2 Bench top configuration
When performing bench top configuration Emerson suggests
connecting the THUM Adapter to a wired device. If this is not
possible, use the following wiring diagrams.
For bench top configuration, ensure the power supply used is limited
to 0.5 A maximum.
Figure 2-1: THUM Adapter Only, Powered by a Current Source
A. THUM Adapter
B. Ground
C. 20 mA current source
D. HART Modem
May2024 Quick Start Guide
Quick Start Guide 7
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