Connecting Cables - Pepperl+Fuchs WHA-ADP2-F8B2 Z1 Series Manual

WHA-ADP2-F8B2-*-**-Z1(-EX1)
Installation
Note!
For HART devices, we recommend that the device is operated in multidrop mode to prolong
battery life. In this case, a polling address between 1 and 14 is set and the device outputs a
constant current of 4 mA.
Figure 3.14
1 Field device (passive)
Four-wire device
In this configuration, the field device is operating independently and is powered by an external
power source. The adapter provides the following functions:
Current measurement via 4 ... 20 mA interface,
HART digital communication, if supported by the connected device.
Figure 3.15
1 Four-wire field device (active)
2 External Power Source
3.3.2

Connecting Cables

Required tools:
Phillips screwdrive PZ1 to open the adapter cover,
Screwdriver with 2.5 mm blade to make the connections.
Connection of loop-powered device to active adapter
Connection of active four-wire device to passive adapter
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