Generally, the ABLE Act permits a state to establish and maintain a new type of tax-advantaged savings program (under Section 529A of the Internal Revenue Code). Contributions may be made to a 529A account established for a designated beneficiary to pay for qualified disability expenses. Guidance.
See footnotes for more details. OPC is implemented in server/client pairs. The OPC server is a software program that converts the hardware communication protocol used by a PLC into the OPC protocol. The OPC client software is any program that needs to connect to the hardware, such as an HMI.
WITS Level 0 OPC Server. The Wellsite Information Transfer Specification (WITS) is a set of communications formats used for transfer of data between devices at the drill site. Further information on WITS is available here. WITS Level 0 is the lowest level of data transfer, and uses a simple ASCII format over a serial link (RS232/485) or network (TCP/IP). OPC Server. The Process IT WITS Level 0 OPC Server supports OPC Data Access (DA) 2.0, and includes a browsable server namespace.