5
Assembly Instructions
enCore FC1
Operating Instructions
Page 55 of 97
5.4.8 HART Measurement Transmitter (EEx d) via MFE7 Board
(Internal Power Supply)
Hazardous Area
Safe Area
enCore device
MFE7 board
A1+ or A2+
A1- or A2-
SH
HART pressure
transmitter, EEx d
HART temperature
transmitter, EEx d
HART
communicator
Fig. 5-13: Example – HART pressure and temperature transmitter (EEx d) via MFE7
Characteristics:
•
a galvanically isolated input safe circuit for a transmitter with HART
interface;
an active signal and protocol converter integrated in input:
in the active operation:
approx. 24 V feeding voltage
•
Multidrop mode:
4 transmitters (max.)
Burst mode:
1 Transmitter
•
maximum cable length:
250 m
Hints on parameterization
Branch
<device> – Basic System – I/O boards –
Board <x>: MFE7