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2. Drives & Controls Services, Inc. Electrical Troubleshooting
Electrical Tuneups & Audits
Static Motor Field Exciters
Static Generator Field Exciters
Excavator Startups
PLC Modifications
Boom Tightline Systems
Excavator Data Acquisition Systems
Dragline/Shovel Payload Systems
3. Offices
4. AccuWeigh™ Introduction Real-time Access to Information
Increase Productivity
Reduce Maintenance
Prevent Overloads
5. PLC Based Integrated directly with machine control system… NO BLACK BOXES
No proprietary equipment
“Off-the-Shelf” hardware
Industrial durability
High Availability
Low Maintenance Training
Simplified Troubleshooting
6. A-B PLC (PLC5)
7. A-B PLC (SLC500)
8. Unprecedented Accuracy 20 parameters are measured and stored on a cycle or truck basis
Sampled at 20-50 times a second
Error correction
Tightline
Acceleration
Motor field variation
Loop Unbalance
Highly accurate position resolvers are more accurate and durable than older encoder technology
9. Position Resolver
10. Flexible Operator Interface Any PLC interface terminal
AccuWeigh™ standard panel
PC touch screen using RSView
12 Inch VGA
Readable in direct sunlight
11. Easy Access to Information Data is collected and stored in a non-proprietary database
Retrieved manually from machine
Optional- telemetry to mine office
“Data Packet” provided to mine dispatch systems
12. Luscar Dragline Fleet - PLCs
13. Sample Block Diagram
14. How It Works
15. Cycle Detection
16. Payload Weighing
17. Write To Database
18. Increased Productivity Spot performance trends with excavators and operators
Operator Performance
Excavator Performance
Excavator Faults
Operators receive immediate feedback from operator interface system
Timely feedback for operators and management is essential to increasing performance and productivity
19. Powerful Reporting Tools Web Based Reporting
Viewable from a standard web browser
Can be exported to Excel
E-mail reports on a schedule
Quick-pick, one-touch reports
Custom configuration of reports
Site specific reports available
20. Downtime Detection AccuWeigh system detects downtime and prompts operator for a reason
Productive, Down, and Delay time is accounted for and reported in AccuWeigh Database
21. Alarm and Trip Reporting Optional alarm and trip database
Tracks time and duration of specific alarms from PLC
Allows tracking of faults and identifies maintenance problems and trends
Allows faults to automatically enter down codes into machine chronology report
22. Blasting Effectiveness Tracking bucket fill energy, bucket fill time, and load weight
Allows dig index creation energy/ton that can be tracked by time or machine location
Evaluate blasting patterns and practices
23. Unparalleled Support 24 hours - 7 days a week worldwide
Telemetry allows upgrades and improvements to be installed remotely
Not limited to AccuWeigh
PLC troubleshooting
Remote X-Y for regulator performance
24. Thank You