Pepperl+Fuchs WHA-ADP2-F8B2 Z1 Series Manual page 24

WHA-ADP2-F8B2-*-**-Z1(-EX1)
Installation
Figure 3.12
1 PLC, Remote I/O, DC power supply with communication resistor
2 Field device
New installations: For new installations, we recommend that the adapter is wired as shown in
the following figure.
Figure 3.13
1 PLC, Remote I/O, DC power supply with communication resistor
2 Field device
Two-wire device powered by adapter
In this configuration, the field device is operating independently and is powered by the adapter.
The adapter provides the following functions:
Current measurement via 4 ... 20 mA interface,
HART digital communication, if supported by the connected device.
24
Connection of adapter to a control loop with communication resistor
Alternative method of connection of adapter to a control loop with communication
resistor