Endress+Hauser Levelflex FMP55 - Page 41

Levelflex FMP55 HART Electrical connection
Endress+Hauser 41
HART loop converter HMX50
The dynamic variables of the HART protocol can be converted into individual 4 to 20 mA
sections using the HART loop converter HMX50. The variables are assigned to the current
output and the measuring ranges of the individual parameters are defined in the HMX50.
Stromausgang1
Relais1
Stromausgang2
Stromausgang3
Relais2
versorgung
Eingang
1
2
3
4
5
6
7
8
9
11
12
13
14
15
19
20
21
16
17
18
22 23
24
24VDC
10
HART LoopConverterHMX50
LevelflexM
HART
Commubox
FXA191/195
+
-
+
Currentoutput1
Relay1
Currentoutput 2
Currentoutput 3
Relay2
Power
supply
Input
Power
HART
A0011356-EN
 14 Connection diagram for HART loop converter HMX50 (example: passive 2-wire device and current
outputs connected as power source)
The HART loop converter HMX50 can be acquired using the order number 71063562.
Additional documentation: TI00429F and BA00371F.