ABB ACH550-02-645A-4 [153/454] Mechanical and electrical installation of the plug in fieldbus

ABB ACH550-02-645A-4 [153/454] Mechanical and electrical installation of the plug in fieldbus
Serial communications 149
ACH550-02 User's Manual
Fieldbus adapter (EXT FBA)
Mechanical and electrical installation of the plug-in
fieldbus
The plug-in fieldbus adapter (EXT FBA) module is inserted into
expansion slot 2 of the drive.
The module is held in place with plastic retaining clips and two
screws. The screws also provide the earthing of the cable shield
connected to the module and interconnect the GND signals of
the module and the control board of the drive.
On installation of the module, the signal and power connection
to the drive is automatically established through the 34-pin
connector.
Mounting procedure (See the figure on page 150):
1. Insert the module carefully into expansion slot 2 of the drive
until the retaining clips lock the module into position.
2. Fasten the two screws (included) to the stand-offs.
3. Route the network cable through the cable clamp/gland.
4. Connect the network cable to the network connector of the
module. Detailed configuration is available in the
appropriate EXT FBA manual.
5. Tighten the cable clamp/gland.
6. Install the conduit/gland box cover (1 screw).

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