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6.1.2
Optional cable inlet/wiring via the optional cable inlet
Requirement
The optional cable inlet on the underside of the WirelessHART adapter can be used in the
following situations:
● If you need to insert two cables, for example as described in the sections "Two-wire field
device with external power supply without communications resistor" (Page 35)
and "WirelessHART communication parallel to a wired HART installation" (Page 35).
● When it is preferable to mount the WirelessHART adapter above the field device when
installing the adapter away from the device.
Figure 6-1
Feeding in the cable through the optional cable inlet
Cabling with the optional cable inlet
To feed a cable into the housing through the optional cable inlet, follow these steps:
1. Remove the sealing cap from the cable inlet of the WirelessHART adapter.
2. Screw the cable gland into the thread of the cable inlet.
3. Release the stress relief of the cable gland slightly by turning the union nut
counterclockwise.
4. Open the housing of the WirelessHART adapter.
5. Feed the cable through the cable gland into the housing.
6. Connect the cable as described in the section "Wiring diagrams" (Page 33) to the
appropriate terminals of the WirelessHART adapter.
7. Tighten the union nut.
See also
WirelessHART communication parallel to a wired HART installation (Page 37)
Connecting
6.1 Electrical installation
WirelessHART Adapter SITRANS AW200
32
Operating Instructions, 02/2020, A5E02777161-AA