Electrical connection
Proline Promass E 200
26
Hauser
2
1
3
+
-
+
-
+
-
4
5
5
7
8
6
6
6
6
6
6
.
-
A0019004
1
Controller (e.g. PLC)
2
Segment coupler PROFIBUS DP/PA
3
Cable shield
4
T-box
5
Measuring device
6
Local grounding
7
Bus terminator
8
Potential matching line
NOTICE
In systems without potential equalization, the multiple grounding of the cable shield
causes mains frequency equalizing currents!
Damage to the bus cable shield.
‣
Only ground the bus cable shield to either the local ground or the protective ground at one
end. Insulate the shield that is not connected.
7.1.6
Requirements for the supply unit
Supply voltage
Transmitter
An external power supply is required for each output. The following supply voltage values
apply for the 4-20 mA and 4-20 mA HART current output:
Содержание Proline Promass E 200
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