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6
6.4.15 HART Measurement Transmitter (EEx d) via MFE7 Board
(Multi-Master, without barrier) – Multidrop Mode (from Basic
System 03-25)
Hazardous Area
HART pressure
transmitter, EEx d
(multidrop)
HART temperatur
transmitter, EEx d
(multidrop)
Abb. 6-20: HART pressure and temperature transmitter (EEx d)
via MFE7 (primary and secondary master) – example
Characteristics MFE7:
•
a galvanically isolated input safe circuit for a transmitter with HART
interface for every device; protocol converter integrated in input
−
1
st
device in source mode:
enCore FC
Safe Area
+
−
+
−
Operating Instructions
Assembly Instructions
enCore device 1
MFE7 board
A1+ or A2+
A1− or A2−
SH
(source mode;
primary master)
enCore device 2
MFE7 board
A1+ or A2+
A1− or A2−
SH
(sink mode;
secondary master)
Page 77 of 120
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