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Rambler Mine Main Plant

L&B Electric Ltd.
Renewable Resources
Project Management
Field Services
Electrical Engineering Studies
Project Title: 
Rambler Metals & Mining, Baie Verte Peninsula, Newfoundland & Labrador, upgrade Main Plant Human Machine Interface (HMI) software and upgrade Programmable Logic Controller (PLC).
Services We Provided: 
- Electrical Engineering Studies
- Design and Specifications
- Field Services
- Project Management
Project Description

Project involved the specification of a new PLC controller, migration of existing PLC program to new controller, development of interactive graphic pages using VTScada software, responsibility for on-site configuration of new equipment and responsibility for commissioning all new HMI controls for a Copper Ore Processing plant, which included two ball mill crushers, vibration feeders, conveyor belts, and numerous pumps and valves.

Scope of Work

The specific scope of the project included the following elements:

  • In consultation with the plant owner and the PLC supplier, determined the proper controller to replace the existing out of date controller, installed the new PLC programming software and migrated the existing program to the new controller.
  • Prepared new graphic screens and configured tags using Trihedral Engineering’s VTScada software, including popup screens for control functions of numerous valves, pumps, vibrating feeders and ball mills, including alarms and trends. Tested communications between the new HMI and the new PLC controller prior to sending equipment to site.
  • On-site supervision of replacement of the existing PLC controller and existing HMI.
  • Tested and commissioned all analog and discrete data displayed on graphic screens as well as all control functions in the new HMI system for in-service equipment.

Pictures of the Project
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