User Manual
Druck DPI620G-IS
22 Feb 2017
116M5464 Revision A
Page 110 of 248
6.7
Use of Test Connections
Use the test connection with a HART® transmitter. Use CH1
to measure current and CH2 to communicate with the
HART® device. CH2 must be set to
None
, and CH1 must be
placed into current measure mode. There must be an
external HART® resistor in the loop.
Figure
6
‐
4