var fDesc=new Array(); fDesc[0] = "OPC (OLE for Process Control or Open Connectivity) is a standard established by the OPC Foundation task force to allow applications to access process data from the plant floor in a consistent manner. The PI OPC Interface is an OPC DA COM Interface for bidirectional communication between an OPC Data Access (DA) Server that supports v1.0a and 2.05 of OPC DA standard and an OSIsoft PI System.

The PI OPC Interface collects data from OPC servers via the DA (Data Access) standard and writes them to the PI Server. It interoperates with any OPC Server."; function tShowHide(id, show) { var s = document.getElementById("desc"); if ((s.innerHTML.length<=212 || show==1) && show!=2) { s.innerHTML = fDesc[id]; if (document.getElementById('m1')) document.getElementById('m1').style.display='none'; if (document.getElementById('m2')) document.getElementById('m2').style.display='none'; if (document.getElementById('more_txt')) document.getElementById('more_txt').style.display='inline'; } else { s.innerHTML = ''; } }