Oldham OLCT 200 User Manual page 29

on the HART board and connect the leads from the Hart handheld. They can be
accessed without pulling the nest assembly out of the enclosure and are on the top
right side, just above the next button (See Figure 2.14).
Figure 2-14: Top View of OLCT 200 showing HART connection terminals
At the controller end, connect the HART handheld directly across the signal and
common wires coming from the HART modem. In applications that utilize WX series
controllers, the terminals are labeled HI and LO with HI being the signal and LO being
common.
Connection Points for
Connecting HART Handheld
Figure 2-15: Example of OLCT 200 HART Wiring
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