Xerus Firmware
Release Notes
Version: Xerus 4.0.20 / Build 49038 / Release Notes, Version 2
Release Status: General Availability (GA)
Date: December 16, 2022

Release Overview
Xerus 4.0.20 Firmware is a General Availability (GA) Release for applicable Xerus-based product groups. This release may
include performance and productivity improvements, support for new products and accessories, new features andenhancements, bug fixes, and general fixes for specific model families.

Applicability
This firmware release applies to the following Xerus-based product brands and models.
Product Group

Model
Raritan: PX2, PX3, PXC, PXO

Rack PDUs

Legrand: Switched and Metered Models

Access Control

SmartLock Handles

Sensors

SmartSensors

Smart Rack Controller

SRC

Branch Circuit Monitors

BCM2

Transfer Switch

PX3TS

General Guidelines for this Release
Some custom-engineered models may not be supported by this release. Please check the Support & Compatibility section
below. Or contact Raritan Support if you are unsure of the model number of your unit―it is typically viewable from the GUI’s
Device Information page and is also printed on a label located on the device.
Note: Per California Senate Bill 327, Xerus Firmware has updated its default password policy. Passwords must now be manually
set on all new units running Xerus 3.6.0 (and later) or devices that are running Xerus 3.6.0 (and later) and have been factory
reset.

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Note: Do NOT upgrade ANY other Raritan model(s) to Xerus 4.0.20 Firmware (other than what is listed in the Applicabilitytable above) because the unit may either not be compatible with Xerus Firmware or may have been built after this release
entered our System Tests and installing it may result in the unit becoming non-functional.
Note: Do NOT downgrade your new Xerus-based product(s) to any prior Xerus Firmware release. Due to significant internalenhancements in Xerus 4.0.20, a downgrade from Release 4.0.20 Build 49038 to ANY prior firmware release is NOT SUPPORTED.
Please contact Raritan Support with any questions.
Note: For Sunbird® Power IQ® DCIM software users, Power IQ v8.0 and higher supports data collection only. Bulk configuration
will not be supported until Power IQ v9.0 for all Xerus Firmware 4.x.

Release Highlights
New Products & Accessories Now SupportedIssue IDDescription

80032

Added support for new powered dry contact SmartSensor™ (DX2-PD2)

70256

Added Support for two new Dirak® door handles―Dirak eLine MLR2500 & MLR2500KP;
MLR2500KP adds two-factor authentication support (also available in release 4.0.10)74635

Added support for new particle/dust SmartSensor (DX2-PS) reporting density value in µg/m^3(also available in release 4.0.10)71865

Added support for newly updated tamper and infrared SmartSensor (DX2-PIR) (also available inrelease 4.0.10)76065

Added support for newly updated powered dry contact sensor with contact closure SmartSensor(DX2-PD2C5) (also available in release 4.0.10)

72965

Added support for new contact closure SmartSensor (DX2-D2C6) (also available in release4.0.10)

76008

Added support for new dual dry-contact SmartSensor (DX2-D2) (also available in release 4.0.10)

79812

Added support for the Southco® H3-EM-99-609 door handle (for the Japan market) (alsoavailable in release 4.0.10)

New Features & Enhancements
Issue ID

Description80540

Japanese language support80719

Improved exporting of data log80421

Additional security updates to Linux-Kernel, OpenLDAP, Net-SNMP, and OpenSSL

75211

New Redfish® API for power management support (also available in release 4.0.10)

79127

Added persistent sensor data logging with the use of a USB stick (also available in release 4.0.10)278680Added user configurable sizing for sensor data logging (also available in release 4.0.10)

78648

Added PDU data support in Prometheus (also available in release 4.0.10)66320

New configuration of the interface-specific gateway. This brings new configuration options thatwill require changes in the initial deployment procedures. Please contact your regional Raritan
Technical Support team for help with the deployment of firmware 4.x. (also available in release4.0.10)

76714

Added a new Firmware Update to avoid low memory situations (also available in release 4.0.10)73656

Added support for TACACS+ authentication (also available in release 4.0.10)77125

Added Min/Max sensor values (also available in release 4.0.10)75254

Added support for LLDP (Link Layer Discovery Protocol) (also available in release 4.0.10)

72008

Added support for Outlet suspension on breaker trip event (also available in release 4.0.10)

Bug Fixes
Issue ID

Description

80733

Fixed main controller low memory issues when opening GUI

79678

Fixed RCM beeper stoppage after a system reboot (also available in release 4.0.10)

78888

Fixed RCM Self-Test active error (also available in release 4.0.10)

79394

Fixed ability to mute RCM sensor alarm from GUI (also available in release 4.0.10)

Please consult the appropriate User Guide for more information on these firmware features at raritan.com/support.

Support & Compatibility with Xerus 4.0.20
Except for some recent Engineered to Order (ETO) models, applicable units/models that are Xerus-based can be upgraded tothis firmware release (see Applicability table above).

Sunbird Power IQ & New Hardware Support•

DX2-DH2C2 (SmartLock Door Handle Controller) is compatible with Power IQ release 8.x.x and later.

If you are unsure that your unit/model is supported by this Xerus Firmware release or have any questions about supported or
unsupported configurations, please contact your regional Raritan Support team at raritan.com/support.

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Upgrade Matrix (Path for Upgrades)
This firmware release is intended for factory shipments and firmware upgrades on the units/models stated in the Applicability
table above.
Note: Due to file system changes in Xerus 4.0.0 and earlier releases, the following upgrade paths need to be followed or theXerus-based device may become inoperable and require manual recovery.
Firmware Version

Upgrade Steps

3.0.x, 3.1.x, 3.2.x» 3.4.0 » 3.5.0 » 4.0.20

3.3.x, 3.4.x» 3.5.0 » 4.0.20

3.5.x, 3.6.x» 4.0.20

4.0.x» 4.0.20

Downloads
The following supplemental files can be downloaded at raritan.com/support:•Product Documentation and User Guides•

SNMP MIBs•

Related Tools and Drivers•

JSON-RPC SDK•

Redfish® Documentation

Historical firmware version downloads can be found on raritan.com/support.

Release Package Details
The Xerus 4.0.20 Firmware is a General Availability release package and will be posted on the Raritan support website atraritan.com/support.

Xerus 4.0.20 Package
Components for PX2, PX3, PX3TS, SRC, BCM2 & Legrand Switched/Metered Products:•“Xerus_ReleaseNotes_4.0.20.pdf” (this file)•A firmware release (binary): pdu-px2-040020-49038.bin

General Upgrade Instructions (stand-alone upgrade from the browser-based user interface)•Enable JavaScript in your browser before logging into the unit to start the upgrade process.

•Follow instructions in the proper device User Guide. Please read the entire upgrade instructions before starting anupgrade.

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If you have any questions, or cannot follow the instructions in the User Guide, please STOP and contact Raritan Support for
further instructions.

Contact Us
Go to raritan.com/support for contact options.

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infrastructures. Our division designs, manufactures, and markets world-class products for a more productive and sustainable future. The exceptional reliabilityof our technologies results from decades of proven performance and dedication to research and development.

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