Assembly Instructions
5
Page 60 of 97
Operating Instructions
enCore FC1
5.4.11 HART Measurement Transmitter (EEx d) via MFE7 Board
(redundant)
Hazardous Area
Safe Area
enCore device 1
MFE7 board
A1+ or A2+
A1- or A2-
SH
HART transmitter,
EEx d
enCore device 2
MFE7 board
A1+ or A2+
A1- or A2-
SH
HART
communicator
Fig. 5-16: HART transmitter (EEx d) via MFE7 (redundant)
Characteristics:
•
a galvanically isolated input safe circuit for a transmitter with HART
interface for every device:
− an active signal and protocol converter integrated in input of
the first device:
in active operation:
approx. 24 V feeding voltage