Rockwell Automation 1734sc-IE4CH E+H Instruments via HART to PlantPAx User Manual - Manual (Page 106)

106 Rockwell Automation Publication PROCES-UM002A-EN-P - July 2014
Appendix E Prosonic M Ultrasonic Level
1 2 3 4
E N DR E S S + HA US E R
EN DR ES S+ HA US ER
3
5
4
1
2
6
7
3 4
I+ I-
1 2
L- L+
4...20 mA
communication
resistor
(> 250
) Ω
plant
ground
test sockets
for testing of
the signal current
power