ABB MAG-SM Instruction Bulletin page 38

Electromagnetic Flowmeter Converter
Process Level
1 EMF
2 VAF
3 Press.
4 Swirl
5 Vortex
6 Vortex
7 Mass
1024 HART-Field Inst's
(>1024 upon request)
Fig.15 Communication with a PCS using a Field Multiplexer or a PC with Smart Vision Software
32
Field Level
Supply Power
Converter
R min = 250 Ohm
B
Process Control Level
19"-Design
Field Multiplexer
RS485
55HX1000
4–20 mA
R
L
4–20 mA
R
L
4–20 mA
R
L
4–20 mA
R
L
4–20 mA
R
L
4–20 mA
R
L
4–20 mA
R
L
Control System
Project Station
RS232C