Dealing properly with electronic control systems in explosive areas has become a concern for many of our clients. PSI can provide the expertise to see if the control systems in your Divison 1 and Division 2 areas meet code. We can then recommend upgrades to meet code and implement the changes at your plant. Of course this is important so your plant is compliant. Even more vital, this can avoid injury and destruction to your personnel and equipment. 
In addition to concerns about meeting code in newly classified areas, you need to evaluate any changes to wiring or devices in existing hazardous areas. We can help with. PSI has put together a white paper titled “HAZARDOUS/CLASSIFIED AREAS FOR DUMMIES”. To obtain a copy, please email salter@primarysys.com and include in the subject line “HAZARDOUS/CLASSIFIED AREAS FOR DUMMIES”