FROM: Robert Thompson, General Manager
Originator: Mike Dorman, Acting Director of Engineering
SUBJECT:
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PROCESS CONTROL SYSTEMS UPGRADE, PROJECT NO. J-120
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GENERAL MANAGER'S RECOMMENDATION
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RECOMMENDATION:
A. Approve a Purchase Order to ePlus Technology, Inc. for the purchase of software, hardware, and services for Specification No. E-2022-1375BD, Process Control Systems Upgrades (Project No. J-120), for a total amount not to exceed $1,008,454 plus applicable sales tax and shipping; and
B. Approve a contingency in the amount of $100,845 (10%).
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BACKGROUND
Process Control Systems Upgrades, Project No. J-120, will replace the existing Human-Machine-Interface (HMI) system and data historian with an ABB distributed control system (DCS). The HMI system is the graphical user interface for Orange County Sanitation District's (OC San) treatment plants and collections facilities control systems. Existing information technology (IT) server hardware for the existing HMI system and data historian were replaced with Nutanix Hyper-Converged Infrastructure (HCI) hardware through previous procurements.
RELEVANT STANDARDS
* 24/7/365 treatment plant reliability
* Ensure the public's money is wisely spent
* Maintain a culture of improving efficiency to reduce the cost to provide the current service level or standard
* Protect OC San assets
PROBLEM
When the Nutanix HCI server hardware was initially purchased, it was sized to accommodate the existing control system requirements. Additional server hardware is required to properly phase and implement the new ABB DCS while maintaining the operation of the existing HMI system.
PROPOSED SOLUTION
To properly phase and implement the replacement of the existing HMI and data historian, OC San staff requests to increase the existing server hardware by purchasing additional Nutanix HCI servers and associated software and procuring professional services to install and configure t...
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