Surveys over the past three years indicate that Control respondents may represent North America’s leaders in implementing digital communications.
Figure 1: "Which of the following field instrument communication protocols are in use in your plant? (Please indicate the approximate percentage of field devices for each protocol.)"
Figure 2: "If permanently integrated HART connectivity is in use at your plant, what percentage of HART-based field devices is permanently integrated?"
Figure 3: "If HART is in use at your plant, which of these statements describes your usage. (Please check all that apply.)"
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