User manual

MVI56-HART ♦ ControlLogix Platform Reference
HART Multi-drop Master Communication Module User Manual
ProSoft Technology, Inc. Page 103 of 171
October 13, 2011
5.7 Example Field Terminations
Up to 15
instruments per
channel
One instrument per channel
Multi-drop Mode
(address 1 to 15)
Point to Point
Mode
(address 0 to 15)
Point to Point
Mode with
Analog
(address 0 only)
Power Mode A
24VDC connected
to HART power
terminals 1 and 2
on terminal block
Master Powered
instruments on all
4 channels
OK
Install 250 1K
OK
Install 1K resistor
OK
Power Mode B
HART power
terminals 1 and 2
on terminal block
left open
Loop Powered
instruments on 1
or more channels
OK OK OK
- differential or
single ended
analog signal
Self Powered
instruments on 1
or more channels
Not possible OK OK
-differential or
single ended
analog signal