Emerson Micro Motion Quick Start Manual page 51

Wiring
Figure 3-9: Barrier terminals
A. I.S. terminals for connection to enhanced core processor
B. Non I.S. terminals for connection to remote host and power supply
2. Terminate the shields at the remote host.
Do not add external resistors. The barrier contains internal pull-up/pull-down and
termination resistors.
Quick Start Guide 19