HIMA-Based ESD System

Isomerization and Platforming Unit

Brief Description

Pakistan Refinery Limited required a renowned Safety System for the Isomerization Unit (ESD, F&G) and Platforming Unit, the business needs for this Safety system are to help and improve PRL profitability.

hic

To ensure availability of plant with safe operation, a triple module Controller-based HiMAX Safety system was designed.
While the integration with the DCS also has redundant Modbus TCP/IP communication link to ensure data and plant availability.
PTU SIS and ISOM SIS are at geographically dispersed locations and communicating with each other over redundant Fiber Optic medium.

Solution
hic

To ensure availability of plant with safe operation, a triple module Controller-based HiMAX Safety system was designed.
While the integration with the DCS also has redundant Modbus TCP/IP communication link to ensure data and plant availability.
PTU SIS and ISOM SIS are at geographically dispersed locations and communicating with each other over redundant Fiber Optic medium.


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