Rugged instrumentation for reliable measurement and control

Applications By Industry

Single Loop Logic Solver for Tank Overfill Protection

Tank overfill protection is required for all tanks holding hydrocarbons. Often this layer of protection is a Safety Instrumented System (SIS) that includes a level transmitter, logic solver and a shutdown valve.  

Oil and Gas Upstream and Extraction 6

Download the PDF file

Rather than a complex and expensive safety PLC, look to the STA Functional Safety Trip Alarm as your Safety Instrumented System logic solver for tank overfill protection. The STA is simple to program and has an auxiliary analog output for retransmission to the local RTU.   The STA is SIL 2/3 capable, approved by exida and rated Class I Div 2/Zone 2.


Key attributes: 

  • SIL 2/3 capable
  • Easy programming
  • Class I Div 2/Zone 2 approval and local display

 

Download Datasheet