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6
Electrical connections
Power supply connection
➁
Esc
-
➀
Fig. 1:
= power supply cable
= ground terminal for potential equalisation
A = view A
➁
Fig. 2:
Ground terminal for potential equalisation
Caution:
• The transmitter
is to be securely connected to the potential equalization system
using the screw terminal
• The sensor holders are to be grounded using the external screw terminal
Alternatively, the sensor can be connected to the potential equalization system via the
pipeline when a ground connection according to regulations can be assured.
The table below contains the values that are identical for all versions, irrespective of the
type code.
Transmitter Prosonic Flow 93
Terminals
1
L (+)
Designation
Power supply
Functional
AC: U = 85...260 V
values
or
AC: U = 20...55 V
or
DC: U = 16...62 V
Power consumption:
18 VA / 15 W
Intrinsically
no
safe circuit
U
=
260 V AC
m
PROline Prosonic Flow 93 PROFIBUS-DP/-PA
r
A
+
E
➀
on the outside of the transmitter housing.
2
3
N (–)
Protective earth
Caution:
Follow ground
network requirements
for the facility
A
N(-)
L(+)
Prosonic Flow W/P
DDU 10/18/19
➃
.
Endress+Hauser
➀
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