MICROPROCESSOR-BASED/DDC FUNDAMENTALS
132
ENGINEERING MANUAL OF AUTOMATIC CONTROL
Controller Programming ............................................................................................................ 142
General................................................................................................ 142
Programming Categories .................................................................... 143
Configuration Programming ............................................................ 143
System Initialization Programming.................................................. 143
Data File Programming ................................................................... 143
Custom Control Programming ........................................................ 143
Analyze Control Application ........................................................ 144
Partition Into Control Loops ........................................................ 144
Determine Inputs and Outputs .................................................... 144
Design, Write, and Compile Program ......................................... 145
Debug, Install, Enter Data Files, and Test .................................. 145
Typical Applications ............................................................................................................ 145
Zone-Level Controller .......................................................................... 145
Example 1. VAV Cooling Only ......................................................... 145
Example 2. VAV Cooling with Sequenced Electric Reheat ............. 145
System-Level Controller ...................................................................... 146