
Proline Promag P 500 HART
Electrical connection
Hauser
57
+
–
A0029340
Prerequisite: The sensor is installed in the pipe in a way that provides electrical insulation.
1. Connect the two flanges of the pipe to one another via a ground cable.
2. Guide the shield of the signal lines through a capacitor.
3. Connect the measuring device to the power supply such that it is floating in relation
to the protective ground (isolation transformer).
7.5
Special connection instructions
7.5.1
Connection examples
Current output 4 to 20 mA HART
4
4...20 mA
5
2
1
3
6
A0029055
22
Connection example for 4 to 20 mA HART current output (active)
1
Automation system with current input (e.g. PLC)
2
Cable shield: the cable shield must be grounded at both ends to comply with EMC requirements; observe cable
specifications
3
Connection for HART operating devices → 83
4
Resistor for HART communication (≥ 250 Ω): observe maximum load → 179
5
Analog display unit: observe maximum load → 179
6
Transmitter
Summary of Contents for Hart Proline Promag P 500
Page 210: ...www addresses endress com ...