I/O licensing

Serial Card I/O license demand guidelines

References from DeltaV control modules to serial I/O datasets require an I/O license. References to multiple registers in the same datasets require only one I/O license. Multiple modules can reference the same dataset without requiring additional licenses.

The table shows the I/O license type required for each dataset direction and type.

Table: Controller and Serial card I/O register license demand requirements
Dataset data direction DeltaV data type I/O license type used
Input 8 bit int w/status AI
Input 8 bit uint w/status AI
Input 16 bit int w/status AI
Input 16 bit uint w/Status AI
Input 32 bit int w/status AI
Input 32 bit uint w/Status AI
Input Floating point with status AI
Input String w/Status AI
Output 8 bit int w/status AO
Output 8 bit uint w/status AO
Output 16 bit int w/status AO
Output 16 bit uint w/Status AO
Output 32 bit int w/status AO
Output 32 bit uint w/Status AO
Output Floating point with status AO
Output String w/Status AO
Input Boolean with status DI
Input Discrete with status DI
Output Boolean with status DO
Output Discrete with status DO