Rockwell Automation Publication ICSTT-RM448M-EN-P - February 2021 87
Chapter 5 Install the AADvance System
Field Loop Circuit for Digital Input
Field Loop Circuit for Line Monitored Digital Input for Emergency Shutdown Systems (ESD)
The suggested values for R1 and R2 are as follows:
R1 = 15K 1%, 1W (maximum power dissipated is 47mW at 26.4V)
R2 = 3K9 1%, 1W (maximum power dissipated is 182mW at 26.4V)
Suggested range of values for both of the above circuits are as follows:
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