Which of the following positioners may interface with a PAM program?

The intelligent positioner is designed with advanced capabilities that allow it to communicate with higher-level systems such as Process Automation and Management (PAM) programs. This type of positioner typically has built-in diagnostics, self-tuning features, and the ability to process data, which enables it to integrate seamlessly with PAM systems.

Intelligent positioners can transmit and receive data, making them ideal for applications that require more than basic actuation control. They allow for real-time data exchange and can help optimize performance and increase reliability within a control loop. This advanced functionality is essential for modern process control environments, where data-driven decision-making is crucial.

In contrast, standard, electric, and pneumatic positioners do not possess these communication capabilities or advanced features. They primarily operate based on direct control signals without the integration needed for effective interaction with PAM programs. Hence, while they might serve their intended purposes in typical applications, they lack the critical interfacing abilities that intelligent positioners provide.