Working with Database Blocks

Your main task when setting up a SCADA server is creating blocks for your process database. In general, you can create a block by completing its dialog box. However, in order to configure a block, you should understand the basic database concepts, such as scan times and phasing. This chapter discusses these and other database concepts.

• Block Types and Descriptions
• Block Fields
• Scan Times
• Phasing
• Block Modes
• Placing Blocks On and Off Scan
• I/O Drivers
• Understanding Signal Conditioning