Control and shut-off valves are used for oil and gas transmission in refineries and petrochemical plants. The position is regulated using the position measuring systems, because they are extremely reliable, especially in very harsh environments. When explosion protection has the highest priority, the certified position measuring system BTL7-T500 from Balluff is a very good choice. With its many international approvals, such as ATEX and IECex, it offers a broad range of applications, reliability and safe operation in explosion hazard areas of Zone 0 and Zone 1. This means for example it can be used as well for continuous level measurement in refinery tanks.The Profibus interface offers great flexibility. The position measuring system can be quickly adapted, saves time in installation and means rapid diagnostics of possible errors. A single cable suffices for hookup (BUS-in-out, power). The non-contact measuring system in the stainless steel housing with IP 67 protection.
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