relay, power, and signal ports, 3 - on serial ports, 2 - on XM bus ports

Activation	Low logic level (<0.8V) on the overspeed/circuit fault inputs
Contacts	250V AC @ 50/60Hz @ 3 A resistive, 150V DC @ 1.6A resistive
Failsafe	Normally energized
Latching	The shutdown and alarm relays latch when the conditions that activate them are met
Logic	Two-out-of-three, One-out-of-three
Number	Four relays, two sets of contacts each - DPDT (2 Form C)
Reset	Local reset switch on top of module, Remote reset switch that is wired to terminal base

Host communication	The XM-442 module communicates to the speed modules connected to it only via the three digital inputs on the front of the terminal base. Power and communication pass through the side connector of the terminal base but are not used by the XM-442 module

Conducted RF immunity	10V rms with 1 kHz sine-wave 80% AM from 150 kHz...80 MHz
Conformal coating	All printed circuit boards are conformally coated in accordance with IPC-A-610C
EFT/B immunity	±2kV @ 5kHz on power ports, ±1kV @ 5kHz on relay and signal ports, ±1kV @ 5kHz on XM bus port
ESD immunity	4 kV contact discharges, 8 kV air discharges
Emissions	Class A
Nonoperating temperature	-40 °C
Operating temperature	-20 °C
Radiated RF immunity	10 V/m with 1 kHz sine-wave 80% AM from 80...2000 MHz, 10 V/m with 200 Hz 50% Pulse 100% AM @ 900 MHz, 10 V/m with 200 Hz 50% Pulse 100% AM @ 1890 MHz, 3 V/m with 1 kHz sine-wave 80% AM from 2000...2700 MHz
Relative humidity	5...95% noncondensing
Storage temperature	-40 °C
Surge transient immunity	±1 kV line-earth(CM) on relay ports, ±1 kV line-earth(CM) on signal ports, ±1 kV line-earth(CM) on XM bus port
Surrounding air temperature, max	65 °C

Mechanical

Depth	94 mm
Enclosure type rating	None (open-style)
Height	97 mm
Rail mounting possible	True
Shock	Opsal: 15 G
Vibration	2.0 G @ 10…500 Hz
Width	94 mm
With detachable clamps	True

General	Publication
Product Cutsheet	--

Technical Data	Publication
1440-td001_-en-p	1440-TD001

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This product was certified with the above certifications as of 2026-08-11. Products sold before or after this date might carry different certifications. Please review the product label to check for the certifications your specific product carries.

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Regulatory Information

EU Importer Address	Rockwell Automation N.V Pegasus Park De Kleetlaan 12A 1831 Diegem Belgium
EU Authorized Representative Address	Rockwell Automation N.V Pegasus Park De Kleetlaan 12A 1831 Diegem Belgium

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Overview

Unique Product Identifier	1440-REX03-04RG
UPC	781180517532
Estimated Lead Time	123 days
Standard Warranty Duration	1 year See details
Country of Origin	United States of America

Electrical & Connectivity

Interface	3 Digital
Status indicator	Module power - red/green, Shutdown relay - red, Alarm relay - red

Heat production, max	2.9 W
Model	Expansion device
Power dissipation, max	2.9 W
Rated control supply voltage at DC	24 V
Type of electric connection	Plug-in connection
Voltage and current ratings	Supply: 24V DC @ 0.2A maximum, Class 2/SELV, Relay: 250V AC @ 50/60Hz, 3 A Res, 150V DC @ 1.6A Res
Voltage type for actuating	DC
Wire type	Signal connections: shielded, Power and relay connections: unshielded
Wiring category	2 - on relay, power, and signal ports, 3 - on serial ports, 2 - on XM bus ports

Activation	Low logic level (<0.8V) on the overspeed/circuit fault inputs
Contacts	250V AC @ 50/60Hz @ 3 A resistive, 150V DC @ 1.6A resistive
Failsafe	Normally energized
Latching	The shutdown and alarm relays latch when the conditions that activate them are met
Logic	Two-out-of-three, One-out-of-three
Number	Four relays, two sets of contacts each - DPDT (2 Form C)
Reset	Local reset switch on top of module, Remote reset switch that is wired to terminal base

Host communication	The XM-442 module communicates to the speed modules connected to it only via the three digital inputs on the front of the terminal base. Power and communication pass through the side connector of the terminal base but are not used by the XM-442 module

Compliance & Environment

Conducted RF immunity	10V rms with 1 kHz sine-wave 80% AM from 150 kHz...80 MHz
Conformal coating	All printed circuit boards are conformally coated in accordance with IPC-A-610C
EFT/B immunity	±2kV @ 5kHz on power ports, ±1kV @ 5kHz on relay and signal ports, ±1kV @ 5kHz on XM bus port
ESD immunity	4 kV contact discharges, 8 kV air discharges
Emissions	Class A
Nonoperating temperature	-40 °C
Operating temperature	-20 °C
Radiated RF immunity	10 V/m with 1 kHz sine-wave 80% AM from 80...2000 MHz, 10 V/m with 200 Hz 50% Pulse 100% AM @ 900 MHz, 10 V/m with 200 Hz 50% Pulse 100% AM @ 1890 MHz, 3 V/m with 1 kHz sine-wave 80% AM from 2000...2700 MHz
Relative humidity	5...95% noncondensing
Storage temperature	-40 °C
Surge transient immunity	±1 kV line-earth(CM) on relay ports, ±1 kV line-earth(CM) on signal ports, ±1 kV line-earth(CM) on XM bus port
Surrounding air temperature, max	65 °C

Physical Characteristics

Mechanical

Depth	94 mm
Enclosure type rating	None (open-style)
Height	97 mm
Rail mounting possible	True
Shock	Opsal: 15 G
Vibration	2.0 G @ 10…500 Hz
Width	94 mm
With detachable clamps	True

Documents

Product Cutsheet General
--

1440-td001_-en-p Technical Data
1440-TD001

General	Publication
Product Cutsheet	--
Technical Data	Publication
1440-td001_-en-p	1440-TD001

Looking for more documentation?

Find curated technical documentation for this product in the Technical Documentation Center, or search our full Literature Library.

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Certifications

${name=China CCC, link=http://literature.rockwellautomation.com/idc/groups/literature/documents/ct/1440-ct025_-en-e.pdf}$ ${name=UKCA DOC, link=http://literature.rockwellautomation.com/idc/groups/literature/documents/ct/1440-ct033_-en-e.pdf}$ ${name=ATEX, link=http://literature.rockwellautomation.com/idc/groups/literature/documents/ct/1440-ct032_-en-e.pdf}$

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Regulatory Information

EU Importer Address	Rockwell Automation N.V Pegasus Park De Kleetlaan 12A 1831 Diegem Belgium
EU Authorized Representative Address	Rockwell Automation N.V Pegasus Park De Kleetlaan 12A 1831 Diegem Belgium

Alternative Products

Items Per Page:

Technotes

Technotes

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