Levelflex FMP50 HART
Electrical connection
Hauser
17
Block diagram, 2-wire: 4 to 20 mAHART, 4 to 20 mA
5
4
1
2
3
+
+
-
-
Y
I
6
1
2
+
-
3
4
7
+
-
8
A0036502
7
Block diagram, 2-wire: 4 to 20 mAHART, 4 to 20 mA
1
Active barrier for power supply (e.g. RN221N), current output 1; observe terminal voltage
2
Resistor for HART communication (≥ 250 Ω); observe maximum load
3
Connection for Commubox FXA195 or FieldXpert SFX350/SFX370 (via VIATOR Bluetooth modem)
4
Analog display unit; observe maximum load
5
Cable screen; observe cable specification
6
Measuring device
7
Analog display unit; observe maximum load
8
Active barrier for power supply (e.g. RN221N), current output 2; observe terminal voltage
Terminal assignment, 4-wire: 4 to 20 mA HART (10.4 to 48 V
DC
)
3
+
4
-
1
L+
2
L-
1
3
2
A0036516
8
Terminal assignment, 4-wire: 4 to 20 mA HART (10.4 to 48 V
DC
)
1
Connection 4 to 20 mA HART (active): terminals 3 and 4
2
Connection, supply voltage: terminals 1 and 2
3
Terminal for cable shield
