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Flow Computer Power Module affords installation flexibility.

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Flow Computer Power Module affords installation flexibility.
Flow Computer Power Module affords installation flexibility.
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July 21, 2014 - Available for ROC800/L RTU Flow computers, PM-30 offers flexibility to install ROC800 in 12 V solar installations or 24 V rack mounted installations without changing power module. Product auto regulates any voltage from 11–30 Vdc and offers increased power delivery to ROC800 I/O of 70 W, enabling users to expand I/O without concern regarding power consumption. Also included, LED status indicators improve monitoring of 12 Vdc and 3.3 Vdc on back plane.

Emerson Releases a New Flow Computer Power Module

Emerson Process Management
9720 Old Katy Road
Houston, TX, 77055

Press release date: July 15, 2014

The PM-30 power module for the ROC800 series flow computer offers increased power delivery and eliminates the need to change power modules when switching from a 12 vdc power source to a 24 vdc power source.

HOUSTON, TEXAS -- Emerson Process Management has released a new power module for the ROC800 and ROC800L RTU Flow computers. The PM-30 offers increased power delivery and the flexibility to install the ROC800 in either 12 volt solar installations or 24 volt rack mounted installations without needing to change the power module.

The PM-30 power module auto regulates any voltage between 11 and 30 volts DC. It offers increased power delivery to the ROC800 I/O of 70 watts of power – exceeding the PM-12’s 60 watts and the PM-24’s 30 watts. The additional power enables users to expand the I/O in the ROC800 without concern regarding power consumption. The new module also offers improved monitoring with LEDs indicating the status of the 12vdc and 3.3vdc on the back plane.

The ROC800 series flow computers are ideal for a variety of applications for a wide-range of liquid hydrocarbons including crude, refined products, special application products, lubricating oils and light hydrocarbons.

Learn more about the ROC800 PM-30 power supply module and other Remote Automation Solutions from Emerson Process Management at and by contacting your local sales office.

About Emerson Process Management
Emerson Process Management (, an Emerson business, is a leader in helping businesses automate their production, processing and distribution in the chemical, oil and gas, refining, pulp and paper, power, water and wastewater treatment, mining and metals, food and beverage, life sciences and other industries. The company combines superior products and technology with industry-specific engineering, consulting, project management and maintenance services. Its brands include PlantWeb™, Syncade™, DeltaV™, Fisher®, Bettis™, Micro Motion®, Rosemount®, Daniel™, Ovation™ and AMS Suite.

About Emerson
Emerson (NYSE:EMR), based in St. Louis, Missouri (USA), is a global leader in bringing technology and engineering together to provide innovative solutions for customers in industrial, commercial, and consumer markets around the world. The company is comprised of five business segments: Process Management, Industrial Automation, Network Power, Climate Technologies, and Commercial & Residential Solutions. Sales in fiscal 2013 were $24.7 billion.  For more information, visit

Heather Cannon
Emerson Process Management
1 (281) 879-2677
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