5
Assembly Instructions
enCore FC1
Operating Instructions
Page 61 of 97
− a passive signal and protocol converter integrated in input of
the second device:
in passive operation:
approx. 300 Ω load
•
This operating mode can only be used with one transmitter.
•
maximum cable length:
250 m (total)
Hints on parameterization
Branch
<device> – Basic System – I/O boards –
Board <x>: MFE7
Set the following values:
•
channel
A1+ A1−
and
A2+ A2−
: type
HART channel
•
each channel with parameter
Power supply
:
− for device 1: value
On
− for device 2: value
Off
With this, the operating mode of the channel is set correctly for the
redundant connection of both the HART transmitters with the
ignition protection category EEx d.
Maximum one transmitter can be connected for every channel
(burst mode).