Endress+Hauser Levelflex FMP50 PROFIBUS PA Operating Instructions Manual page 48

Electrical connection
48
Terminal assignment PROFIBUS PA / FOUNDATION Fieldbus
A
2
1
 10 Terminal assignment PROFIBUS PA / FOUNDATION Fieldbus
A Without integrated overvoltage protection
B With integrated overvoltage protection
1 Connection PROFIBUS PA / FOUNDATION Fieldbus: terminals 1 and 2, without integrated overvoltage
protection
2 Connection switch output (Open Collector): terminals 3 and 4, without integrated overvoltage protection
3 Connection switch output (Open Collector): terminals 3 and 4, with integrated overvoltage protection
4 Connection PROFIBUS PA / FOUNDATION Fieldbus: terminals 1 and 2, with integrated overvoltage protection
5 Terminal for cable screen
Block diagram PROFIBUS PA / FOUNDATION Fieldbus
 11 Block diagram PROFIBUS PA / FOUNDATION Fieldbus
1 Cable screen; observe cable specifications
2 Connection PROFIBUS PA / FOUNDATION Fieldbus
3 Measuring device
4 Switch output (open collector)
B
2
+
1
-
2
1
+
3
-
4
Levelflex FMP50 PROFIBUS PA
3
I
Y
4
Endress+Hauser
3
4
5
A0036500
A0036530