Petrol/Chemical Field:
An oil refinery was utilizing a 584 redundancy system when one of the controllers failed. Because it was a redundancy system the refinery's process didn't go down, however; the plant was concerned about running without a hot stand-by unit. He called Delta Automation Inc. for support. He was routed to an experienced engineer that had a vast knowledge of 584 redundancy systems. He described his problem to the engineer in detail and a most likely solution was discussed. The engineer warned the customer about the pitfalls of repairing a 584 redundancy system, all of which was new information to him. Several different scenarios were discussed. The customer decided to take Delta Automation Inc 's advice on which route to pursue. The proper parts were flown to the customer site and installed. The redundancy system immediately came up. The plant lost no production time.